China Helical Worm Gear Factory - China Manufacturers, Suppliers, Factory

China Helical Worm Gear Factory, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Valve leakage causes and solutions

When in use when the valve leakage to do? What is the main reason? First, the closure of the leakage produced by falling off Reason. 1, poor operation, so that the closure of the parts stuck or mo...
How to Select Valve Body for Rubber Seated Butterfly Valve

You’ll find the valve body between the pipe flanges as it holds the valve components in place. The valve body material is metal and made from either carbon steel, stainless steel, titanium alloy, n...
We will attend WEFTEC2016 in New Orieans USA

WEFTEC, the Water Environment Federation’s Annual Technical Exhibition and Conference, is the biggest meeting of its kind in North America and offers thousands of water quality professionals ...
TWS Valve--Qinhuangdao Trip

“Golden beach, blue sea, on the coast, we enjoy the sand and water. Into the mountains and rivers, dancing with nature. Travel group building, find the heart’s yearning” In this f...
What defects are prone to valve castings?

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...
Flow rate gauges commonly used for various media

The flow rate and velocity of the valve mainly depend on the diameter of the valve, and are also related to the resistance of the structure of the valve to the medium, and at the same time have a c...