... TISCO BAOSTEEL 4.High Material In Stock DescriptionStainless steel pipe ,stainless steel tube 316LStandardASTMMaterial347,321,317L,316L,316Ti,316 ... negotiationPayment termsL/C,T/T,Western UnionApplica-tionStainless steel pipe appliesto petroleum,chemical industry,electric power, boiler,high ... . Stainless steel surface is rainbow lines, is use too much detergent or caused by oil, wash with warm ...