90W-6Ni-4Fe tungsten alloy bar has good thermal and electrical conductivity, excellent arc resistance, superior wear resistance and strength at elevated temperatures. It can be used as parts of electric light sources and electron tubes, to heat elements of high temperature furnaces, structures of high temperature furnaces, and evaporation boats.
The properties of 90W-6Ni-4Fe tungsten alloy bar are:
Alloy Type:W 90%、Ni 6%、Fe 4%
MIL-T-21014: Class 1
SAE-AMS-T-21014: Class 1
AMS 7725 C: 7725 C
ASTM B777-87: Class 1
Nominal Density: 16.85~17.25 g/cc
Nominal Density: 0.614 lbs/ in3
Hardness Rockwell: 26 C
Ultimate Tensile Strength Min: 110,000 psi
Yield Strength Min (0.2% offset): 75,000 psi
Magnetic Properties: Slightly Magnetic
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