... ,10k,16k,20k,30k,150# to 2500#,PN6-PN40 professional manufacuture of flangesize:DN15-DN2000material:cs&sspressure:5k,10k,16k,20k,30k ... ,DIN,JIS,BS,UNI,EN1092-1,SABS1123,AS2129,GOST-128204.Types:plate,slip-on,threaded,socket weld,blind flange5.Process:free ... :F304,F304L,F316,F316L,316Ti and etc We are a professional manufacture doing flange field for more than ten years.We ...