Specification
1.Medium carbon structural steel.
2.High strength and machinability.
3.Good toughness plasticity.
4.Nice abrasion resistance.
5.Typically used in quenched and tempered or normalized conditions.
Application
C Si Mn P s Cr Ni
0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 0.25 0.30
Similar grade
Gb aisi/astm Din Jis
C45 1045 1.1191 S45c