EN X2CrMnNiMoN21-5-3 Stainless steels

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

Data updates

Latest Update: 2024-03
Total number of updates: 6
Update History
2020-03 2016-10 2015-03 2015-02 2015-01

This material has 315 properties — only a subset is shown here.

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EN X2CrMnNiMoN21-5-3 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.030
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
19.5 – 21.5
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
≤ 1.00
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

EN 10088-1: 2023 / Stainless steels - Part 1: List of stainless steels

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EN X2CrMnNiMoN21-5-3 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
val1
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kg/dm³
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Poisson Coefficient
val1
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Thermal Conductivity
15 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.8 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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This material has 315 properties — only a subset is shown here.

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EN X2CrMnNiMoN21-5-3 Heat Treatments

  • Hot forming: 1150 - 950°C, air cooling. Annealing: 900 - 1050°C, water or air cooling.
  • Hot formed: 1150 - 950°C, cooled in air; Solution annealed (+AT): 900 - 1050°C, cooled in air or water.

EN X2CrMnNiMoN21-5-3 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
650 — 2100 MPa
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Elongation, A
20 %
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Impact Energy
val1
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J
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Brinell Hardness (HB)
≤ 290
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  • 71 Cross References
  • 50 Composition
  • 93 Mechanical Properties
  • 15 Physical Properties
  • 4 Heat Treatment
  • - Metallography
  • - Machinability
  • 11 Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep
  • 13 Joints
  • - Coatings
  • 17 Dimensions
  • - Tribology
  • - Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
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