90W-7.1Ni-2.9Fe tungsten alloy block guarantees excellent wringing characteristics and high wear resistance. It is widely used in aviation, military, metallurgy, building materials. Chinatungsten Online can offer various types with different dings for customers, not only manufacture according to the international standard, but also can design as per the requirements of customers.
The properties of 90W-7.1Ni-2.9Fe tungsten alloy block 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
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