Grade
20NiCrMo2-2
European Standard Steel Grade
1.6523
Corresponding Standard
EN 10263-3-2017
Classification
Alloy Steel
20NiCrMo2-2 Chemical Element Composition Content (%)
Component
C
Si
Mn
P
S
Cr
Ni
Cu
Mo
Minimum Value
0.17
-
0.65
-
-
0.35
0.4
-
0.15
Maximum Value
0.23
0.3
0.95
0.025
0.025
0.7
0.7
0.25
0.25
20NiCrMo2-2 Mechanical Properties
condition
Heat Treatment or Condition
Tensile Strengthb Mpa
Reduction of Area%
Hardness HBW
Bars; 5<d≤40
Processed to Ferrite-Pearlite Structure and Hardness Range (+FP)
149~194
Bars; 5<d≤40
Spheroidizing (+AC)
≤590
≥60
Bar, wire; 2<d≤5
Untreated, Cold Drawn, Spheroidizing Treatment (+U+C+AC)
≤590
≥62
Bar, wire; 5<d≤40
Untreated, Cold Drawn, Spheroidizing Treatment (+U+C+AC)
≤570
≥62
Bar, wire; 2<d≤5
Untreated, Cold Drawn, Spheroidizing Treatment, and Tempered Rolling (+U+C+AC+LC)
≤630
≥60
Bar, wire; 5<d≤40
Untreated, Cold Drawn, Spheroidizing Treatment, and Tempered Rolling (+U+C+AC+LC)
≤610
≥60
Bars, wire; 5<d≤10
Spheroidizing Treatment and Cold Drawing (+AC+C)
≤720
≥57
Bars, wire; 10<d≤40
Spheroidizing Treatment and Cold Drawing (+AC+C)
≤710
≥57
1 Approximate Comparison Table
2 Approximate Comparison Table structural alloy steel
3 Approximate Comparison Table
20NiCrMo2-2 Corresponding Standards(Same grade name, different standards)
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