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...
There are many types and complex types of valves, mainly including gate valves, globe valves, throttle valves, butterfly valves, plug valves, ball valves, electric valves, diaphragm valves, check v...
In the design and procurement of pipes, pipe fittings and valves, Φ, DN and inches (“) are three easily confused specification units. Their core difference is that: Φ represents the absolutel...
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...
There are many types of valves, but the basic function is the same, that is, to connect or cut off the medium flow. Therefore, the sealing problem of the valve is very prominent.
To ensure t...
1. Stainless steel pneumatic butterfly valve classified by material: made of stainless steel, with excellent corrosion resistance and high temperature resistance, suitable for a variety of corrosiv...