This socket weld pipe flange is counter bored to accept the pipe before being fillet welded. The bore of the pipe and flange are both the same therefore giving good flow characteristics. We have with industrial experts who design these flanges with excell
Electric flanged hard seal butterfly valve adopts precision J elastic sealing ring and triple eccentric metal hard seal structure, multi-level, is widely used in metallurgy, electric power, petroleum, chemical industry and municipal construction and othe