Backing Tin steel plate 1)Thickness:0.15-3mm 2)Wideth:300-1500mm 3) ... . T-1, T-2, T-2.5, T-3, T-4, T-5, DR-8, DR-9, DR-9M, DR-10ASTM A623M-2002 ... . T49, T53, T57, T61, T65, DR-7.5, DR-8, DR-8.5, DR-9, DR-9.5DIN EN 10203-1991 Gr. T50, T52 ... ±3 supply rangetinplate hardnessWT mmWIDETH mmLENGTH mmT-2.5,T-3,T-3.5,T-4,T-50.15~0.38190~900450 ...