Grade
25CrMoS4
European Standard Steel Grade
1.7213
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
25CrMoS4 Chemical Element Composition Content (%)
Component
C ⓓ
Si ⓔ
Mn
P
S
Cr
Cu
Mo
Minimum Value
0.22
-
0.6
-
0.02
0.9
-
0.15
Maximum Value
0.29
0.3
0.9
0.025
0.04
1.2
0.25
0.3
25CrMoS4 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)
≤570
≥62
Wire; 5<d≤40
Spheroidizing + Cold Drawn + Spheroidizing (+AC+C+AC)
≤560
≥62
Bars, wires; 2<d≤5
Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC)
≤610
≥60
Bars, wires; 5<d≤40
Spheroidizing + Cold Drawn + Spheroidizing + Quenched Rolling (+AC+C+AC+LC)
≤600
≥60
Bars, rods, wires; 5<d≤40
Spheroidizing or Spheroidizing + Rotary Peeling (+AC or +AC+PE)
≤580
≥60
1 Approximate Comparison Table Alloy Steel for Quenching and Tempering
2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion
International Organization for Standardization
European Standard
ISO
EN
Numerical Grade
25CrMoS4
25CrMoS4
1.7213
25CrMoS4 Corresponding Standards(Same grade name, different standards)
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