Tianjin Zhongfa Valve Co., Ltd.
Tianjin Zhongfa Valve Co., Ltd. Founded in 2006, a valve manufacturer in Tianjin, China. Mainly produce butterfly valve, gate valve, check valve, knife gate valve etc. We keep in high efficiency and strictly management of quality control, provide timely and effective pre-sale, sale and after-sales service in order to achieve effectiveness and customer satisfaction. We have gotten the ISO9001, CE Certification.
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Introduction: In the daily use of large diameter butterfly valve users, we often reflect a problem, that is, large diameter butterfly valve used for differential pressure is relatively large media, such as steam, h...
If you are still hesitating whether to choose forged steel gate valves or cast steel (WCB) gate valves, please browse zfa valve factory to introduce the major differences between them. 1. Forging and casting are two different processing techniques. Casting: The metal is heated and melted...
W means write, cast; C-CARBON STEEL carbon steel, A, b, and C indicate the strength value of the steel type from low to high. WCA, WCB, WCC represents carbon steel, which has good welding performance and mechanical strength. ABC represents strength level, commonly used WCB. The pipe material corr...
Our valves are compliance with valve international standard of ASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS and so on.
For inquiries about our products or pricelist, please leave your email to us and we will be in touch within 24 hours.