本公司嚴格按照ISO9001質量體系認證執行， 始終如*力于依靠科技，不斷創新，努力開發各種“三精”牌系列產品，能按照各類標準、各類材料、各種驅動形式的標準設計生產各種優質閥門。 三精人以的技術與管理帶給您質量的保證，以良好的信譽報答廣大用戶對精精系列產品的厚愛，秉承“一切為了用戶滿意”的經營理念，將不斷應用新技術、新工藝、新材料積極開發新產品，為廣大用戶提供更優質的閥門產品和完善的售后服務，為建立現代化三精企業而努力奮斗。
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、2G1,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”.
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