ASTM B777-15 class1 tungsten alloy bar has very good mechanical strength, small coefficient of thermal conductivity, large expansion coefficient and elastic coefficient. It is widely used in electronics, electric light source, electric vacuum and other industries.
The properties of ASTM B777-15 class1 tungsten alloy bar are:
Matrix: 90% W
Density: 16.85~17.30g/cc
Hardness Rockwell Max: 32HRC
Standard Alloy
Ultimate Tensile Strength: 110 KSI and758 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 5%
Nonmagnetic Alloy
Ultimate Tensile Strength: 94 KSI and 648 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 2%
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