41Cr4 (Germany / DIN) Material Properties

Other designations:
Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: Germany / DIN

Data updates

Latest Update: 2024-12
Total number of updates: 8
Update History:
2024-03 2022-05 2020-05 2018-09 2018-08 2018-01 2016-02

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 600 MPa view details
Elongation, A 6 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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J view details
Brinell Hardness (HB) ≤ 295 view details
Rockwell Hardness (HR) val1
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view details
Grain Size val1
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view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 87 ksi view details
Elongation, A 6 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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ft·lb view details
Brinell Hardness (HB) ≤ 295 view details
Rockwell Hardness (HR) val1
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view details
Grain Size val1
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view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.67 — 7.86 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 30.5 E+03 ksi view details
Density 0.277 — 0.284 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.38 – 0.45
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.90 – 1.20
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.60 – 0.90
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

EN 10250-3: 2022 / Open die steel forgings for general engineering purposes - Part 3: Alloy special steels

Heat Treatments

  • Annealed (+A): 650-720°C Normalized (+N): 840-880°C Austenitized: 820-860°C Tempered: 540-680°C
  • Annealing: 680-720°C; Normalizing: 840-880°C; Hardening in water: 820-850°C; Hardening in oil: 830-860°C; Tempering: 540-680°C