High Temperature WCu Polished Copper Tungsten Alloy Rod/Tungsten Bar
Application of copper tungsten alloy rod : sealed cap for transistors sealing welder,contactor materials for highvoltage switches etc.
Copper Tungsten Alloy Rod
1. the applications of copper tungsten alloy rod :sealed cap for transistors sealing welder,contactor materials for highvoltage switches and electrodes for spark processing etc.
2. types,chemical compositions and main properties of copper tungsten alloy rod :
Type | chemical composition of copper tungsten alloy(%) | resistivity(cm) | tensile strength(kg/mm2) | hardness | density(g/cm3) | |
W | Cu | |||||
F6002E | 60 | balance | <=3.26*10-6 | >=130 | >=160 | >=12.70 |
70 | <=3.80*10-6 | >=200 | >=13.80 | |||
80 | <=4.00*10-6 | >=220 | >=15.00 |
Brand and NO. | Chemical components% | Physical properties | ||||||
Cu | Total impurities ≤ |
W | Density (g/cm³) ≥ | Hardness HB ≥ | Resistivity (µΩ·cm) ≤ | Conductivity IACS%≥ | Bending strength Mpa≥ | |
CuW(50) | 50±2.0 | 0.5 | Bal. | 11.85 | 115 | 3.2 | 54 | |
CuW(55) | 45±2.0 | 0.5 | Bal. | 12.30 | 125 | 3.5 | 49 | |
CuW(60) | 40±2.0 | 0.5 | Bal. | 12.75 | 140 | 3.7 | 47 | |
CuW(65) | 35±2.0 | 0.5 | Bal. | 13.30 | 155 | 3.9 | 44 | |
CuW(70) | 30±2.0 | 0.5 | Bal. | 13.80 | 175 | 4.1 | 42 | 790 |
CuW(75) | 25±2.0 | 0.5 | Bal. | 14.50 | 195 | 4.5 | 38 | 885 |
CuW(80) | 20±2.0 | 0.5 | Bal. | 15.15 | 220 | 5.0 | 34 | 980 |
CuW(85) | 15±2.0 | 0.5 | Bal. | 15.90 | 240 | 5.7 | 30 | 1080 |
CuW(90) | 10±2.0 | 0.5 | Bal. | 16.75 | 260 | 6.5 | 27 | 1160 |
Pictures of cooper tungsten alloy parts: