... JIS Certificate:API,ISO,CCS SCH 40 steel seamless pipe ProductionSteel pipeTypeSeamless and ERWSize1/2" To 24"Wall thicknessSch5S ... -rust varnish, anti-rust oil, hot galvanized,3PE coating, epoxy coating.PackingPlastic pipe cap, plastic bag, steel strips bundledApplicationsPetroleum,chemical ... ton per yearKeywords: SCH 40 steel seamless pipe,steel pipe,carbon steel seamless pipe SCH 40 steel seamless ...