1.7258 (Germany / DIN) Material Properties

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

Data updates

Latest Update: 2024-03
Total number of updates: 27
Update History:
2024-02 2023-12 2023-11 2023-09 2023-05 2023-04 2022-07 2022-05 2022-04 2022-03 2022-01 2021-11 2021-08 2021-07 2021-05 2021-04 2020-06 2020-04 2020-03 2020-02 2018-07 2017-10 2017-01 2016-07 2016-04 2015-04

Mechanical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Yield Strength, Rp0.2 375 MPa view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
MPa view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
MPa view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
MPa view details
Tensile Strength 600 — 790 MPa view details
Elongation, A 13 % view details
Reduction of Area val1
Full data access requires a free trial. Sign Up Free
% view details
Impact Energy val1
Full data access requires a free trial. Sign Up Free
J view details
Yield Strength, Rp0.2 54.4 ksi view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
ksi view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
ksi view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
ksi view details
Tensile Strength 87 — 114.6 ksi view details
Elongation, A 13 % view details
Reduction of Area val1
Full data access requires a free trial. Sign Up Free
% view details
Impact Energy val1
Full data access requires a free trial. Sign Up Free
ft·lb view details

Physical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 211 GPa view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
GPa view details
Density 7.67 — 7.86 kg/dm³ view details
Poisson Coefficient val1
Full data access requires a free trial. Sign Up Free
view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Thermal Conductivity 33 W/(m∙°C) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
J/(kg∙°C) view details
Modulus of Elasticity 27.6 E+03 — 30.6 E+03 ksi view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Dynamic Modulus of Elasticity val1
Full data access requires a free trial. Sign Up Free
ksi view details
Density 0.277 — 0.284 lb/in³ view details
Poisson Coefficient val1
Full data access requires a free trial. Sign Up Free
view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Thermal Conductivity 19.1 BTU/(h∙ft∙°F) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
BTU/(lb∙°F) view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.20 – 0.28
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.90 – 1.20
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.50 – 0.80
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
P
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-21-3

DIN 17240: 1976 / Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications

Heat Treatments

  • Hot forming: 1100-850°C; <br> Hardening, quenching or solution annealing (cooling in oil or air): 900-950°C; <br> Tempering or age hardening or precipitation hardening: 650-710°C; min. 2h <br> Stress relieving annealing: 550-620°C.