{"id":13878,"date":"2026-09-29T16:02:52","date_gmt":"2026-09-29T14:02:52","guid":{"rendered":"https:\/\/lubeteam.it\/?post_type=product&#038;p=13878"},"modified":"2026-09-30T12:19:04","modified_gmt":"2026-09-30T10:19:04","slug":"oleo-tecnica-socket-weld-counter-flanges","status":"publish","type":"product","link":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/","title":{"rendered":"Oleo Tecnica Socket-Weld Counter Flanges"},"content":{"rendered":"<p>Oleo Tecnica Socket-Weld Counter Flanges represent an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leaks and maintaining system integrity in industrial applications. The range is divided into two reference categories to meet different flow-rate and pressure-resistance requirements, providing designers with greater flexibility.<\/p>\n<h3>Technical Specifications and Working Pressure<\/h3>\n<p>Correct component selection is based on an analysis of the maximum recommended working pressure. It is important to emphasise that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the wall thickness and steel quality of the pipe used. Supported pressures vary depending on size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions.<\/p>\n<h3>Available Series: 3000 and 6000<\/h3>\n<p>The range is divided into two main series, distinguished by dimensions and pressure resistance:<\/p>\n<ul>\n<li><strong>Series 3000<\/strong>: Developed for standard applications, with sizes ranging from 1\/2&#8243; to 5&#8243;. The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2&#8243;, 3\/4&#8243; and 1&#8243;), progressively decreasing as the pipe section increases, down to 34 Kg\/cm\u00b2 for the largest 5&#8243; size.<\/li>\n<li><strong>Series 6000<\/strong>: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2&#8243; to 3&#8243;. Flanges in this range provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1&#8243;, then decreasing to 200 Kg\/cm\u00b2 for the largest size in the series (3&#8243;).<\/li>\n<\/ul>\n<h3>Construction Features and Materials<\/h3>\n<p>Operational reliability is ensured by the careful selection of construction materials. Components can be ordered in two specific metallurgical variants:<\/p>\n<ul>\n<li><strong>S355 Steel<\/strong>: A highly resistant and structurally robust material suitable for demanding industrial hydraulic applications.<\/li>\n<li><strong>AISI 316L Stainless Steel<\/strong>: A necessary alternative in corrosive environments or where system requirements call for the use of stainless steel.<\/li>\n<\/ul>\n<h3>Ordering Designation and Hole Configurations<\/h3>\n<p>To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations:<\/p>\n<ul>\n<li><strong>Metric threaded holes<\/strong>: Designated with the initial code GFS&#8230;S for S355 variants and GFX&#8230;S for AISI 316L models.<\/li>\n<li><strong>UNC threaded holes<\/strong>: Identified by the final suffix SU. Specifically, the designation is GFS&#8230;SU for S355 construction and GFX&#8230;SU for AISI 316L material.<\/li>\n<\/ul>\n<h3>Summary technical table of the main characteristics of Oleo Tecnica Socket-Weld Counter Flanges<\/h3>\n<div style=\"width: 100%; overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Feature<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Product<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Socket-Weld Counter Flanges<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Dimensional Series<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000, Series 6000<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Available Materials<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S355 Steel, AISI 316L<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Max. Working Pressure (Series 3000)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">From 34 to 345 Kg\/cm\u00b2<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Max. Working Pressure (Series 6000)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">From 200 to 414 Kg\/cm\u00b2<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Supported Sizes (Series 3000)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">From 1\/2&#8243; to 5&#8243;<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Supported Sizes (Series 6000)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">From 1\/2&#8243; to 3&#8243;<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Hole Types<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Metric, UNC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Product Codes<\/h3>\n<div style=\"width: 100%; overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse;\">\n<thead>\n<tr>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Series<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Size<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Type (Base Code)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Max. Pressure (Kg\/cm\u00b2)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\">Weight (Kg)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS080S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">345<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,25<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS080S038<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">345<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,28<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3\/4&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS100S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">345<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,39<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS102S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">345<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,46<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;1\/4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS104S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">276<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,71<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS106S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">207<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1,11<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS108S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">207<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1,19<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2&#8243;1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS110S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">172<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1,40<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS112S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">138<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2,15<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3&#8243;1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS114S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2,40<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS116S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2,85<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 3000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS118S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5,80<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS401S012<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">414<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,26<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS401S038<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">414<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,29<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3\/4&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS402S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">414<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,50<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS403S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">414<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0,76<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;1\/4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS404S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">375<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1,20<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1&#8243;1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS405S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">320<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1,94<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS406S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">250<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3,42<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2&#8243;1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS507S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">230<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7,25<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Series 6000<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3&#8243;<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">GFS508S<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">200<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11,8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p data-path-to-node=\"3\">Oleo Tecnica Socket-Weld Counter Flanges are high-performance components designed to ensure reliable connections in high-pressure systems. Available in Series 3000 and Series 6000, they provide excellent fluid sealing performance. The maximum supported working pressure, depending on the flange, reaches 414 Kg\/cm\u00b2. Manufactured in S355 and AISI 316L steel, they offer fastening options with metric or UNC holes.<span class=\"\"> The available product codes are:<\/span> GFS080S, GFS080S038, GFS100S, GFS102S, GFS104S, GFS106S, GFS108S, GFS110S, GFS112S, GFS114S, GFS116S, GFS118S, GFS401S012, GFS401S038, GFS402S, GFS403S, GFS404S, GFS405S, GFS406S, GFS507S, GFS508S.<\/p>\n","protected":false},"featured_media":13653,"template":"","meta":{"_joinchat":[]},"product_brand":[],"product_cat":[106,493,495],"product_tag":[327],"class_list":{"0":"post-13878","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-flanges","7":"product_cat-sae-j518","8":"product_cat-socket-weld-flanges","9":"product_tag-oleo-tecnica","11":"first","12":"instock","13":"shipping-taxable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v26.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Oleo Tecnica Socket-Weld Counter Flanges - LubeTeam Hydraulic<\/title>\n<meta name=\"description\" content=\"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2&quot; to 5&quot;. The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2&quot;, 3\/4&quot; and 1&quot;) and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5&quot; size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2&quot; to 3&quot;. Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1&quot;, then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3&quot; size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2&quot; to 5&quot; Supported Sizes (Series 6000) From 1\/2&quot; to 3&quot; Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2&quot; GFS080S 345 0,25 Series 3000 1\/2&quot; GFS080S038 345 0,28 Series 3000 3\/4&quot; GFS100S 345 0,39 Series 3000 1&quot; GFS102S 345 0,46 Series 3000 1&quot;1\/4 GFS104S 276 0,71 Series 3000 1&quot;1\/2 GFS106S 207 1,11 Series 3000 2&quot; GFS108S 207 1,19 Series 3000 2&quot;1\/2 GFS110S 172 1,40 Series 3000 3&quot; GFS112S 138 2,15 Series 3000 3&quot;1\/2 GFS114S 34 2,40 Series 3000 4&quot; GFS116S 34 2,85 Series 3000 5&quot; GFS118S 34 5,80 Series 6000 1\/2&quot; GFS401S012 414 0,26 Series 6000 1\/2&quot; GFS401S038 414 0,29 Series 6000 3\/4&quot; GFS402S 414 0,50 Series 6000 1&quot; GFS403S 414 0,76 Series 6000 1&quot;1\/4 GFS404S 375 1,20 Series 6000 1&quot;1\/2 GFS405S 320 1,94 Series 6000 2&quot; GFS406S 250 3,42 Series 6000 2&quot;1\/2 GFS507S 230 7,25 Series 6000 3&quot; GFS508S 200 11,8\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oleo Tecnica Socket-Weld Counter Flanges\" \/>\n<meta property=\"og:description\" content=\"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2&quot; to 5&quot;. The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2&quot;, 3\/4&quot; and 1&quot;) and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5&quot; size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2&quot; to 3&quot;. Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1&quot;, then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3&quot; size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2&quot; to 5&quot; Supported Sizes (Series 6000) From 1\/2&quot; to 3&quot; Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2&quot; GFS080S 345 0,25 Series 3000 1\/2&quot; GFS080S038 345 0,28 Series 3000 3\/4&quot; GFS100S 345 0,39 Series 3000 1&quot; GFS102S 345 0,46 Series 3000 1&quot;1\/4 GFS104S 276 0,71 Series 3000 1&quot;1\/2 GFS106S 207 1,11 Series 3000 2&quot; GFS108S 207 1,19 Series 3000 2&quot;1\/2 GFS110S 172 1,40 Series 3000 3&quot; GFS112S 138 2,15 Series 3000 3&quot;1\/2 GFS114S 34 2,40 Series 3000 4&quot; GFS116S 34 2,85 Series 3000 5&quot; GFS118S 34 5,80 Series 6000 1\/2&quot; GFS401S012 414 0,26 Series 6000 1\/2&quot; GFS401S038 414 0,29 Series 6000 3\/4&quot; GFS402S 414 0,50 Series 6000 1&quot; GFS403S 414 0,76 Series 6000 1&quot;1\/4 GFS404S 375 1,20 Series 6000 1&quot;1\/2 GFS405S 320 1,94 Series 6000 2&quot; GFS406S 250 3,42 Series 6000 2&quot;1\/2 GFS507S 230 7,25 Series 6000 3&quot; GFS508S 200 11,8\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/\" \/>\n<meta property=\"og:site_name\" content=\"LubeTeam Hydraulic\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/lubeteam\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-30T10:19:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/\",\"url\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/\",\"name\":\"Oleo Tecnica Socket-Weld Counter Flanges - LubeTeam Hydraulic\",\"isPartOf\":{\"@id\":\"https:\/\/lubeteam.it\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp\",\"datePublished\":\"2026-09-29T14:02:52+00:00\",\"dateModified\":\"2026-09-30T10:19:04+00:00\",\"description\":\"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2\\\" to 5\\\". The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2\\\", 3\/4\\\" and 1\\\") and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5\\\" size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2\\\" to 3\\\". Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1\\\", then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3\\\" size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2\\\" to 5\\\" Supported Sizes (Series 6000) From 1\/2\\\" to 3\\\" Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2\\\" GFS080S 345 0,25 Series 3000 1\/2\\\" GFS080S038 345 0,28 Series 3000 3\/4\\\" GFS100S 345 0,39 Series 3000 1\\\" GFS102S 345 0,46 Series 3000 1\\\"1\/4 GFS104S 276 0,71 Series 3000 1\\\"1\/2 GFS106S 207 1,11 Series 3000 2\\\" GFS108S 207 1,19 Series 3000 2\\\"1\/2 GFS110S 172 1,40 Series 3000 3\\\" GFS112S 138 2,15 Series 3000 3\\\"1\/2 GFS114S 34 2,40 Series 3000 4\\\" GFS116S 34 2,85 Series 3000 5\\\" GFS118S 34 5,80 Series 6000 1\/2\\\" GFS401S012 414 0,26 Series 6000 1\/2\\\" GFS401S038 414 0,29 Series 6000 3\/4\\\" GFS402S 414 0,50 Series 6000 1\\\" GFS403S 414 0,76 Series 6000 1\\\"1\/4 GFS404S 375 1,20 Series 6000 1\\\"1\/2 GFS405S 320 1,94 Series 6000 2\\\" GFS406S 250 3,42 Series 6000 2\\\"1\/2 GFS507S 230 7,25 Series 6000 3\\\" GFS508S 200 11,8\",\"breadcrumb\":{\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage\",\"url\":\"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp\",\"contentUrl\":\"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp\",\"width\":600,\"height\":600},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lubeteam.it\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Product\",\"item\":\"https:\/\/lubeteam.it\/en\/products\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Oleo Tecnica Socket-Weld Counter Flanges\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lubeteam.it\/#website\",\"url\":\"https:\/\/lubeteam.it\/\",\"name\":\"LubeTeam