The specification of Socket Welding Flange ASTM A105 ASME B16.5
The surface treatment of Socket Welding Flange
The surface treatment of Socket Welding Flange includes black painting, yellow painting, anti-rust oil, and epoxy. Generally if the customers don’t have special request for the surface, anti-rust oil is commonly used.
Why choose us to buy carbon steel concentric pipe reducer?
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