The function of the double live ball valve is to manually control the flow switch. A live connection is to be able to disassemble it later. In the pipe line system the ball valve is mainly used to cut...
It has been known that the national standard flange, the flange material and workmanship are in line with national standards. The national standard flange (English standard flange) refers to the flang...
Penglai Huande steel valve Co., Ltd are sparing every efforts to build our brand in the global valve market.We are always trying our best to produce zero flaw products for our customers. This is our D...
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