Double Orifice Air Release Vacuum Valve Manufacturers

We supply Extended Coverage Sprinklers.The HISPEED® Extended Coverage Sprinklers are designed to protect larger areas than specified by installation rules for standard spray sprinklers. The HISPEED® Extended Coverage Sprinklers are approved to protect light, ordinary, and extra hazard occupancies, and are available in a wide variety of finishes, temperatures, and styles. The HISPEED® Extended Coverage Sprinklers may reduce both material and installation costs by reducing the number of sprinklers, branch lines, fittings, and installation time. We are expecting to become your long term partner in China.

As the professional manufacture, we would like to provide you Hispeed® Cast Steel Y-Strainer. We supply Cast Steel Y-Strainer.The Cast Steel Y-Strainer provides full flow with minimal pressure drop.The Cast Steel Y-Strainer features a flange, easy installation and accessibility. The HISPEED® flanged Cast Steel Y-Strainers may be used in commercial and industrial applications,including chemical,biochemistry,pulp&paper,chemical fiber,pharmaceutical，environmental protection etc.Choose HISPEED® 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.

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.

We supply Hispeed® Ball Valve.The HISPEED® Ball Valves are designed and manufactured to provide maximum service life and dependability.The HISPEED® Ball Valve may be used in commercial and industrial applications,including chemical,biochemistry,pulp&paper, chemical fiber,pharmaceutical，environmental protection etc.Choose HISPEED® Ball Valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications.The Ball Valve features a flange, easy installation and accessibility.We are expecting to become your long term partner in China.

As a professional high quality Hispeed® Test and Drain Valve manufacture, We supply Test and Drain Valve.The Test and Drain Valve provides both the test and the drainage function on wet-pipe sprinkler systems. It is lightweight and compact, containing a single handle ball valve with test orifice and sight glasses.The Test and Drain Valve is a single-handle, tri-position ball valve allowing both testing of the water flow alarm and draining of a wet-pipe fire protection system. We are expecting to become your long term partner in China.

As the professional manufacture, we would like to provide you Hispeed® STAINLESS STEEL GROOVED END FITTINGS TEE. And we will offer you the best after-sale service and timely delivery. 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.