Customization: | Available |
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Application: | Aviation, Electronics, Industrial, Medical, Chemical, Automotive |
Standard: | ASTM |
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Product Description
Tungsten alloys are produced with a high tungsten content ranging from 90% to 97% by weight. They are commonly referred to as Tungsten Heavy Alloys (WHA). ASTM B777-15 defines four different classes for this alloy which are different by their densities. These alloys are processed as either magnetic or non-magnetic depending on the use of either iron or copper as a mixer. The magnetic variation uses iron as the mixer. if non-magnetism is needed, copper is used as a binder, which are distinguished as Class 1 (16.85~17.25g/cc), Class 2 (17.15~17.85g/cc), Class 3 (17.75~18.35g/cc) and Class 4 (18.25~18.85g/cc) in ASTM B777-15.
Characteristics and features
High Melting Points Hardness Tungsten Balance Weights For Aircraft, Helicopters And Instrumentation
Tungsten heavy alloy |
WNiFe (ASTM B777, AMS-T-21014) |
WNiCu (ASTM B777, AMS-T-21014) |
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Designation | 90W | 93W | 95W | 97W | 90W | 93W | 95W |
Density g/cm3) | 16.85~17.30 | 17.15~17.85 | 17.75~18.35 | 18.25~18.85 | 16.85~17.30 | 17.15~17.85 | 17.75~18.35 |
Tensile Strength (MPa) | 758Min | 758Min | 724Min | 689Min | 648Min | 648Min | 648Min |
Elongation (%) | 5Min | 5Min | 3Min | 2Min | 2Min | 2Min | 1Min |
Hardness (HRC) | 32Max | 33Max | 34Max | 35Max | 32Max | 33Max | 34Max |
Yield strength(MPa) | 517Min | 517Min | 517Min | 517Min | 517Min | 517Min | 517Min |