... ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS SCH 60 steel seamless pipe ProductionSteel pipeTypeSeamless and ERWSize1/2" To ... /52/60Surface treatmentBlack painting, anti-rust varnish, anti-rust oil, hot galvanized,3PE coating, epoxy coating.PackingPlastic pipe cap, ... , CCS,and ISO9001:2000Productivity200000 ton per yearKeywords: SCH 60 steel seamless pipe,steel pipe,carbon steel seamless pipe ...