... seamless tube seamless / weled tube OD:6mm-750mm T:0.3-75mm Finish: POLISH,ACID,HL,200# polishing, 400 # polished 304 seamless ... supply stainless steel products, including stainless steel seamless pipes,stainless steel bar and stainless steel ... 304L, 316, 316L,317, 317L,321,409L, 904L, 410, 430,4Cr13.Tianjin development zone Ganghua Co ... ,310S,430,409specificationRoundSquarerectangle 304 seamless tube