Double Door Check Valve Manufacturers

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 Roll Grooving Machines(Manually Operated).The HISPEED® Roll Grooving Machines(Manually Operated) are designed to groove pipe ends.They are powered by gear reducing motor featuring integral hydraulic pump structure and groove depth limitation device, so to ensure high quality grooves. We provides manually operated roll grooving machine in perfect quality.We are expecting to become your long term partner in China.

As a professional high quality Hispeed® 300PSI Non-Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve manufacture, you can rest assured to buy 300PSI Non-Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve from our factory and we will offer you the best after-sale service and timely delivery. Rich experience QA can help you audit the factory or check the goods quality before shipping. We supply 300PSI Non-Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve.The Non-Rising Stem Resilient-Seated(NRS) Ductile Iron Gate Valve provides full flow with minimal pressure drop. The Gate Valve features a Class 125 flange, flat face end connection for easy installation and accessibility. 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.

We supply Brass or Bronze Camlock Coupling.The HISPEED® Brass or Bronze Camlock Couplings are designed and manufactured to provide maximum service life and dependability.The HISPEED® Quick connect camlock couplings are the economical, convenient and simple way to transfer liquids and dry products. available in a wide of range of materials and sizes to suit most applications ( Such as: In Petrochemical Industries, Fertilizers, Atomic Energy, Power Plants, Industrial & Hydraulic products serving the oil & gas industries, chemical industries, steel plants, mining industries, oil refinery industries ect). Choose HISPEED® Brass or Bronze Camlock Couplings 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® PN16 Ductile Iron Double Eccentric Butterfly Valve. We supply PN16 Ductile Iron Double Eccentric Butterfly Valve.The HISPEED® Ductile Iron Double Eccentric Butterfly Valves are used, for example, as system, sectional and pump water control valves.The HISPEED® Ductile Iron Double Eccentric Butterfly Valve may be used in commercial and industrial applications, including water supply, waste water, gas supply, fire protection, HVAC and irrigation.Choose HISPEED® Ductile Iron Double Eccentric Butterfly Valve for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications.The butterfly valve features a PN16 flange,raised face end connection for easy installation and accessibility.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 Pressure Relief Valve. We supply PN16 Pressure Relief Valve.The Pressure Relief Valves limit inlet pressure by relieving excess pressure and prevent pipe line pressure from rising to maximun.The Pressure Relief Valves are designed for installation in the water supply connection to sprinkler, deluge, foam systems, or standpipe fire protection systems.The Pressure Reducing Valves features a PN16 flange or a groove, easy installation and accessibility. We are expecting to become your long term partner in China.