Double Door Check Valve Manufacturers

That has a sound business credit history, outstanding after-sales service and modern producing facilities, we have earned an superb popularity amid our buyers across the planet for Double Door Check Valve,300PSI Wafer Double Door Check Valve,Wafer Double Door Check Valve,Wafer Check Valve,Check Valve, We invites both you and your company to prosper together with us and share a brilliant long run in worldwide market place.
Double Door Check Valve, We've got 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.

Hot Products

  • 300PSI Y-Strainer

    300PSI Y-Strainer

    As the professional manufacture, we would like to provide you Hispeed® 300PSI Y-Strainer. We supply 300PSI Y-Strainer.The Y-Strainers are low friction loss Y-Strainers designed for use in fire protection systems.The Y-Strainers are designed for installation in the water supply connection to sprinkler, deluge, foam systems, or standpipe fire protection systems.The Y-Strainer features a Class 125 flange, flat face end connection for easy installation and accessibility. We are expecting to become your long term partner in China.
  • PN16 Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve

    PN16 Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve

    You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Hispeed® PN16 Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve. We supply PN16 Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve.The Rising Stem Resilient-Seated(OS&Y) Ductile Iron Gate Valve provides full flow with minimal pressure drop. The Gate Valve features a PN16 flange, raised face end connection for easy installation and accessibility. Rising Stem(OS&Y) Gate Valves are recommended when positive shutoff and a quick visual indicator of open/closed position is required. The OS&Y configuration protects the stem threads from contact with the media. The HISPEED® flanged ductile iron gate valve may be used in commercial and industrial applications, including water supply, waste water, gas supply, fire protection, HVAC and irrigation.Choose HISPEED® gate 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.
  • 300PSI Rising Stem Resilient-Seated Gate Valve

    300PSI Rising Stem Resilient-Seated Gate Valve

    You can rest assured to buy Hispeed® 300PSI Rising Stem Resilient-Seated Gate Valve from our factory and we will offer you the best after-sale service and timely delivery. We supply 300PSI Rising Stem Resilient-Seated Gate Valve.The gate valve provides full flow with minimal pressure drop. The gate valve is designed to be the main control valve in an automatic fire sprinkler system. The gate valve features a Class 125 flange, flat face end connection for easy installation and accessibility. Outside screw and yoke gate valves are recommended when positive shutoff and a quick visual indicator of open/closed position is required. This valve features a pre-grooved stem for tamper switch mounting. It is listed by Underwriters Laboratories of the FM Approved.We are expecting to become your long term partner in China.
  • PN16 Resilient-Seated Swing Check Valve

    PN16 Resilient-Seated Swing Check Valve

    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.
  • Brass or Bronze Strainer

    Brass or Bronze Strainer

    We supply Brass or Bronze Strainer.The HISPEED® Brass or Bronze Strainer Valves are designed and manufactured to provide maximum service life and dependability.The HISPEED® Brass or Bronze Strainers may be used in building services, Heating and Cooling system (glycol or brine water), Drink Water system(Hot Water / Cold Water), Sea Water (Clod Water)etc. Choose HISPEED® Brass or Bronze Balancing 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.
  • Stainless Steel Grooved End Fittings Elbow

    Stainless Steel Grooved End Fittings Elbow

    You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Hispeed® STAINLESS STEEL GROOVED END FITTINGS ELBOW. We look forward to cooperating with you. The Hispeed Model SS-10 and SS-20 stainless steel grooved fittings are investment cast in sizes 1" - 8"; SS-11 is investment cast in sizes 1” – 10”; and SS-60 are investment cast in sizes 1”-12”. These fittings are supplied in ASTM A351 or A743 austenitic grades CF8 (304) and CF8M (316). Materials are in compliance with NSF/ANSI 372 for potable water service applications. In addition fittings are also available on request in CF3M (316L), 316Ti, 2205 Duplex, 2507 Super Duplex and ASTM CK-3MCuN (UNS J93245) the cast equivalent to 254SMO* to meet your specific service requirements. All cast fittings feature full flow characteristics and are designed to the same C - E dimensions of standard ductile iron grooved fittings.

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