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It is a new generation of short flange pitch ball valve developed by introducing foreign technology for domestic design. The shape of ball core channel including rectangular, V and O, this series...

It is widely used in petroleum refining, long-distance pipeline, chemical industry, paper making, pharmaceutical, water conservancy, electric power, municipal administration, steel and other fields.

Threaded ball valves and welded ball valves are divided into integral (one-piece) type, two-section type and three-section type.

The basic series of ball valve is Q41F46, which can be divided into two types (two pieces) and three pieces. In addition, it has small fluid resistance, fast opening and closing speed and simple...

Diameter welded ball valves are widely used in various fields. Its superior quality and high performance stability is common cast steel ball valve can not achieve, its service life is far longer...

The advanced seat of API ball valve, with many years' manufacturing experience and designs, ensures valve sealing, low friction coefficient, small operating torque, a variety of valve seat...