90W-7.1Ni-2.9Fe tungsten alloy brick has high hardness, high strength, good wear resistance and other good mechanical comprehensive performance. It also has high melting point and excellent anti-ray penetration ability, which is not easy to be eroded by air characteristics. It is widely used in electronic technology industry, medical industry, metallurgy industry, chemical industry, light source technology industry and new energy materials field.
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The properties of 90W-7.1Ni-2.9Fe tungsten alloy brick are:
Nominal W Content: 90 wt.%
Nominal Nickel Content: 7.1 wt.%
Nominal Iron Content: 2.9 wt.%
MIL-T-21014: Class 1
SAE-AMS-T-21014: Class 1
AMS 7725 B: 7725 B
ASTM B777-87: Class 1
Minimum Density: 16.85 g/cc
Typical Hardness: 28HRC
Modulus of Elasticity: 45x106 psi
Ultimate Tensile Strength Min.:120ksi
Yield Strength Min (0.2% offset): 80ksi
Minimum Elongation (1” Gauge Length): 10%
Magnetic Properties: Slightly Magnetic
