About Us
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.
Blogs
Keep abreast of the latest company and industry news
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What Should You Check Before Reopening a Soft-Seated Butterfly Valve That Has Remained Closed for a Long Time?
ⓘ Before reopening a soft-seated butterfly valve that has remained closed for a long time, check the differential pressure across the valve, changes in the process fluid during shutdown, the seat design, deposits on the sealing surfaces, and the actuator’s current operating capability. “The v...
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How to Choose Between EPDM, NBR, and PTFE Butterfly Valve Seats? A Practical Selection Guide
Selecting the right butterfly valve seat material is crucial for ensuring sealing performance, service life, and operational reliability. EPDM, NBR, and PTFE are among the most common seat materials for butterfly valves; however, it is not a simple case of one being inhe...
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ZFA Valve OEM Manufacturing Capabilities: From Design to Delivery
As a professional butterfly valve manufacturer, ZFA offers OEM services to clients whose needs go beyond standard butterfly valve offerings. A manufacturer with genuine OEM capabilities does far more than simply affix a client's logo to existing products; it must be able...
More Products
Our valves are compliance with valve international standard of ASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS and so on.
Certificates
TIANJIN ZHONGFA VALVE CO., LTD.
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