China Drill Rod and Drill Pipe - China Manufacturers, Suppliers, Factory

China Drill Rod and Drill Pipe, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

The difference between OS&Y gate valve and NRS gate valve

1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body. 2.The OS&Y gate valve is driven by the thread transmission between the valve ...
What does a valve do?

A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. Acco...
Selection method of globe valve---TWS Valve

Globe valves are widely used and have many types. The main types are bellows globe valves, flange globe valves, internal thread globe valves, stainless steel globe valves, DC globe valves, needle g...
2019 PCVEXPO Exhibtion in Russia

TWS Valve will attend the 2019 PCVEXPO Exhibtion in Russia The 19th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines Date: 27 – 29 October 2020 • Moscow, ...