... #-2500# Standard:GB Products Information:Name: pipe forged stainless steel flange Standard:ANSI,DIN,JIS,GOST,GB ,EN;SIZE: 1/2"--78 ... (TC/TR) ,SO ,WN,PL,BL,SW,TH flanges,pipe end cap,eccentric/concentric reducers ;seamless steel pipe (SMLS) ,and LSAW ...