Cast Steel Pressure Relief Valve Manufacturers

We supply Single Orifice Air Relief Valve.The HISPEED® air vacuum valves are designed to discharge air during the filling or charging of the system and to admit air into the system during system drainage, valve or pump shut-off or at water column separation. We also offer a range of air release valves and combination air valves combining the functions of an air release valve and an air vacuum valve. The HISPEED® air vacuum valves are designed for installation in the water supply connection to sprinkler, deluge, foam systems, or standpipe fire protection systems.The HISPEED® air vacuum valve features a flange, easy installation and accessibility. We are expecting to become your long term partner in China.

We supply Stainless Steel Coupling.The HISPEED® Stainless Steel Flexible Coupling is a Stainless Steel coupling made of ASTM A-743/A743M cast stainless steel which is the cast equivalent to 304/316 Stainless Steel. It is designed for installation on Stainless Steel schedule 10 and 40 pipe and fittings. The stainless steel material is suitable for a variety of aggressive corrosive environments. The SS flexible coupling can accommodate some angular, rotational and axial pipe movement. It is capable of pressures up to 750 psi (41.4 bar) depending on pipe size and wall thickness.We are expecting to become your long term partner in China.

As the professional manufacture, we would like to provide you high quality Hispeed® PN16 Resilient-Seated Swing Check Valve. We supply PN16 Resilient-Seated Swing Check Valve.The Check Valves are low friction loss check valves designed for use in fire protection systems. These are used in fire protection systems to allow water-flow in one direction only. Typical applications include connections between public water supplies and private fire systems, at the discharge from fire pumps, at gravity tank connections and at fire department pumper connections.We are expecting to become your long term partner in China.

We supply Tee with Female Threaded End.The HISPEED® Tee with Female Threaded End can be applied to water treatment and drinking water,oil and gas,heating&power,HAVC system,medicine&food and so on. We are specialized in providing stainless steel press fittings system solutions and products for pipelines.We are expecting to become your long term partner in China.

We supply Hispeed® Ductile Iron Knife Gate Valve.Its application range is very wide, from coal mining in mines and power plants, slag discharge, slag discharge, to urban sewage treatment; from cement and paper mill slurry transportation to food, sanitation, medicine and other professional pipelines. The ultra-thin design of the Knife Gate Valve completely solves the ordinary gate valve, the slab gate valve, the ball valve, the globe valve, the regulating valve, the butterfly valve and the like with the advantages of small volume, light weight, small flow resistance, no slag accumulation, easy installation and easy disassemble. The flow resistance is large, occupying space, easy to accumulate slag, and difficult to install and maintain. Therefore, a large number of general-purpose cut-off gates and regulating gates are replaced by Knife Gate Valve. We are expecting to become your long term partner in China.

We supply Elbow with Female Threaded.The HISPEED® Elbow with Female Threaded can be applied to water treatment and drinking water,oil and gas,heating&power,HAVC system,medicine&food and so on. We are specialized in providing stainless steel press fittings system solutions and products for pipelines.We are expecting to become your long term partner in China.