DIN 1.4591 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: Germany / DIN

Data updates

Latest Update: 2020-02
Total number of updates: 5
Update History
2019-04 2018-06 2017-01 2015-01

This material has 226 properties — only a subset is shown here.

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DIN 1.4591 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.015
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
31.00 – 35.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
0.30 – 1.20
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
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

SEW 400: 1997 / Stainless steels for rolled and forged products

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DIN 1.4591 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Thermal Conductivity
val1
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W/(m∙°C)
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Electrical Resistivity
val1
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Ω∙mm²/m
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Density
val1
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kg/dm³
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Dynamic Modulus of Elasticity
val1
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GPa
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Electrical Conductivity
val1
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S/m
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Heat Capacity
val1
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J/(kg∙°C)
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Poisson Coefficient
val1
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This material has 226 properties — only a subset is shown here.

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DIN 1.4591 Heat Treatments


  • Hardening or quenching: Heated at 1080-1150°C, water quenched or air cooled
  • Solution annealed at 1100-1170°C and quenched in water, or cooled in compressed air (depending on the wall thickness). Has proven to be a solution heat treatment at 1120-1140°C

    The material can be cold formed and hot formed
    For hot forming recommended temperature 1200-1000°C is recommended. After hot forming, renewed heat treatment according to regular heat treatment is required
    After cold forming with deformation rate > 15%, reheat according to regular heat treatment is required.

DIN 1.4591 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
720 — 920 MPa
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Elongation, A
≥ 40 %
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Yield Strength, Rp0.2
≥ 380 MPa
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Impact Energy
val1
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J
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Yield Strength, Rp1
val1
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MPa
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DIN 1.4591 International Equivalent Materials


Showing 3 of 12 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
STANDARD
SEW
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Identical
MATERIAL
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Composition 100%
STANDARD
VdTÜV
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Identical

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 15Cross References

  • 21Composition
  • 96Mechanical Properties
  • 36Physical Properties
  • 2Heat Treatment
  • -Metallography
  • -Machinability

  • 2Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

  • 1Joints
  • -Coatings
  • 41Dimensions
  • -Tribology

  • 7Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • 5Total Suppliers