NRS Resilient-Seated Gate Valve Manufacturers

We supply Cast Steel Pressure Relief Valve.The HISPEED® Cast Steel Pressure Relief Valves limit inlet pressure by relieving excess pressure and prevent pipe line pressure from rising to maximum.The Cast Steel Pressure Relief Valves may be used in commercial and industrial applications,including chemical,biochemistry,pulp&paper, chemical fiber,pharmaceutical，environmental protection etc.Choose HISPEED® Cast Steel Pressure Relief Valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications.We are expecting to become your long term partner in China.

We supply Double 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 high quality Hispeed® Cast Steel Pressure Reducing Valve.The HISPEED® Cast Steel Pressure Reducing Valves reduce a higher inlet pressure to a lower outlet pressure.The Cast Steel Pressure Reducing Valves may be used in commercial and industrial applications,including chemical,biochemistry,pulp&paper,chemical fiber,pharmaceutical，environmental protection etc.Choose HISPEED® Cast Steel Pressure Reducing Valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications.We are expecting to become your long term partner in China.ng to become your long term partner in China.

We supply Residential Sprinklers.The HISPEED® Residential Sprinklers are designed for life safety by providing occupants additional time to exit a structure in the event of a fire. Structures that may utilize residential sprinkler systems include single and multi-family homes, apartments and condominiums, student housing, and some hotels. Residential sprinkler systems using HISPEED® Residential Sprinklers can have long-term financial benefits, including reducing insurance premiums, increasing home value for homeowners, and improving the reputation for home builders.We offers the industry’s most comprehensive range of residential sprinklers to suit any decor, budget, and water supply. We are expecting to become your long term partner in China.

As the professional manufacture, we would like to provide you Hispeed® Cast Iron Y-Strainer. We supply Cast Iron Y-Strainer.The HISPEED® Cast Iron Y-Strainers may be used in commercial and industrial applications, including water supply, waste water, gas supply, fire protection, HVAC and irrigation.Choose HISPEED® Cast Iron Y-Strainers for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications.We are expecting to become your long term partner in China.

As the professional manufacture, we would like to provide you Hispeed® Castings.