{"id":12608,"date":"2026-04-22T16:02:19","date_gmt":"2026-04-22T08:02:19","guid":{"rendered":"https:\/\/raymonvalve.com\/?post_type=product&#038;p=12608"},"modified":"2026-04-22T16:07:41","modified_gmt":"2026-04-22T08:07:41","slug":"worm-gear-wafer-butterfly-valve","status":"publish","type":"product","link":"https:\/\/raymonvalve.com\/de\/produkt\/worm-gear-wafer-butterfly-valve\/","title":{"rendered":"Schneckengetriebe-Zwischenflansch-Absperrklappe"},"content":{"rendered":"<p data-start=\"233\" data-end=\"617\">Worm Gear Wafer Butterfly Valve is designed for dependable shut-off and flow regulation in water treatment, HVAC, municipal pipelines, and general industrial service systems. Combining a compact wafer body design with worm gear operation, this valve provides stable installation, smoother manual control, and lower operating effort for medium and large diameter pipeline applications.<\/p>\n<p data-start=\"619\" data-end=\"997\">Our worm gear wafer butterfly valves can be supplied in different body, disc, stem, and seat material combinations according to pressure rating, service medium, temperature range, and project standards. The worm gear operator is especially suitable for applications requiring more controlled opening and closing, improved operating convenience, and reliable position adjustment.<\/p>\n<p data-start=\"999\" data-end=\"1011\">Hauptmerkmale<\/p>\n<ul data-start=\"1013\" data-end=\"1370\">\n<li data-section-id=\"1wifgo0\" data-start=\"1013\" data-end=\"1070\">Kompaktes Zwischenflansch-Geh\u00e4usedesign f\u00fcr platzsparende Installation<\/li>\n<li data-section-id=\"map75h\" data-start=\"1071\" data-end=\"1137\">Worm gear operation for smoother and lower-torque manual control<\/li>\n<li data-section-id=\"360c6y\" data-start=\"1138\" data-end=\"1195\">Geeignet f\u00fcr Rohrleitungssysteme mittlerer und gro\u00dfer Durchmesser<\/li>\n<li data-section-id=\"ofs1a5\" data-start=\"1196\" data-end=\"1247\">Zuverl\u00e4ssige Absperr- und Regelungsleistung<\/li>\n<li data-section-id=\"1t70rxb\" data-start=\"1248\" data-end=\"1306\">Mehrere Materialoptionen f\u00fcr Geh\u00e4use, Scheibe und Sitz verf\u00fcgbar<\/li>\n<li data-section-id=\"uox15a\" data-start=\"1307\" data-end=\"1370\">Geeignet f\u00fcr Wasser, Luft und allgemeine industrielle Medien<\/li>\n<\/ul>\n<p data-start=\"1372\" data-end=\"1396\">Technische Spezifikationen<\/p>\n<p data-start=\"1398\" data-end=\"1441\">Valve Type: Worm Gear Wafer Butterfly Valve<\/p>\n<p data-start=\"1443\" data-end=\"1502\">Size Range: DN50\u2013DN1200 (larger sizes available on request)<\/p>\n<p data-start=\"1504\" data-end=\"1544\">Pressure Rating: PN10 \/ PN16 \/ Class 150<\/p>\n<p data-start=\"1546\" data-end=\"1573\">Connection Type: Wafer Type<\/p>\n<p data-start=\"1575\" data-end=\"1645\">Geh\u00e4usewerkstoffe: Gusseisen, Sph\u00e4roguss, Kohlenstoffstahl, Edelstahl<\/p>\n<p data-start=\"1647\" data-end=\"1725\">Scheibenwerkstoffe: Sph\u00e4roguss, Edelstahl 304, Edelstahl 316, Bronze<\/p>\n<p data-start=\"1727\" data-end=\"1786\">Seat Materials: EPDM, NBR, PTFE, Viton (depending on model)<\/p>\n<p data-start=\"1788\" data-end=\"1833\">Stem-Werkstoffe: Kohlenstoffstahl, Edelstahl<\/p>\n<p data-start=\"1835\" data-end=\"1865\">Operation: Worm Gear Operation<\/p>\n<p data-start=\"1867\" data-end=\"1943\">Anwendbare Medien: Wasser, Luft, allgemeine Betriebsfl\u00fcssigkeiten, leicht korrosive Medien<\/p>\n<p data-start=\"1945\" data-end=\"2010\">Temperaturbereich: Abh\u00e4ngig vom Sitzwerkstoff und den Betriebsbedingungen<\/p>\n<p data-start=\"2012\" data-end=\"2056\">Applicable Standards: ANSI, DIN, JIS, BS, GB<\/p>\n<p data-start=\"2058\" data-end=\"2082\">Werkstoffe &amp; Konstruktion<\/p>\n<p data-start=\"2084\" data-end=\"2513\">The worm gear wafer butterfly valve body is commonly available in cast iron, ductile iron, carbon steel, and stainless steel to match different project requirements and operating conditions. Disc materials are selected according to corrosion resistance, pressure rating, and service medium. Seat options such as EPDM, NBR, PTFE, and Viton can be selected based on sealing requirements, temperature range, and fluid compatibility.