41CrNiMo2 - ISO 4954-1-2024

Grade	41CrNiMo2
Corresponding Standard	ISO 4954-1-2024 Steels for cold heading and cold extruding - Technical delivery conditions - Part1: Non-alloy and alloy steels
Classification	Alloy Steel

41CrNiMo2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.37	-	0.7	-	-	0.4	0.4	-	0.15
Maximum Value	0.44	0.3	1	0.025	0.025	0.6	0.7	0.25	0.3

41CrNiMo2 Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
2≤d≤40	+AC+C+AC	≤640	≥60
2≤d≤40	+AC+C+AC+LC	≤680	≥55

①+AR=as hot-rolled；+AR or +PE=as hot-rolled or peeled；+AR+C=as hot-rolled+cold drawn；+AR+C+AC=as hot-rolled+cold drawn+spheroidized；+AR+C+AC+LC=as hot-rolled+cold drawn+spheroidized+skin passed；+AC= spheroidized ；+AC or +AC+PE=spheroidized or spheroidized+peeled；+AC+C=spheroidized +cold drawn；+FP=treated to ferrite-pearlite structure and hardness range；+AC+C+AC=spheroidized +cold drawn + spheroidized；+AC+C+AC+LC=spheroidized +cold drawn + spheroidized + skin passed

1 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

Japan	International Organization for Standardization	European Standard
JIS	ISO	EN	Numerical Grade
SNCM240	41CrNiMo2	41CrNiMo2	1.6584

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

Japan	International Organization for Standardization	European Standard
JIS	ISO	EN	Numerical Grade
SNCM240	41CrNiMo2	41CrNiMo2	1.6584

41CrNiMo2 Corresponding Standards(Same grade name, different standards)

1	ISO 683-2-2016
	41CrNiMo2
2	EN ISO 683-2-2018
	41CrNiMo2
3	ISO 4954-2018
	41CrNiMo2
4	ISO 4954-1-2024
	41CrNiMo2

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!