EN 1.4003 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: European Union / EN

Data updates

Latest Update: 2025-11
Total number of updates: 8
Update History

This material has 550 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

EN 1.4003 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.030
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
10.5 – 12.5
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 2.00
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
Ni
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3

EN 10088-2: 2024 / Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

EN 1.4003 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 220 GPa
Unlock full details
Full data available with free access View Complete Material Data
Density
val1
Full data available with free access View Complete Material Data
kg/dm³
Unlock full details
Full data available with free access View Complete Material Data
Poisson Coefficient
val1
Full data available with free access View Complete Material Data
Unlock full details
Full data available with free access View Complete Material Data
Thermal Conductivity
25 W/(m∙°C)
Unlock full details
Full data available with free access View Complete Material Data
Heat Capacity
val1
Full data available with free access View Complete Material Data
J/(kg∙°C)
Unlock full details
Full data available with free access View Complete Material Data
Electrical Resistivity
0.6 Ω∙mm²/m
Unlock full details
Full data available with free access View Complete Material Data
Electrical Conductivity
val1
Full data available with free access View Complete Material Data
S/m
Unlock full details
Full data available with free access View Complete Material Data

This material has 550 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

EN 1.4003 Heat Treatments

  • Hot forming: 1100 - 800°C, air cooling. Annealing: 700 - 750°C, air, water cooling.
  • Hot forming: 1100-800°C, air cooling; Annealing (+A): 680-740°C, air cooling. (If heat treatment is carried out in a continuous furnace, the upper part of the range specified should usually be preferred, or even exceeded)

EN 1.4003 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
Full data available with free access View Complete Material Data
MPa
Unlock full details
Full data available with free access View Complete Material Data
Tensile Strength
450 — 650 MPa
Unlock full details
Full data available with free access View Complete Material Data
Elongation, A
10 %
Unlock full details
Full data available with free access View Complete Material Data
Impact Energy
val1
Full data available with free access View Complete Material Data
J
Unlock full details
Full data available with free access View Complete Material Data
Brinell Hardness (HB)
≤ 200
Unlock full details
Full data available with free access View Complete Material Data

Need complete mechanical properties to make the right choice?

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

Optimize material selection for your application - Book a Demo

  • 168 Cross References
  • 72 Composition
  • 100 Mechanical Properties
  • 20 Physical Properties
  • 6 Heat Treatment
  • - Metallography
  • - Machinability
  • 23 Stress-Strain
  • - Formability
  • 5 Fatigue
  • - Fracture
  • - Creep
  • - Joints
  • - Coatings
  • 17 Dimensions
  • - Tribology
  • 2 Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
  • 137 Total Suppliers