AMS 7725E class4 tungsten alloy block has high density, excellent formability and machinability, outstanding corrosion resistance, high modulus of elasticity, impressive thermal conductivity and low thermal expansion. It is used in some fields need the little but heavy parts, such as the counterweights of golf club, pinewood derby car, aircraft, helicopter, vehicle, boat and yacht.
The properties of AMS 7725E class4 tungsten alloy block are:
Matrix: 95% W
Density: 17.75~17.35g/cc
Hardness Rockwell Max: 34HRC
AMS 7725E: Class4 Type2
Ultimate Tensile Strength: 100 KSI and 689 MPa
Yield Strength (0.2% offset): 75 KSI and 517 MPa
Elongation: 2%
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