EN 1.4905 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: European Union / EN

Data updates

Latest Update: 2024-03
Total number of updates: 9
Update History

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EN 1.4905 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.040
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
B
VALUE
0.0005 – 0.0050
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.09 – 0.13
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
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
Nb
VALUE
val1
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UNIT
%
CAS NUMBER
7440-03-1
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
CRITERIA
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2
CRITERIA
W
VALUE
val1
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UNIT
%
CAS NUMBER
7440-33-7

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

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EN 1.4905 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 218 GPa
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Dynamic Modulus of Elasticity
val1
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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
26 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.47 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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This material has 360 properties — only a subset is shown here.

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EN 1.4905 Heat Treatments

  • Normalizing and tempering (+NT): 1040-1080°C, air cooling. Tempering: 740-780°C, air cooling. It may be necessary in the case of wall thickness T above 10 mm or T/D > 0.15 to apply quenching and tempering in order to achieve the intended structure and material properties.

EN 1.4905 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
450 MPa
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Tensile Strength
620 — 850 MPa
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Elongation, A
17 %
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Impact Energy
val1
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J
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  • 42 Cross References
  • 44 Composition
  • 33 Mechanical Properties
  • 45 Physical Properties
  • 2 Heat Treatment
  • - Metallography
  • - Machinability
  • 2 Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • 1 Creep
  • 10 Joints
  • - Coatings
  • 141 Dimensions
  • - Tribology
  • - Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
  • 40 Total Suppliers