Grade 41CrS4
Germany W-Nr. 1.7039
Corresponding Standard DIN EN 10263-4-2018
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
41CrS4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu
Minimum Value 0.38 - 0.6 - 0.02 0.9 -
Maximum Value 0.45 0.3 0.9 0.025 0.04 1.2 0.25
41CrS4 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Reduction of Area
ψ
%
Wire; 2<d≤5 Spheroidizing + Cold Drawn + Spheroidizing (+AC+C+AC) ≤610 ≥60
Wire; 5<d≤40 Spheroidizing + Cold Drawn + Spheroidizing (+AC+C+AC) ≤600 ≥60
Bars, wires; 2<d≤5 Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC) ≤650 ≥58
Bars, wires; 5<d≤40 Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC) ≤640 ≥58
Bars, rods, wires; 5<d≤40 Spheroidizing or Spheroidizing + Rotary Peeling (+AC or +AC+PE) ≤620 ≥58
Approximate Comparison Table
International Organization for Standardization Germany France European Standard Russia Sweden
ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS
41CrS4 41CrS4 1.7039 42C4u 41CrS4 1.7039 40KH 2245

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