Non-Rising Stem Rubber seal gate valve

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Non-Rising Stem Rubber seal gate valve
Posting date : Jul 04, 2008
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84-
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Size:50-300 Nominal pressure:PN10, PN16 Temperature:-15~135 Use to: Water steam oils acids alkalis salts etc. Specification Application Design Standard : DIN3356 /AWWA C515-01 Testing Conform to DIN3230 API598 Face to Face : DIN3202 F4 Flange Drilling : BS4504,ANSI 125/150,DIN2531,DIN2532,DIN2533,ect 1. Flat straight bottom design, avoiding odds and ends healed up, which ensures it has no effect on the sealing performance after long using. 2. Epoxy painting on the body, isolated to the medium, and avoid of corrosion. 3. Triple sealing to protect against leakage in shaft, which ensures none leakage of valve. 4. Setting up the inverted sealing actuator, which ensures in the condition of using valve, it can change seal--packing, without dismantling valve. 5. The high quality of seat rubber ensures its entailing performance and excellent re--elasticity. 6. The excellent in corrosive performance. (1) Epoxy resin coating in the shell. (2) Adopting the interior six angle bolt in connecting bolt, rubber--sealing in top. 7. Dependable hygienic. (1)Epoxy resin coating conforms to hygienic standard GB/T17219--1998. (2)Whole cover of disc conforms to the rubber of hygienic inspection. (3)The parts such as shaft, shaft nut, etc. adopt the material of stainless steel of incursive water or Bronze. (4)The extent of application. Drinking water, water supply and sewage, sweat treatment, natural gas and coal gas, industry as well as food, etc. Materials NO Part Name Materials 1 Body ASTM A126A(B) GG20 GG25 2 Wedge ASTM A126A(B)+NBR GG20 GG25+NBR 3 Wedge Nut ASTM B36 Brass 4 Bonnet Gasket Graphite Graphite 5 Bonnet ASTM A126A(B) GG20 GG25 6 Bolt A216 WCB GS-C25 7 Nut ASTM B36 Brass 8 Half Ring A216 WCB GS-C25 9 Packing Graphite Graphite 10 Gland ASTM B36 Brass 11 Dustproof Ring EPDM EPDM 12 Stem SS410 X10Cr13 13 Hand wheel ASTM A126A(B) GG20 GG25 14 Washer A216 WCB GS-C25 15 Bolt A216 WCB GS-C25

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