ASTM B777-99 class4 tungsten alloy cylinder has high density, high hardness, good wear resistance, high elastic modulus and high bending strength. In addition, it has good chemical stability, which can withstand acid, alkali and high temperature oxidation. It can be used as the counterweight for controlling and distributing weight, such as speedboat weights, vehicle weights, aircraft weights, helicopter weights, sports weights and more.
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The properties of ASTM B777-99 class4 tungsten alloy cylinder are:
ASTM B777-99: class4
Matrix: 97%
Density:18.25~18.85g/cc
Hardness Rockwell Max: 35HRC
Ultimate Tensile Strength: 100 KSI and 689MPa
Yield Strength (0.2% offset): 75KSI and 517MPa
Elongation: 2%
