Grade CuW (80)
Corresponding Standard GB /T 8320-2017
Copper-Tungsten and Silver-Tungsten Electrical Contacts
Classification Other metal materials
Density 15.15 g/cm3
CuW (80) Chemical Element Composition Content (%)
  Component Fe ** C ** Ni * Cu *** Other Individual Other Total More
电触头产品名称 铜钨(80) Minimum Value - - - - - - W:余量
Maximum Value 0.1 0.15 1 - 0.08 0.5
Nominal Value - - - 20 - -
"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.
CuW (80) Mechanical Properties
Hardness
HBW
Bending Strength σw
Mpa
≥220 ≥980

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