USt37-2 use
St37-2 steel (1.0037 material) is an unalloyed structural steel grade complies with DIN 17100: 1980 and has been discarded since 2004. According to German standard DIN 17100, St37 steel is divided into St37-2, USt37-2, RSt37-2 and St37-3.
The concentration of alloy elements such as Molybdenum, ch......