Huona (Shanghai) New Material Co., Ltd.
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Alloy 42 has been used for the glass-to-metal seals in electronic tubes, automotive and industrial lamps, transformer and capacitor bushings and other glass-to-metal and ceramic-to-metal applications.
CHEMICAL COMPOSITION
| Element | Min | Max |
| Carbon | -- | 0.05 max |
| Nickel | -- | 41.0 |
| Iron | Balance | |
| Silicon | -- | 0.20 |
| Manganese | -- | 0.40 |
| Temperature Range | Total Expansion | Mean Linear Coefficient | ||
|---|---|---|---|---|
| °C | °F | 10-3 | 10-6/°C | 10-6/°F |
| 20-100 | 68-212 | 0.42 | 5.3 | 2.9 |
| 20-150 | 68-302 | 0.69 | 5.3 | 2.9 |
| 20-200 | 68-392 | 0.95 | 5.3 | 2.9 |
| 20-250 | 68-482 | 1.22 | 5.3 | 2.9 |
| 20-300 | 68-572 | 1.48 | 5.3 | 2.9 |
| 20-350 | 68-662 | 1.80 | 5.4 | 3.0 |
| 20-400 | 68-752 | 2.36 | 6.2 | 3.4 |
| 20-450 | 68-842 | 3.05 | 7.1 | 3.9 |
| 20-500 | 68-932 | 3.84 | 8.0 | 4.4 |