Hydraulic\",\"description\":\"HYDRAULIC COMPONENTS &amp; FLUID CONTAMINATION CONTROL\",\"publisher\":{\"@id\":\"https:\/\/lubeteam.it\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lubeteam.it\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/lubeteam.it\/#organization\",\"name\":\"LubeTeam Hydraulic\",\"url\":\"https:\/\/lubeteam.it\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lubeteam.it\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/lubeteam.it\/wp-content\/uploads\/2022\/12\/logo.webp\",\"contentUrl\":\"https:\/\/lubeteam.it\/wp-content\/uploads\/2022\/12\/logo.webp\",\"width\":344,\"height\":85,\"caption\":\"LubeTeam Hydraulic\"},\"image\":{\"@id\":\"https:\/\/lubeteam.it\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/lubeteam\"]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Oleo Tecnica Socket-Weld Counter Flanges - LubeTeam Hydraulic","description":"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2\" to 5\". The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2\", 3\/4\" and 1\") and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5\" size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2\" to 3\". Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1\", then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3\" size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2\" to 5\" Supported Sizes (Series 6000) From 1\/2\" to 3\" Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2\" GFS080S 345 0,25 Series 3000 1\/2\" GFS080S038 345 0,28 Series 3000 3\/4\" GFS100S 345 0,39 Series 3000 1\" GFS102S 345 0,46 Series 3000 1\"1\/4 GFS104S 276 0,71 Series 3000 1\"1\/2 GFS106S 207 1,11 Series 3000 2\" GFS108S 207 1,19 Series 3000 2\"1\/2 GFS110S 172 1,40 Series 3000 3\" GFS112S 138 2,15 Series 3000 3\"1\/2 GFS114S 34 2,40 Series 3000 4\" GFS116S 34 2,85 Series 3000 5\" GFS118S 34 5,80 Series 6000 1\/2\" GFS401S012 414 0,26 Series 6000 1\/2\" GFS401S038 414 0,29 Series 6000 3\/4\" GFS402S 414 0,50 Series 6000 1\" GFS403S 414 0,76 Series 6000 1\"1\/4 GFS404S 375 1,20 Series 6000 1\"1\/2 GFS405S 320 1,94 Series 6000 2\" GFS406S 250 3,42 Series 6000 2\"1\/2 GFS507S 230 7,25 Series 6000 3\" GFS508S 200 11,8","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/","og_locale":"en_US","og_type":"article","og_title":"Oleo Tecnica Socket-Weld Counter Flanges","og_description":"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2\" to 5\". The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2\", 3\/4\" and 1\") and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5\" size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2\" to 3\". Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1\", then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3\" size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2\" to 5\" Supported Sizes (Series 6000) From 1\/2\" to 3\" Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2\" GFS080S 345 0,25 Series 3000 1\/2\" GFS080S038 345 0,28 Series 3000 3\/4\" GFS100S 345 0,39 Series 3000 1\" GFS102S 345 0,46 Series 3000 1\"1\/4 GFS104S 276 0,71 Series 3000 1\"1\/2 GFS106S 207 1,11 Series 3000 2\" GFS108S 207 1,19 Series 3000 2\"1\/2 GFS110S 172 1,40 Series 3000 3\" GFS112S 138 2,15 Series 3000 3\"1\/2 GFS114S 34 2,40 Series 3000 4\" GFS116S 34 2,85 Series 3000 5\" GFS118S 34 5,80 Series 6000 1\/2\" GFS401S012 414 0,26 Series 6000 1\/2\" GFS401S038 414 0,29 Series 6000 3\/4\" GFS402S 414 0,50 Series 6000 1\" GFS403S 414 0,76 Series 6000 1\"1\/4 GFS404S 375 1,20 Series 6000 1\"1\/2 GFS405S 320 1,94 Series 6000 2\" GFS406S 250 3,42 Series 6000 2\"1\/2 GFS507S 230 7,25 Series 6000 3\" GFS508S 200 11,8","og_url":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/","og_site_name":"LubeTeam Hydraulic","article_publisher":"https:\/\/www.facebook.com\/lubeteam","article_modified_time":"2026-09-30T10:19:04+00:00","og_image":[{"width":600,"height":600,"url":"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/","url":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/","name":"Oleo Tecnica Socket-Weld Counter Flanges - LubeTeam Hydraulic","isPartOf":{"@id":"https:\/\/lubeteam.it\/#website"},"primaryImageOfPage":{"@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage"},"image":{"@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage"},"thumbnailUrl":"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp","datePublished":"2026-09-29T14:02:52+00:00","dateModified":"2026-09-30T10:19:04+00:00","description":"Oleo Tecnica Socket-Weld Counter Flanges are an excellent solution for secure and reliable connections within hydraulic circuits and systems. Designed according to strict manufacturing standards, these components ensure excellent mechanical sealing, which is essential for preventing leakage and maintaining system integrity in industrial applications. The range is divided into two main categories to accommodate different flow-rate and pressure-resistance requirements, providing designers with maximum flexibility. Technical Specifications and Working Pressure Correct component selection is based on the analysis of the maximum recommended working pressure. It is important to emphasize that the stated pressure refers specifically to the structural capacity of the flange. The actual maximum working pressure of the complete system will be determined