... ,JIS,BS,UNI,EN1092-1,SABS1123,AS2129,GOST-128204.Types:plate,slip-on,threaded,socket weld,blind flange5.Process ... have a team of skilled worker and international expert sales. We can offer the most competitive price,highest quality and best service ... in every step.Welcome to our factory and have a business disussion. professional manufacture of flange ...