Zigong Zigao Valve Co., Ltd is located in Zigong, Sichuan Province---China's biggest ball valve base. During the years of development, Zigao Valve owns an experience and professional team including ball valve producers, designers, managers, best sellers and we also owns advanced equipments, complete facilities.
Zigao Valve is a domestic professional ball valve manufacturer. Through we base on the introduction of foreign advanced technology to digest and improve our ball valve, now we can according to GB, API, BS, DIN, JIS, etc to produce various kinds of ball valves. The pressure of our ball valves is from 150LB(16kg) to 2500LB(420kg), the caliber of ball valves is from 1" (DN 25mm) to 48" (DN 1200mm).
Zigao Valve is professional committed to the gas pipeline, petroleum and petrochemical valve design, research, production and sales. We have obtained two national patent: The pipe welded ball valve (Patent No: ZL200520113462.0) and the steel plate welded ball valve(Patent No: ZL200520119076.2).