90W-7.1Ni-2.9Fe tungsten alloy ball has perfect wearing resistance, high ultimate tensile strength, heat resistant & good thermal stability. It is used where extreme hardness and wear resistance is required; in such applications as bearings, ball screws, valves and flowmeters.
The properties of 90W-7.1Ni-2.9Fe tungsten alloy ball 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
More details, please visit:
http://www.tungsten-alloy.com/tungsten-alloy-ball.html
