SZ41X Rising Stem Resilient Seated Gate Valve

product overview: The valve disc is rubber-pached to get excellent saaling effect by the rubber's resilient deformation.nonrising resilient seated gate valve solve the problem in general gate valves such as leakage,rusting saves installation space.It is used widely in tap water industry,sweage treatment ,shipping construction,petrolum,chemicals,food,pharmacy,textile,electric power,metallurgy and energy system's pipeline to adjust and shut off fluids. main dimension: DN 50 65 80 100 125 150 200 250 300 350 400 450 500 600 L 178 190 203 229 254 267 292 330 358 381 406 432 457 508 Hmin 313 3332 372 424 497 562 680 837 948 1010 1220 1280 1480 1665 Hmax 335 375 415 476 540 600 720 875 990 1050 1245 1310 1560 1750 Technical parameters: nominal diameter 50-1000 50-1000 50-1000 mm nominal pressure 1.0 1.6 2.5 mpa shell test 1.5 2.4 3.75 mpa sealing test  1.1 1.76 2.75 mpa air seal test 0.6 0.6 0.6 mpa working temperature <100 <100 <100 ℃ applicable medium water water water ℃ materials of main parts: NO part material 1 body ductile iron  2 disc ductile iron packed with NBR 3 bolt CS SS 4 Gasket EPDM NBR 5 Cover ductile iron  6 Stem stainless steel 7 O-ring EPDM silicone 8 Trust bearing brass 9 bolt CS SS 10 gland ductile iron  11 Dust proof gasket EPDM NBR How to reach our factory： by plane: From Beijing airport:240kms,3 hours by driving. From Tianjin airport:150kms, 2 hours by driving. By Train: From beijing South railway station:224Kms, 1 hours From Shanghai Hongqiao railway station:1167Kms, 4.5 hours By Car: From CangzhouXi railway station:45kms, 40 minutes. Our address：Botou Industry Park,Cangzhou City,Hebei Province ,China contact person to pick you up from air port or anyplace in China，please call alan：+8615831888892 you can add my whatsapp:+8615831888892 you can add my wechat:885893 you can call me:0086-15831888892 Botou Shengfeng auto-valve Co,. LTD is a specialized manufacture enterprise that focuses producing, installing, sale and service. The main products include Gate Valve,Waterpower Control Valve,Center Line Butterfly Valve, Flanged Butterfly Valve, Metal Butterfly Valve, Check Valve, Microresistance Slow Close Check Valve, Multi-function Pump Control Valve and their series products. Moreover, we can produce control valve and pressure reducing valve that are different materials, pressures, specifications, actuation ways. Our products include more than 50 serials and 1200 species, and the annual production output is more than 8.000 metric tons. Shengfeng valves have been selling well all over China and exporting to Europe, America and other countries and areas, which are used widely in water supply and drainage, electric power, petrol chemical industry, metallurgy and other trades. Our products are quite creative, good quality, cheap price and excellent .