... WT:1-20mm Length:as customer's requirements Specifications for stainless steel seamless pipe1Standard:ASTM, AISI,JIS, DIN2OD:6-219mm3Wall Thickness:1 ... size5Surface:Bright,Mill Finish, Pickled6Material:201,202,301,302,303,304,304L,309,310,316,321,410,410S,420,420J1,430 ... ,8Certificate:ISO, MTC, SGS9Delivery term:5-25 days10Packaging: Prime AISI304 stainless steel seamless pipes/tubes