by the thickness and quality of the steel pipe used. Supported pressures vary according to size and series, starting from 34 Kg\/cm\u00b2 for the larger models and reaching up to 414 Kg\/cm\u00b2 for the high-pressure versions. Available Series: 3000 and 6000 The range is divided into two main series, distinguished by size and pressure resistance: Series 3000: Developed for standard applications, with sizes ranging from 1\/2\" to 5\". The maximum recommended working pressure starts at 345 Kg\/cm\u00b2 for the smaller diameters (1\/2\", 3\/4\" and 1\") and progressively decreases as the pipe cross-section increases, reaching 34 Kg\/cm\u00b2 for the largest 5\" size. Series 6000: Designed for circuits subjected to greater hydraulic stress. It covers sizes from 1\/2\" to 3\". Flanges in this series provide high pressure resistance, supporting 414 Kg\/cm\u00b2 for sizes up to 1\", then progressively decreasing to 200 Kg\/cm\u00b2 for the largest 3\" size. Construction Features and Materials Operational reliability is ensured through the careful selection of construction materials. The components can be ordered in two specific metallurgical variants: S355 Steel: A highly resistant and structurally strong material, suitable for heavy-duty industrial hydraulic applications. AISI 316L Stainless Steel: An alternative required for corrosive environments or where system specifications require the use of stainless steel. Ordering Designation and Hole Configurations To ensure seamless integration, the counter flanges are available with two different fastening-hole configurations: Metric threaded holes: Identified by the initial code GFS...S for S355 versions and GFX...S for AISI 316L models. UNC threaded holes: Identified by the final suffix SU. Specifically, the designation is GFS...SU for S355 construction and GFX...SU for AISI 316L material. Technical Summary Table of the Main Characteristics of Oleo Tecnica Socket-Weld Counter Flanges Characteristic Value Product Socket-Weld Counter Flanges Dimensional Series Series 3000, Series 6000 Available Materials S355 Steel, AISI 316L Max Working Pressure (Series 3000) From 34 to 345 Kg\/cm\u00b2 Max Working Pressure (Series 6000) From 200 to 414 Kg\/cm\u00b2 Supported Sizes (Series 3000) From 1\/2\" to 5\" Supported Sizes (Series 6000) From 1\/2\" to 3\" Hole Types Metric, UNC Product Codes Series Size Type (Base Code) Max Pressure (Kg\/cm\u00b2) Weight (Kg) Series 3000 1\/2\" GFS080S 345 0,25 Series 3000 1\/2\" GFS080S038 345 0,28 Series 3000 3\/4\" GFS100S 345 0,39 Series 3000 1\" GFS102S 345 0,46 Series 3000 1\"1\/4 GFS104S 276 0,71 Series 3000 1\"1\/2 GFS106S 207 1,11 Series 3000 2\" GFS108S 207 1,19 Series 3000 2\"1\/2 GFS110S 172 1,40 Series 3000 3\" GFS112S 138 2,15 Series 3000 3\"1\/2 GFS114S 34 2,40 Series 3000 4\" GFS116S 34 2,85 Series 3000 5\" GFS118S 34 5,80 Series 6000 1\/2\" GFS401S012 414 0,26 Series 6000 1\/2\" GFS401S038 414 0,29 Series 6000 3\/4\" GFS402S 414 0,50 Series 6000 1\" GFS403S 414 0,76 Series 6000 1\"1\/4 GFS404S 375 1,20 Series 6000 1\"1\/2 GFS405S 320 1,94 Series 6000 2\" GFS406S 250 3,42 Series 6000 2\"1\/2 GFS507S 230 7,25 Series 6000 3\" GFS508S 200 11,8","breadcrumb":{"@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#primaryimage","url":"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp","contentUrl":"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA.webp","width":600,"height":600},{"@type":"BreadcrumbList","@id":"https:\/\/lubeteam.it\/en\/product\/oleo-tecnica-socket-weld-counter-flanges\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lubeteam.it\/en\/"},{"@type":"ListItem","position":2,"name":"Product","item":"https:\/\/lubeteam.it\/en\/products\/"},{"@type":"ListItem","position":3,"name":"Oleo Tecnica Socket-Weld Counter Flanges"}]},{"@type":"WebSite","@id":"https:\/\/lubeteam.it\/#website","url":"https:\/\/lubeteam.it\/","name":"LubeTeam Hydraulic","description":"HYDRAULIC COMPONENTS &amp; FLUID CONTAMINATION CONTROL","publisher":{"@id":"https:\/\/lubeteam.it\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lubeteam.it\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/lubeteam.it\/#organization","name":"LubeTeam Hydraulic","url":"https:\/\/lubeteam.it\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lubeteam.it\/#\/schema\/logo\/image\/","url":"https:\/\/lubeteam.it\/wp-content\/uploads\/2022\/12\/logo.webp","contentUrl":"https:\/\/lubeteam.it\/wp-content\/uploads\/2022\/12\/logo.webp","width":344,"height":85,"caption":"LubeTeam Hydraulic"},"image":{"@id":"https:\/\/lubeteam.it\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/lubeteam"]}]}},"df_price":"","df_sale_price":"","df_regular_price":"","df_image_link":"https:\/\/lubeteam.it\/wp-content\/uploads\/2026\/09\/CONTROFLANGE-A-SALDARE-DI-TASCA-300x300.webp","_links":{"self":[{"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/product\/13878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/media\/13653"}],"wp:attachment":[{"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/media?parent=13878"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/product_brand?post=13878"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/product_cat?post=13878"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/lubeteam.it\/en\/wp-json\/wp\/v2\/product_tag?post=13878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}