... , treachery, tee, flangeChemical Composition of 201 stainless steel tube: Chemical Composition(%)CMnSiCrNiSPN≤0.155.5-7.50≤0.7516.0-18.03 ... treatmentCopper coatedGalvanizedotherpolished200#-600#sortingStructural pipe, fluid pipe, surgical operation equipment ,building, decorate tube, boiler pipe, oil pipe, gas pipe, API pipe, alloy steel pipe, carbon steel pipe and so on.Contact ...