Flange in the oil and industry above the application is very common, we can see the use of butt welding flange in various categories of industry. However, the use of welding flange is the need to have a lot of attention, these attention is the need to pay attention to. what are the fundamental co

Hydrogenation reactor is one of the key equipment in the petrochemical industry. The material is mainly used for 12Cr2Mo1 forged steel flanges with high temperature creep resistance and oxidation resistance. Because it operates under high temperature, high pressure, and hydrogen conditions, the qual