Ductile Iron Flange Type Butterfly Valve - China Manufacturers, Suppliers, Factory

Ductile Iron Flange Type Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Valve installation is easy to appear 6 big mistakes

With the rapid development of technology and innovation, the valuable information that should be delivered to industry professionals is often obscured today. Although customers will also use some s...
The relationship between the specifications of DN, Φ and inch.

What is “inch”: Inch (“) is a common specification unit for the American system, such as steel pipes, valves, flanges, elbows, pumps, tees, etc., such as the specification is 10&#...
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...
What is a butterfly valve?

The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country un...
Butterfly Valves: What to Know Before Making Your Purchase.

When it comes to the world of commercial butterfly valves, not all devices are created equal. There are many differences between the manufacturing processes and devices themselves that change the s...
Several quick solutions to the poor sealing performance of valves

The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...