Air Valve Factory - China Manufacturers, Factory, Suppliers

Air Valve Factory, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Grooved Butterfly Valve

1. What is a grooved butterfly valve? What are its core strengths? The grooved butterfly valve is a butterfly valve that uses a clamp connection method. Its core advantage is that it is extremely c...
Certificates required for valve industry.

1. ISO 9001 quality system certification 2. ISO 14001 Environmental Management System Certification 3.OHSAS18000 Occupational Health and Safety Management System Certification 4.EU CE certification...
Why do stainless steel valves also rust?

People usually think that the valve of stainless steel and will not rust. If it does, it may be a problem with the steel. This is a one-sided misconception about the lack of understanding of stainl...
Introduction of valve sealing materials---TWS Valve

Valve sealing material is an important part of valve sealing. What are the valve sealing materials? We know that valve sealing ring materials are divided into two categories: metal and non-metal. T...
Sand casting of valves

Sand casting: Sand casting commonly used in the valve industry can also be divided into various types of sand such as wet sand, dry sand, water glass sand and furan resin no-bake sand according to ...
Precautions for installing and using butterfly valves

Butterfly valves are mainly used for the adjustment and switch control of various types of pipelines. They can cut off and throttle in pipelines. In addition, butterfly valves have the advantages o...