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Pressure level of flange


According to the different levels of pressure, flange gaskets also have different materials, from low-pressure asbestos gaskets, high-pressure asbestos gaskets to metal gaskets.

1. Divide carbon steel, cast steel, alloy steel, stainless steel, copper, aluminum alloy, plastic, argon, ppr, etc. by material.

2. According to the production method, it can be divided into forged flange, cast flange, splicing flange, cut flange, rolled flange (oversized model)

3. According to the manufacturing standards, it can be divided into national standards (Ministry of Chemical Industry Standards, Petroleum Standards, Electric Power Standards, Machinery Standards, Marine Standards), American Standards, German Standards, Japanese Standards, Russian Standards, etc.