Standard: API, DIN, JIS, GB, API 600, API 602, API 603, ANSI.
Material: Stainless Steel, Carbon Steel, Brass, Bronze, Alloy Steel, Titanium, 904l, Ductile Iron, Cast Iron Forged Steel, Cast Steel.
Size: 1/2"~28", DN15~DN800.
Pressure: 150LB~2500LB, PN10~PN420.
Type: Swing, Dual Plate, Wafer, Pressure Seal, Y Type, Flanged, Cryogenic, Low Temperature, Lift, Ball Type, Tilting Disc, Rubber Flapper, Lined, Non Slam, Silent, Vertical, Multifunctional, Sanitary.
A check valve, clack valve, non-return valve a treadmill-way valve is really a mechanical device, a valve, which normally enables fluid (liquid or gas) to circulate through it in just one direction. Check valves are a couple of-port valves, meaning they've two openings in your body, one for fluid to go in and yet another for fluid to depart. There are numerous kinds of check valves utilized in a multitude of applications. Check valves are frequently a part of common household products. Although these come in an array of sizes and charges, many check valves are extremely small, simple, and/or cheap. Check valves work instantly and many aren't controlled with a person or any exterior control accordingly, most have no valve handle or stem. The bodies (exterior shells) on most check valves are constructed with plastic or metal.
China Qiangda Valve Co., Ltd., found in 1997, is located in Binhai Industrial Zone,Wenzhou,China and recognized as the premier manufacturer of industrial valves. By leveraging advanced engineering capabilities and innovation, it has produced quality assured valves to meet critical industrial needs, which are used in the pipeline systems around the world.
Qiangda Valve devotes itself to continuous improvement satisfying customers. Valves manufactured and supplied by Qiangda Valve are licensed and certified to ISO, API, ANSI, ASME, BS, JIS, EN, GB, etc. Over 20 years, we have been putting emphasis on Total Quality Management to continually improve product quality and enhance the quality control system from raw material imput to final valve output.
Qiangda Valve has a competitive pricing, reliable quality product and excellent after-sales support, well-done packing. We have received good reputation as being a well-known supplier in supplying reliable quality and competitive price valves from customers.
Our mainly products range: gate valves, globe valves, check valves, ball valves, butterfly valves, power-station valves, knife gate valves, V-port ball valves, bellow seal valves, through conduit gate valves, cryogenic valves, diaphragm valves, forged steel valves and other special valves.
Nominal size (NPS):1/2"-60"(DN15~-DN1500);
Nominal pressure (Class): 150Lb-2500Lb(PN1.0Mpa~PN42.0Mpa);
Working temperature:from-196 Celsius degree to +600 Celsius degree
Main material of casting: ASTMA126B, A216WCB, A217WC6 WC9 C5 CA15, A351 CF3 CF8 CF3M CF8M A352 LCB LCC LC2 LC3.
Main material of forging: ASTM A105 A182 F304 F316 F304L F316L F6a F11 F22 F51, A350 LF2 LF3 A276 304 316 304L 316L, Monel, Hastelloy and so on.
Operator / Actuator: Lever, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorized).
With fine castings, precision processing, and outstanding performances, Qiangda's valves are well accepted by the customers, as an OEM manufacturer, 50% of Qiangda's products are exported to over 20 countries all over the world including Korea, Thailand, Indonesia, Pakistan, Saudi Arabia, Iran, Spain, Italy, Sweden, South Africa, Egypt, Canada, Mexico, Venezuela, Columbia, Brazil, Chile, Australia, etc.
"Reliable quality, competitive price and timely deliveries" are our advantages and service principle. Qiangda Company sincerely expect to establish long-term mutual benefit cooperation with you.