ASTM B777-15 class3 tungsten alloy plate has high density, high melting point (3410°C), high electrical resistance, low thermal expansion, low vapour pressure and good thermal conductivity. It can be used as parts of electric light sources and electron tubes, medical facilities, and evaporation boats.
The properties of ASTM B777-15 class3 tungsten alloy plate are:
Matrix: 95% W
Density: 17.75~18.35g/cc
Hardness Rockwell Max: 34HRC
Standard Alloy
Ultimate Tensile Strength: 105 KSI and 724 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 3%
Nonmagnetic Alloy
Ultimate Tensile Strength: 94 KSI and 648 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 1%
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