1.Material:stainless steel 2.Standards:ASTM,JIS,DIN,GB,SUS 3.Grade:TP304/L TP/316LTP321 904L TP310/S, ... /25075.Surface: mill finish; mirror surface finish6.Application field:chemical industry,water treatment,paper making, oil and nature gas refinery, heat ... exchanger, decoration, food dariy 316# stainless seamless steel tube&Construction,Industry,Buildings