1.Item:A312 TP310S stainless steel tube 2.OD:DN10-DN1200(6-2500mm) 3.WT:SCH5- ... ) 4.Length:5.8m,6m,or as requir Item310S stainless steel tube /pipeStandard ASTMA312,A213,A376,A789,A790,A376,A249,EN10217 ... , papermaking,shipbuilding,boiler fields etcContactIf you have any question,please feel free to contact me . Bright annealing stainless steel tubes for heat exchangers ...