... ,reducer,cap,flange-pipe fittings TypeButt welded pipe fittingsSizeSeamless 1/2" To 24" Welded To 72"Wall thicknessSch5S-Sch160, XS,XXSStandardsANSI, ASTM,DIN, JIS ... of advanced paymentCertificateAPI, CCS,and ISO9001:2000Productivity150000 ton per yearKeywords:pipe fitting astm wpb a234 seamless pipe fittings-elbow,tee,reducer,flange