Description :
It is a high-quality carbon structural steel, high-strength medium carbon steel. ( Corresponding to Chinese brand: No. 55 steel )
Chemical composition content:
C:0.52-0.60 Si:0.17-0.37 Mn:0.50-0.80 S:≤0.035
P:≤ 0.035 Cr:≤0.25 Mo:≤0.30 Cu:≤0.25
description2
