En 10083 42crmo4
En 10083 42crmo4
En 10083 42crmo4
En 10083 42crmo4
En 10083 42crmo4

En 10083 42crmo4

Chemical composition Carbon C: 0.38 ~ 0.45% Silicon Si: ≤0.40% Manganese Mn: 0.60 ~ 0.90% Sulfur S: Allowable residual content ≤0.035% P: Allowable residual content ≤0.035% Chromium Cr: 0.90 ~ 1.20% Molybdenum Mo: 0.15 ~ 0.30%

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Product Introduction

en 10083 42crmo4

42CrMo4 steel, refers to DIN 1.7225 steel. As one of the widely used Cr-Mo series typical alloy steels, it has been adopted and included by major European standards, such as EN10083 and EN10250 standards.

Other equivalent

China /GB 3077:42CrMoA

United States /ASTM A29:4140/4142

Japan /JIS G4105:SCM440

42CrMo4 Chemical element composition content(%)

	ingredient	C	Si	Mn	P	S	Cr	Mo
JIS	Min	0.38	-	0.6	-	-	0.9	0.15
JIS	Max	0.45	0.4	0.9	0.025	0.035	1.2	0.3

42CrMo4 mechanical property

dia. d mm	Heat treatment or condition	strength of extension σ_b Mpa	yield σ_s Mpa	Elongation or elongation after breaking δ %	percentage reduction of area ψ %	hardness HBW	Shock absorption energy KV2 J
-*	+S	-	-	-	-	≤255	-
-*	+A	-	-	-	-	≤241	-
-*	+AC	≤630	-	-	≥57	-	-
d≤65**	+QT	860~1060	≥730	≥14	≥50	-	≥50