... technologyHot rolledCold rolledSurface treatmentCopper coatedGalvanizedothersortingStructural pipe, fluid pipe, boiler pipe, oil pipe, gas pipe, API pipe, alloy steel pipe, carbon steel pipe and so on. Steel sheetmaterialDC01,SPCC,ST12,HJ58,HG60 ... ,8K,No.1,Etching,Hairline,Satin,Mirror,Vibration,Bead Blast,Embossed The stainless steel pipestandardASTM,GBmaterial201,202,301,304,316,316L,316LN,317 ...