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| Warranty: | Two-Year Warranty |
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TECHNICAL PARAMETERS | |
Product Name | Tungsten Machined Part |
Keywords | Tungsten Component |
Tungsten Content | 90% - 97% |
Density | 16.85 - 18.85 g/cc |
Hardness | ≤35 HRC |
Tensile Strength | ≥689 MPa |
Yield Strength | ≥517 MPa |
Elongation | ≥2% |
Standards | ASTM B777-15 · AMS 7725 |
OEM/ODM | Support |
Table 1 Composition, Density and Hardness Properties | |||
Class | Nominal Tungsten, weight % | Density, G/cc | Hardness A.B Rockwell “C” max |
1 | 90 | 16.85-17.30 | 32 |
2 | 92.5 | 17.15-17.85 | 33 |
3 | 95 | 17.75-18.35 | 34 |
4 | 97 | 18.25-18.85 | 35 |
Table 2 Tensile Properties, Minimum Values | ||||||
Standard Alloys | Nonmagnetic A alloy | |||||
Class | Ultimate Strength | 0.2% Offset Yield(MPa) | El A (%) | Ultimate Strength Ksi(MPa) | 0.2% Offset Yield ksi(MPa) | El A (%) |
1 | 110(758) | 75(517) | 5 | 94(648) | 75(517) | 2 |
2 | 110(758) | 75(517) | 5 | 94(648) | 75(517) | 2 |
3 | 105(724) | 75(517) | 3 | 94(648) | 75(517) | 1 |
4 | 100(689) | 75(517) | 2 | na | na | na |
Properties for 3 products states of tungsten alloy products: Sinter state, Vacuum state and forge state: | |||||||||
Composition | 90%W Ni Fe | 93%W Ni Fe | 95%W Ni Fe | 97%W Ni Fe | |||||
State | Sinter | Vacuum | Forge | Sinter | Vacuum | Forge | Sinter | Vacuum | Sinter/Vacuum |
Density(g/cc) | 16.85-17.25 | 17.15-17.85 | 17.75-18.35 | 18.25-18.85 | |||||
Hardness(HRC) | 32Max | 30Max | 40Min | 33Max | 31Max | 40Min | 34Max | 32Max | 35Max / 33Max |
Tensile strength (Mpa) | 770Min | 900Min | 1400Max | 770Min | 910Min | 1440Max | 735Min | 920Min | 700Min / 850Min |
Yield strength (Mpa) | 620Min | 620Mpa | 1280Max | 650Min | 650Min | 1340Max | 650Min | 650Min | - |
Elongation % | 5 Min | 15 Min | 5 Min | 5 Min | 12 Min | 3 Min | 3 Min | 12 Min | 2Min / 6Min |







