B.S. Grade 4.8 Structural and constructional steels

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

Data updates

Latest Update: 2022-08
Total number of updates: 3
Update History
2021-04 2019-10

This material has 27 properties — only a subset is shown here.

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B.S. Grade 4.8 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.27 – 0.53
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn+Cr+Mo+Ni+V
VALUE
≥ 0.8
UNIT
%
CAS NUMBER
CRITERIA
P
VALUE
≤ 0.06
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9

BS 4439: 1969 / Screwed studs for general purposes - Metric series

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B.S. Grade 4.8 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
val1
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Service Temperature
-50 — 150 °C
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This material has 27 properties — only a subset is shown here.

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B.S. Grade 4.8 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
392 — 539 MPa
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Brinell Hardness (HB)
110 — 170
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Elongation, A
≥ 14 %
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Rockwell Hardness (HR)
val1
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Vickers Hardness (HV)
val1
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Yield Strength, Rp0.2
val1
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MPa
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  • 2Cross References
  • 5Composition
  • 8Mechanical Properties
  • 4Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • 8Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • -Total Suppliers