China Alloy Strip Expansion Alloy 4j42 42h Glass Sealing 42 Nilo42 N42 Feni42 K94100 Alloy 42, Find details about China Nilo42, Feni42 from Alloy Strip Expansion Alloy 4j42 42h Glass Sealing 42 Nilo42 N42 Feni42 K94100 Alloy 42
Grade And Chemical Composition | |||||||||
Grade | Mass fraction (%) | ||||||||
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 | |||||||
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 |