B.S. 50 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: United Kingdom / B.S.

Data updates

Latest Update: 2022-01
Total number of updates: 1
Update History

This material has 23 properties — only a subset is shown here.

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B.S. 50 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.45 – 0.55
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
0.70 – 0.90
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
P
VALUE
≤ 0.045
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 5770-1: 1981 / Steel strip intended for the manufacture of springs. Part 1: Specification for hot rolled carbon and low alloy steel

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B.S. 50 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Density
7.67 — 7.86 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 23 properties — only a subset is shown here.

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B.S. 50 Heat Treatments


  • For austenitizing temperature 830 to 860°C; minimum 650 HV after oil quenching.
  • For austenitizing temperature 830 to 860°C; minimum 650 HV after oil quenching.

B.S. 50 Mechanical Properties


Temperature

PROPERTY / VALUE
Vickers Hardness (HV)
≤ 250
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  • -Cross References

  • 10Composition
  • 6Mechanical Properties
  • 3Physical Properties
  • 2Heat Treatment
  • -Metallography
  • -Machinability

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

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

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

  • -Total Suppliers