GB CuW(60) Tungsten Alloys

Material group: Nonferrous Alloys / Tungsten Alloys
Country / Standard: China / GB

Data updates

Latest Update: 2026-05
Total number of updates: 1
Update History

This material has 11 properties — only a subset is shown here.

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GB CuW(60) Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cu
VALUE
38 – 42
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Other total
VALUE
≤ 0.5
UNIT
%
CAS NUMBER
CRITERIA
W
VALUE
Residual
UNIT
%
CAS NUMBER
7440-33-7

GB/T 8320: 2025 / Copper-tungsten and silver-tungsten electrical contacts

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GB CuW(60) Physical Properties


Temperature

PROPERTY / VALUE
Electrical Resistivity
≤ 0.0367 Ω∙mm²/m
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Density
≥ 12.75 kg/dm³
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Electrical Conductivity
≥ 2.73e+007 S/m
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This material has 11 properties — only a subset is shown here.

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GB CuW(60) Mechanical Properties


Temperature

PROPERTY / VALUE
Brinell Hardness (HB)
≥ 140
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  • -Cross References

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

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

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

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

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