B.S. 304S71 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: United Kingdom / B.S.

Data updates

Latest Update: 2022-01
Total number of updates: 4
Update History
2021-06 2021-04 2018-05

This material has 114 properties — only a subset is shown here.

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B.S. 304S71 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
17.0 – 19.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 2.0
UNIT
%
CAS NUMBER
7439-96-5
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

BS 1502: 1982 / Specification for steels for fired and unfired pressure vessels: sections and bars

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B.S. 304S71 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
7.61 — 8.1 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 114 properties — only a subset is shown here.

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B.S. 304S71 Heat Treatments


  • Solution treated at 1000-1100°C, cooled in oil, water or air (rapidly). Sensitization time 15 min.

B.S. 304S71 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
≥ 550 MPa
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Elongation, A
≥ 35 %
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Yield Strength, Rp0.2
270 MPa
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Yield Strength, Rp1
val1
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MPa
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  • 58Cross References

  • 16Composition
  • 15Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 10Creep

  • -Joints
  • -Coatings
  • 11Dimensions
  • -Tribology

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

  • -Total Suppliers