1.4875 (France / AFNOR NF) Material Properties

Other designations:
Material group: Ferrous Alloys / Stainless steels
Country/Standard: France / AFNOR NF

Data updates

Latest Update: 2020-04
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
≥ 300°C
PROPERTY / VALUE
Yield Strength, Rp0.2 550 MPa view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
MPa view details
Tensile Strength 900 — 1150 MPa view details
Tensile Strength val1
Full data access requires a free trial. Sign Up Free
MPa view details
Elongation, A 8 % view details
Reduction of Area val1
Full data access requires a free trial. Sign Up Free
% view details
Rockwell Hardness (HR) val1
Full data access requires a free trial. Sign Up Free
view details
Yield Strength, Rp0.2 79.8 ksi view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
ksi view details
Tensile Strength 130.5 — 166.8 ksi view details
Tensile Strength val1
Full data access requires a free trial. Sign Up Free
ksi view details
Elongation, A 8 % view details
Reduction of Area val1
Full data access requires a free trial. Sign Up Free
% view details
Rockwell Hardness (HR) val1
Full data access requires a free trial. Sign Up Free
view details

Physical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 215 GPa view details
Density 7.61 — 8.1 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 14.5 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 — 31.2 E+03 ksi view details
Density 0.275 — 0.293 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 8.38 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
0.50 – 0.60
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
19.50 – 21.50
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
7.00 – 10.00
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
Ni
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-02-0
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

EN 10090: 1998 / Valve steels and alloys for internal combustion engines

Heat Treatments

  • Hot working: 1100-950°C;<br>Solution annealing (quenching in water): 1140-1180°C;<br>Precipitation hardening (cooling in air): 760-815°C (4-8 hours).