SS 1.4544 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: Sweden / SS

Data updates

Latest Update: 2024-03
Total number of updates: 2
Update History
2020-03

This material has 1047 properties — only a subset is shown here.

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SS 1.4544 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.08
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
17.00 – 19.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Remainder
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

EN 3481: 2019 / Aerospace series - Steel X8CrNiTi18-10 (1.4878/1.4544) - Annealed - Reference heat treatment: softened - Hollow bars - 5 mm ≤ a ≤ 12 mm

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SS 1.4544 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 — 17 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.71 — 0.73 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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This material has 1047 properties — only a subset is shown here.

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SS 1.4544 Heat Treatments

  • Softened at 1050-1100°C; air cooled or water quenched.
  • Softened: 1050-1100°C, air cooled or water quenched.

SS 1.4544 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
500 — 750 MPa
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Elongation, A
40 %
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Impact Energy
val1
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J
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Brinell Hardness (HB)
≤ 197
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Vickers Hardness (HV)
val1
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  • 531 Cross References
  • 36 Composition
  • 21 Mechanical Properties
  • 41 Physical Properties
  • 4 Heat Treatment
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  • 16 Fatigue
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