Welded Butterfly Valve - China Manufacturers, Factory, Suppliers

Welded Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Overview of the structure of valve connection end face

The valve connection surface structure directly affects the valve sealing performance, installation method and reliability in pipeline system. TWS will briefly introduce the mainstream connection f...
Four taboos for valve installation

1. Hydrstatic test at negative temperature during construction in winter. Consequences: because the tube freezes quickly during the hydraulic test, the tube is frozen. Measures: try to carry out hy...
Gate Valve

Gate valve is a kind of valve to control the fluid, it is widely used in the industry. The gate valve controls the flow of fluid by controlling the opening and closing of the valve. Gate valve acco...
Analysis of the advantages and disadvantages of the five common valves

There are many types of valves, each has its own advantages and disadvantages, the following lists the advantages and disadvantages of five valves, including gate valves, butterfly valves,ball va...
16 Principles In Valve Pressure Testing

Manufactured valves must undergo various performance tests, the most important of which is pressure testing. Pressure test is to test whether the pressure value that the valve can withstand meets t...
The main points of valve selection---TWS Valve

1. Clarify the purpose of the valve in the equipment or device Determine the working conditions of the valve: the nature of the applicable medium, the working pressure, the working temperature and ...