... ,410,310,etc. Outside Dia:0.1-20mm Surface:bright,hard,soft,annealedStandards(Norm):ASTM A312, S312M, ASTM A213, ASTM A269,DIN17440 ... PackageStandard Seaworthy Exporting Packing5.ABOUT US :Wenzhou Shengran Trading Co., Ltd. specializes in the business of stainless steel, tube, flanges and ...