38Cr2 1.7003 - EN 10263-4-2017

Grade	38Cr2
European Standard Steel Grade	1.7003
Corresponding Standard	EN 10263-4-2017 Steel rod, bars and wire for cold heading and cold extrusion Part 4: Technical delivery conditions for steels for quenching and tempering
Classification	Alloy Steel

38Cr2 Chemical Element Composition Content (%)

Component	C ^ⓓ	Si ^ⓔ	Mn	P	S	Cr	Cu
Minimum Value	0.35	-	0.5	-	-	0.4	-
Maximum Value	0.42	0.3	0.8	0.025	0.025	0.6	0.25

38Cr2 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
Wire; 2<d≤5	Spheroidizing + Cold Drawn + Spheroidizing (+AC+C+AC)	≤590	≥62
Wire; 5<d≤40	Spheroidizing + Cold Drawn + Spheroidizing (+AC+C+AC)	≤580	≥62
Bars, wires; 2<d≤5	Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC)	≤630	≥60
Bars, wires; 5<d≤40	Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC)	≤620	≥60
Bars, rods, wires; 5<d≤40	Spheroidizing or Spheroidizing + Rotary Peeling (+AC or +AC+PE)	≤600	≥60

1 Approximate Comparison Table structural alloy steel

2 Approximate Comparison Table

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
38Cr2	38Cr2	1.7003

38Cr2 Corresponding Standards(Same grade name, different standards)

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