DIN3352 F4 Ductile Iron Ggg50 Resilient Seated Gate Valve

Product DescriptionDIN3352 F4 Ductile Iron GGG50 Resilient Seated Gate ValveDesign Features:1, Ductile Iron body and bonnet for high strength and impact resistance. Valve Body and Bonnet Fusion bonded epoxy coating for long life corrosion protection. Straight through full bore to avoid debris traps,small flow resistance.2, Ductile Iron Wedge inside and outside fully rubberized with vulcanized EPDM or NBR , suitable for potable water. 3, Rubber bonnet gasket for longevity and protection of bonnet bolts, Isolated fasteners for corrosion protection. 4, Stainless steel stem with rolling thread for high strength and corrosion resistance ** 5, Back sealing facility to allow for replace ment of seals under full operating pressure. 6, replaceable O rings. 7, Dust Guard to prevent impurities from ntering the stem sealing system 8 ,Valve is supplied with hand wheel or bare shaft with square cap; Small operation torque, easy opening and closing. Field of ApplicationSize Range: DN40 to DN1000 Working Temperature:  -10 to +80 ºC Allowable Operating Pressure:PN10,PN16,PN25 Gate valve for use in irrigation, general utility services, HVAC and water systems Technical Specification:Valve design according to EN 1171,DIN3352,EN 1074-1 and 2 Face to face dimensions according to EN 558-1 Series 14, DIN3202 F4 Standard flange drilling to EN 1092-2,ISO 7005-2 Hydraulic test according to EN 12266,ISO5208 Shell test pressure: 24 bar ,Seat test Pressure: 17.6 bar   ItemPart NameMaterial1BodyDuctile Iron GGG502 Wedge Ductile Iron GGG503 Wedge Coating    NBR/EPDM EN681-14 Wedge Nut Copper Alloy5StemStainless Steel X20 Cr136Bonnet Gasket   NBR/EPDM EN681-17Bonnet   Ductile Iron GGG508O Ring Back Sealing EPDM/NBR 9Stem CollarStainless Steel / Brass10O RingNBR/EPDM11O Ring   NBR/EPDM12Stuffing NutCopper Alloy13 Dust GuardEPDM/NBR14 Handwheel   Ductile Iron GGG50   15   Stem Cap  Ductile Iron GGG50   Products Show   Manufacturing TechniquePackage and ShipmentPacking & delivery1. Product packed by Standard Export Carton or Upon Requests of customer2. We can offer products on time, shipping by ocean,by air or DHL, Fedex, TNT,UPSCompany ProfileAnhui Sunval international Co., Ltd. Anhui Sunval International Co., Ltd. is a professional supplier of valves and piping systems. Our company focuses on iron valves, steel valves, copper alloy valves, pipes and related accessories etc. Our main products are gate valve (resilient seated or Metal seated), globe valve, check valve, ball valve, butterfly valve, air vent valve, strainer, control valves and pipe fittings with main material of cast iron, ductile iron, carbon steel, stainless steel and copper alloy. The pressure rating is 0.6Mpa - 150.0Mpa and size range is DN15-DN2400 . The valves are designed and manufactured in accordance with the standards of GB, ANSI, API, DIN, BS, JIS and widely used for water, oil and gas industries. We have obtained certificates of ISO9001, CE, WRAS etc.. Sunval has been selling to 40 countries in Asia, Europe, America and Africa.   Welcome to contact us:  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1