Summarize the valve body and welding materials, welding method, welding structure, welding process and relevant tests of all welded pneumatic ball valve, so as to provide reference for production guidance of all welded pneumatic ball valve manufacturers and users.

Description of stainless steel pneumatic butterfly valve selection:
1. Stainless steel metal flexible joint is suitable for flexible connection between inlet and outlet of various pumps and valves and pipelines.
2. The local material of SUS304 metal soft receiver is SUS304, and the flange and pull rod are made of carbon steel, which can also be customized according to customer needs.
3. The working temperature is - 235 - 450 ℃. If the temperature is beyond this range, please specify when ordering.
4. This product has excellent vibration and noise absorption performance, can absorb pipe thermal displacement, and has little force on equipment.
5. The product diameter is DN25-DN500
6. The product design pressure is generally 0.6MPa-2.5MPa