ERW STEEL TUBE EN 10219 Cold formed welded structural hollow sections of non-alloy and fine grain steels ERW STEEL PIPE SIZE:1/2"-24" (21.3 - 610.2mm) STANDARD:ASTM,API,EN10219,GB,BS GRADE:A,B,X42-X70 Product nameERW carbon steel pipe (HFW/HFI)Out diameter21.3mm-610mm, 1/2”-24”Wall Thickness1.8mm-22mm, SCH 5S, SCH 10S, SCH10, SCH20, SCH30, SCH40S, STD, SCH40, SCH60, SCH80S, XS, SCH80 etc.Length1m ...