1, Diameter: 5.0mm-200.0mm
2, High: 2.0mm-50mm
3, Density: 15.8-18.75 g/cm3
4, Composition: W content: 85-99%, W-Ni-Fe, W-Ni-Cu
5, Surface: Sintering surface, Forged surface, Ground surface
Tungsten alloy ring is mainly used for sealed cap for transistors sealing welder, contactor materials for high voltage switches and electrodes for spark processing etc.
Type |
Density (g/cm³) |
Tensile strength (MPa) |
Elongation |
Hardness (HRC) |
85W-10.5Ni-4.5Fe | 15.8-16.0 | 700-1000 | 20-33 | 20-30 |
90W-7Ni-3Fe | 16.9-17.1 | 700-1000 | 20-33 | 24-32 |
90W-6Ni-4Fe | 16.7-17.0 | 700-1000 | 20-33 | 24-32 |
91W-6Ni-3Fe | 17.1-17.3 | 700-1000 | 15-28 | 25-30 |
92W-5Ni-3Fe | 17.3-17.5 | 700-1000 | 18-28 | 25-30 |
92.5W-5Ni-2.5Fe | 17.4-17.6 | 700-1000 | 25-30 | 25-30 |
93W-4Ni-3Fe | 17.5-17.6 | 700-1000 | 15-25 | 26-30 |
93W-4.9Ni-2.1Fe | 17.5-17.6 | 700-1000 | 15-25 | 26-30 |
93W-5Ni-2Fe | 17.5-17.6 | 700-1000 | 15-25 | 26-30 |
95W-3Ni-2Fe | 17.9-18.1 | 700-900 | 8-15 | 25-35 |
95W-3.5Ni-1.5Fe | 17.9-18.1 | 700-900 | 8-15 | 25-35 |
96W-3Ni-1Fe | 18.2-18.3 | 600-800 | 6-10 | 30-35 |
97W-2Ni-1Fe | 18.4-18.5 | 600-800 | 8-14 | 30-35 |
98W-1Ni-1Fe | 18.4-18.6 | 500-800 | 5-10 | 30-35 |
90W-6Ni-4Cu | 17.0-17.2 | 600-800 | 4-8 | 25-35 |
93W-5Ni-2Cu | 17.5-17.6 | 500-600 | 3-5 | 25-35 |
Note: The specification and composition of tungsten alloy ring can be self-defined by customer.
Titanium Washers
Material Safety Data Sheet of Tungsten Alloy
Material Safety Data Sheet of Tungsten Alloy (PDF)
Catalog of Tungsten Alloy Products (PDF)