ASTM B777-99 class4 tungsten alloy bar has very good mechanical properties, high absorption capacity for X-rays and gamma rays, and harmless to the health and environment. It is widely used in ion implantation, sputtering and coating, medical CT, electronics and vacuum equipment.
The properties of ASTM B777-99 class4 tungsten alloy bar 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%
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