Dual Check Valve Backflow Preventer - Manufacturers, Suppliers, Factory from China

Dual Check Valve Backflow Preventer, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

ECWATECH 2016 of Moscow Russia

We attended ECWATECH 2016 of Moscow Russia from April 26~28,our booth no is E9.0.
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 ...
TWS will make its debut at the Guangxi-ASEAN International Building Products & Machinery Expo

The Guangxi-ASEAN Building Products and Construction Machinery International Expo serves as a pivotal platform for deepening cooperation in the construction sector between China and ASEAN member s...
Common fault handling method of pneumatic valve

1 Treatment method for increasing pneumatic valve leakage If the case of the valve spool is worn to reduce the leakage of the valve, it is necessary to clean and remove the foreign body; if the pre...
Valve selection principles and valve selection steps

1. Valve selection principle: The selected valve should meet the following basic principles. (1) Safety and reliability of petrochemical, power station, metallurgy and other industries require cont...
Resilient seated Butterfly valves: Difference between Wafer and Lug

+ Lighter + Cheaper + Easy installation - Pipe flanges required - More difficult to centre - Not suitable as end valve In the case of a Wafer-style butterfly valve, the body is annular with a few ...