Api 609 Butterfly Valve - Manufacturers, Factory, Suppliers from China

Api 609 Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Pressure test method for industrial valves.

Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
How does the air release valve work?

Air release valves are used in pipeline air of independent heating systems, central heating systems, heating boilers, central air release conditioning, floor heating and solar heating systems. &nbs...
Many steps in the assembly process

Many steps in the assembly process Tianjin Tanggu Water-Seal Valve Co., Ltd (TWS Valve Co., Ltd) Tianjin，CHINA 10th，July，2023 First of all, the first step is that the valve shaft should be paire...
Soft seal pneumatic wafer butterfly valve overview:

Pneumatic wafer soft seal butterfly valve compact structure, 90° rotary switch easy, reliable sealing, long service life, is widely used in water plants, power plants, steel mills, papermaking, che...
Air release valve

Tianjin Tanggu Water-seal Valve Co., Ltd. R & D production of Air release valve, mainly by the valve body, valve cover, float ball, floating bucket, sealing ring, stop ring, support frame, nois...
Selection of surfacing materials for valve sealing surfaces

The sealing surface of steel valves (DC341X-16 Double flanged eccentric butterfly valve) is generally manufactured by (TWS valve )surfacing welding. The materials used for valve surfacing are divi...