4J28
4J28 is a nickel-based thermal expansion alloy with good high temperature stability, mechanical properties and corrosion resistance. It has reversible deformation at both high and low temperatures.
Chemical Composition
| C % | P % | S % | Mn % | Si % | Ni % | N % | Cr % | Fe % |
Min. | - | - | - | - | - | - | - | 27.0 | Bal. |
Max. | 0.12 | 0.02 | 0.02 | 1.00 | 0.7 | 0.50 | 0.20 | 29.0 |
Linear thermal expansion
20-200℃ | 20-300℃ | 20-400℃ | 20-500℃ | 20-600℃ | 20-700℃ |
10.0 | 10.5 | 10.8 | 11.1 | 11.2 | 11.6 |
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