AMS 7725E class3 tungsten alloy brick has high melting point, high hardness, low impact toughness, low expansion coefficient, good corrosion resistance, high temperature resistance and excellent wear resistance. It is mainly used for the production of standard temperature light source, evaporation boat, heat shield, heating element, high temperature furnace components and high temperature parts.
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The properties of AMS 7725E class3 tungsten alloy brick are:
Matrix: 95% W
Density: 17.75~17.35g/cc
Hardness Rockwell Max: 34HRC
AMS 7725E: Class3 Type1
Ultimate Tensile Strength: 94 KSI and 648 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 1%
AMS 7725E: Class3 Type2
Ultimate Tensile Strength: 105 KSI and 724 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 3%
