H42H vertical check valve
H42H/W vertical check valve is designed and manufactured strictly according to GB12235 standard. The valve is located along the center of the valve as a lifting movement. The bushing is made of special materials with good wear resistance and small friction coefficient. The action is flexible and reliable. The sealing performance is excellent. The vertical check valve produced by Rock valve industry is widely used in pipelines of various working conditions such as petroleum, chemical industry, pharmacy, power industry and so on.
Executive standard
Design and manufacture: GB12235
Structural length: GB12221
Connection flange: JB/T79-1994
Test and test: JB/T9092-1999