Customization: | Available |
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Product Type: | Foil |
Material: | Feni |
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Grade And Chemical Composition |
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Grade |
Mass fraction (%) |
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C |
P |
S |
Mn |
Si |
Al |
C0 |
Ni |
Fe |
|
≤ |
|||||||||
4J42 |
0.05 |
0.020 |
0.020 |
0.80 |
0.30 |
0.10 |
1.0 |
41.5~42.5 |
Balance |
Heat Treating Regime And Coefficient Of Linear Expansion |
|
Grade |
Heat treatment on samples |
4J42 |
Heat the sample to (900±20)°C in hydrogen atmosphere, keep the temperature for one hour, cool to below 200°C at the speed ≤5°C/min then discharge |
Coefficient Of Expansion |
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Grade |
Average Coefficient Of Expansion a/(10-6/K) |
||||||
20~100°C |
20~200°C |
20~300°C |
20~400°C |
20~450°C |
20~500°C |
20~600°C |
|
4J42 |
5.6 |
4.9 |
4.8 |
5.9 |
6.9 |
7.8 |
9.2 |