<\/p>\n<p data-start=\"2515\" data-end=\"2828\">The wafer body design makes this valve suitable for compact pipeline layouts where installation space is limited. Compared with simple lever operation, the worm gear mechanism provides better control, reduced operating effort, and more stable positioning, especially in larger sizes or higher torque applications.<\/p>\n<p data-start=\"2830\" data-end=\"2848\">Produktvorteile<\/p>\n<ul data-start=\"2850\" data-end=\"3177\">\n<li data-section-id=\"z8clb2\" data-start=\"2850\" data-end=\"2920\">Compact wafer structure for economical and space-saving installation<\/li>\n<li data-section-id=\"10zqlw\" data-start=\"2921\" data-end=\"2984\">Worm gear operator for easier and more precise manual control<\/li>\n<li data-section-id=\"1l61q2z\" data-start=\"2985\" data-end=\"3052\">Suitable for larger sizes where lever operation is less practical<\/li>\n<li data-section-id=\"1pb4rbn\" data-start=\"3053\" data-end=\"3103\">Flexible Auswahl von Werkstoffen f\u00fcr Geh\u00e4use, Scheibe und Dichtung<\/li>\n<li data-section-id=\"ylpvw4\" data-start=\"3104\" data-end=\"3177\">Reliable sealing performance for water and general service applications<\/li>\n<\/ul>\n<p data-start=\"3179\" data-end=\"3191\">Anwendungen<\/p>\n<ul data-start=\"3193\" data-end=\"3477\">\n<li data-section-id=\"4hsr1n\" data-start=\"3193\" data-end=\"3241\">Water treatment and water distribution systems<\/li>\n<li data-section-id=\"15sxsok\" data-start=\"3242\" data-end=\"3276\">HVAC and cooling water pipelines<\/li>\n<li data-section-id=\"honuuw\" data-start=\"3277\" data-end=\"3323\">Municipal water supply and drainage projects<\/li>\n<li data-section-id=\"ya9rj2\" data-start=\"3324\" data-end=\"3374\">Industrial utility and general service pipelines<\/li>\n<li data-section-id=\"16zhnfn\" data-start=\"3375\" data-end=\"3430\">Power, infrastructure, and plant engineering projects<\/li>\n<li data-section-id=\"6yjram\" data-start=\"3431\" data-end=\"3477\">Clean or mildly corrosive media applications<\/li>\n<\/ul>\n<p data-start=\"3479\" data-end=\"3496\">Verf\u00fcgbare Optionen<\/p>\n<ul data-start=\"3498\" data-end=\"3759\">\n<li data-section-id=\"9hytee\" data-start=\"3498\" data-end=\"3554\">EPDM, NBR, PTFE, Viton, and project-based seat options<\/li>\n<li data-section-id=\"10hmwng\" data-start=\"3555\" data-end=\"3619\">Ductile iron, carbon steel, and stainless steel body materials<\/li>\n<li data-section-id=\"1ktxphl\" data-start=\"3620\" data-end=\"3656\">Corrosion-resistant disc materials<\/li>\n<li data-section-id=\"tegelv\" data-start=\"3657\" data-end=\"3700\">ANSI, DIN, JIS, BS, and GB design options<\/li>\n<li data-section-id=\"d7o8bg\" data-start=\"3701\" data-end=\"3759\">Project-based size, pressure, and material customization<\/li>\n<\/ul>\n<p data-start=\"3761\" data-end=\"3780\">Normen &amp; Pr\u00fcfungen<\/p>\n<p data-start=\"3782\" data-end=\"4124\">Our worm gear wafer butterfly valve can be manufactured according to international project standards and customer requirements. Available standards may include ANSI, DIN, JIS, BS, and GB. Testing reports, inspection documents, and material certificates can be provided according to order specifications and project documentation requirements.<\/p>\n<p data-start=\"4126\" data-end=\"4173\">Why Choose This Worm Gear Wafer Butterfly Valve<\/p>\n<p data-start=\"4175\" data-end=\"4506\">This worm gear wafer butterfly valve is a practical solution for customers who need compact installation, dependable shut-off, and easier manual operation in medium and large diameter pipelines. It is especially suitable for projects where installation space, operating convenience, and long-term service reliability are important.<\/p>\n<p data-start=\"4508\" data-end=\"4511\">FAQ<\/p>\n<p data-start=\"4513\" data-end=\"4564\">What is a worm gear wafer butterfly valve used for?<\/p>\n<p data-start=\"4566\" data-end=\"4811\">A worm gear wafer butterfly valve is commonly used for shut-off and flow control in water treatment, HVAC systems, municipal pipelines, and general industrial service lines where compact installation and controlled manual operation are required.<\/p>\n<p data-start=\"4813\" data-end=\"4885\">What is the advantage of worm gear operation on a wafer butterfly valve?<\/p>\n<p data-start=\"4887\" data-end=\"5138\">Worm gear operation provides smoother opening and closing, lower manual operating effort, and better positioning control compared with simple lever operation. It is especially useful for larger valve sizes or applications with higher operating torque.<\/p>\n<p data-start=\"5140\" data-end=\"5235\">What is the difference between a worm gear wafer butterfly valve and a flanged butterfly valve?<\/p>\n<p data-start=\"5237\" data-end=\"5581\">A worm gear wafer butterfly valve uses a compact wafer body that is installed between flanges, while a flanged butterfly valve has integral flanged ends for a more robust connection method. Wafer types are generally more compact and economical, while flanged types are often preferred for certain pipeline standards or installation preferences.<\/p>\n<p data-start=\"5583\" data-end=\"5617\">What seat materials are available?<\/p>\n<p data-start=\"5619\" data-end=\"5780\">Common seat options include EPDM, NBR, PTFE, and Viton. Final seat material selection depends on the medium, temperature, pressure, and application requirements.<\/p>\n<p data-start=\"5782\" data-end=\"5820\">What media is this valve suitable for?<\/p>\n<p data-start=\"5822\" data-end=\"6002\">It is generally suitable for water, air, general service fluids, and mildly corrosive media. Final material selection should be confirmed according to the actual working condition.<\/p>\n<p data-start=\"6004\" data-end=\"6051\">Can you provide customized sizes and materials?<\/p>\n<p data-start=\"6053\" data-end=\"6195\">Yes. Customized sizes, body materials, disc materials, seat types, and applicable standards can be supplied according to project requirements.<\/p>\n<p data-start=\"6197\" data-end=\"6212\">Angebot anfragen<\/p>\n<p data-start=\"6214\" data-end=\"6442\">Looking for a reliable worm gear wafer butterfly valve manufacturer or supplier? Contact Raymon Valve with your size, pressure rating, medium, temperature, standard, and material requirements for technical support and quotation.<\/p>","protected":false},"excerpt":{"rendered":"<p>Worm Gear Wafer Butterfly Valve for dependable shut-off and flow regulation in water treatment, HVAC, municipal, and industrial service pipelines.<\/p>\n<p>Compact wafer body design with worm gear operation, low operating torque, reliable sealing performance, and multiple material 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