ASTM A213 Alloy Steel Tube
Tube material could be in alloy steel and stainless steel and manufactured in seamless of hot rolled or cold drawn. The common alloy grades are T9, T11, T12, T21, T22, T91 . Standard: ASTM A213. Alloy steel pipe materials: T2 T5 T9 T11 T12 T22 T91 T92. DN:15-DN1200 . WT: SCH10-SCH XXS