... thickness: 1-18mm Surface: Pickled, Bright Specifications for stainless steel seamless pipe1Standard:ASTM, AISI,JIS, DIN2OD:6-219mm3Wall Thickness:1-18mm4Length ... ,316,321,410,410S,420,420J1,430,304F,316L,7Certificate:ISO, MTC, SGS8Delivery term:5-25 days9Packaging: Prime Stainless Steel Seamless Pipes