Product character: Corrosion resistance High temperature resistance Thermal stability Machinability Appication area; Bridges, boilers, shipbuilding, armor, automobiles, roofing, electricians Material; A53(AB)A105(AB)0345 16Mn 10#ã??20# 45# S235JR S355JR ASTMA252 Gr2 Gr3 ST37 ST42 ST52 GrB X42 X46 X52 X5 X6 X65 X70 etc