H41X Noise Elimination Check Valve

purpose: noise elimination check valve is mainly used for water supply and drainage,fire protection,hvac system,can be installed in the pump outlet place,to prevent the backflow medium and water  hammer pump damage. characterstics: Internal parts are streamline design,small flow resostance ,energy saving,on its own spring forece close,can prevent the water hammer,simple structure,reliable in preformance.This valve should be installed vertically. Technical parameters: nominal pressure:1.0mpa  1.6mpa  2.5mpa shell test:1.5mpa 2.4mpa 3.75mpa sealing test:1.1mpa 1.76mpa 2.75mpa air seal test:0.6mpa working temperature:≤100℃ application medium;water main parts materials: body:ductlie iron  gaket:rubber Disc:dustile iron  stem:stainless steel  shaft sleeve:copper alloy 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 .