ASTM B 702 Class B Tungsten Alloys

Material group: Nonferrous Alloys / Tungsten Alloys
Country / Standard: United States / ASTM

Data updates

Latest Update: 2020-03
Total number of updates: 1
Update History

This material has 8 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

ASTM B 702 Class B Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cu
VALUE
38 – 42
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Other
VALUE
≤ 1.00
UNIT
%
CAS NUMBER
CRITERIA
W
VALUE
Balance
UNIT
%
CAS NUMBER
7440-33-7

B702: 1993 / Standard Specification for Copper-Tungsten Electrical Contact Material

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

ASTM B 702 Class B Physical Properties


Temperature

PROPERTY / VALUE
Electrical Resistivity
0.0302 — 0.0352 Ω∙mm²/m
Unlock full details
Full data available with free access View Complete Material Data
Electrical Conductivity
2.84e+007 — 3.31e+007 S/m
Unlock full details
Full data available with free access View Complete Material Data
Coefficient of Thermal Expansion (CTE)
11.9 10-6/°C
Unlock full details
Full data available with free access View Complete Material Data

This material has 8 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

ASTM B 702 Class B Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
379 — 448 MPa
Unlock full details
Full data available with free access View Complete Material Data
Rockwell Hardness (HR)
77 — 90
Unlock full details
Full data available with free access View Complete Material Data

Need complete mechanical properties to make the right choice?

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

Optimize material selection for your application - Book A Demo

  • -Cross References

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

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

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

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

  • -Total Suppliers