No.8, Xisantiao Road, Mudanjiang City, Heilongjiang
0086-453-6293506, 6223148, 0086-453-6293521, 0086-13903636099
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tungsten-copper products
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| Grade | RWMA GroupB | Nominal composition % Weight 公称成分 | Rockwell Hardness 洛氏硬度 | Electrical Conductvity % ACS 电导率 | Ultimate Tensile Strength Mpa 极限抗拉强度 | Cross Breaking Strength横向断裂强 | Density GMS/CC 比重 | Thermal Exp in/in cx10(6) at 20° 热膨胀 | Thermal Conductivity W/CM °C 20-400°C 热传导 | Specific Heat/kg°C at 20° 比热 | Electro resistance at 20° 20° 时的电阻 |
| WT55 | --- | 45 copper | 79B | 55 | 435 | 759 | 12.6 | 11.8 | 2.4 | 251 | 3.16 |
| 55 tungsten | |||||||||||
| WT70 | class10 | 30 copper | 90B | 50 | 586 | 966 | 14.18 | 10.77 | 2.01 | 214 | 3.41 |
| 70 tungsten | |||||||||||
| WT75 | class11 | 25 Copper | 94B | 48 | 621 | 1035 | 14.7 | 10.22 | 1.89 | 201 | 3.51 |
| 75 Tungsten | |||||||||||
| WT80 | Class 12 | 20 Copper | 98B | 44 | 662 | 1173 | 15.58 | 9.2 | 1.82 | 188 | 3.9 |
| 80 Tungsten | |||||||||||
| WT85 | -- | 15 copper | 102B | 36 | 518 | 1173 | 16.19 | 7.97 | 1.75 | 175 | 4.71 |
| 85 tungsten | |||||||||||
| WT90 | -- | 10 copper | 106B | 28 | 482 | 1035 | 17.05 | 6.49 | 1.47 | 163 | 6.1 |
| 90 Tungsten | |||||||||||
| TC50 | -- | 50 copper | 94B | 47 | 483 | 966 | 11.27 | 12.2 | -- | -- | 3.6 |
| 50 Tungsten-Carbide | |||||||||||
| TC70 | -- | 30 copper | 37C | 30 | 587 | 1241 | 12.6 | 9.8 | -- | -- | 5.7 |
| 70 tungsten-carbide |
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