42CRMO4

42CRMO4 – BRIGHT BAR Grade Introduction:

42CrMo4 steel bright bar is an engineering alloy steel containing chromium and molybdenum. It falls in a class of low alloy steel. It has high fatigue strength, abrasion and impact resistance, toughness, and torsion strength. It can be heat treated in a number of ways to give it a superior combination of properties.

42CRMO4 – BRIGHT BAR Equivalent grades:

AISI 4140, SAE 4140, 42CrMo4, 42CrMoS4, Din 1.7225

The following table shows the chemical composition of 42CrMo4 steel:

Element	C	Si	Mn	S	P	Cr	Mo
Content(%)	0.38-0.45	0.40 max	0.60-0.90	0.035 max	0.035 max	0.90-1.20	0.15-0.30