QZF-89防火呼吸阀

Yongjiaxian Sanjing Valve Co.,Ltd is situated on Oubei,Yongjia, a town given the prestigious name of "hometown of pump and valve in China ", we are a specialized valve manufacturer integrating development, production, installation, sales and service. We produce “SANJING” brand valve , quality reliabled, variety is completed with nothing missing, So to be in great demand all over the country.

Our products include gate valve , globe valve, check valve ,ball valve, safety valve, reducing valve, trap valve, Plunger valves ,plug valve, hydraulic control valve, solenoid valve, pintle valve, adjusting valve , series. Nominal diameter from 6mm to 2000mm （ 1/4 ″ -80 ″） , Nominal pressure from 0.1 Mpa to 60Mpa （ 150Lb -3500Lb ） , Working temperature from – 196 ℃ to 1300 ℃ , the main materials of the products are WCB 、 WC6 、 WC9 、 2GCr5Mo 、 2G 1,The products are widely applied to the field of petroleum, chemical, metallurgical, power, fuel gas, city pipeline networks and so on.

The company according to ISO9001 manufacture standard strict. We to rely on Science and technology, we are innovated exertion all the time, exploitation various “ SANJING ” brand valves and we can according standard , material or drive way to design and produce high quality valves.

The products of Sanjing is protected for ahead of technique and manage, In accordance with the marketing philosophy of "all for users", we will application new technique , new technics ,new materials unceasingly to to open up and develop new products, we will provide better products and serve, there will be more efforts to construct modernization “ SANJING ”.