... Standard:ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS SCH 60 steel seamless pipe ProductionSteel pipeTypeSeamless and ERWSize1/2" To 24 ... advanced paymentCertificateAPI, CCS,and ISO9001:2000Productivity200000 ton per yearKeywords: SCH 60 steel seamless pipe,steel pipe,carbon steel seamless pipe SCH ...