China Valve and Check Valve - China Manufacturers, Factory, Suppliers

China Valve and Check Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

TWS Group Livestream

As we all know, live streaming has become very popular recently. This is a trend no business should ignore – certainly not TWS Group. TWS Group, also known as Tianjin Tanggu Water Seal Valve...
Selection conditions of electric and pneumatic butterfly valve

The advantages and uses of the electric butterfly valve have： Electric butterfly valve is a very common pipeline flow regulation device, which is widely used and involves many fields, such as the ...
Valve castings are prone to produce defects

1. The stomata This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
Classification of Air Valves

Air valves GPQW4X-10Q are applied to the pipeline exhaust in independent heating systems, centralized heating systems, heating boilers, central air conditioners, floor heating systems, solar heatin...
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 ...
The basis for choosing the butterfly valve electric actuator

A. Operating torque The operating torque is the most important parameter for selecting the butterfly valve electric actuator. The output torque of the electric actuator should be 1.2~1.5 times the ...