Materials Science
因瓦合金
Invar alloyAn iron-nickel alloy with a very low coefficient of thermal expansion, typically Fe-36Ni, used for dimensional stability. / 一种具有极低热膨胀系数的铁镍合金，通常为Fe-36Ni，用于保持尺寸稳定。
- Knowledge type
- 自然理论
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-29 16:05:32
Sub-knowledge points
Microstructure evolutionCoefficient of thermal expansionHeat treatment effects
Higher-order knowledge points
Alloy designThermal stress management
Main parameters and performance indicators
Composition: Fe-32Ni-5Co-0.2Nb (specific alloy studied)Thermal Expansion Coefficient: Low (characteristic property)Microstructure: Austenitic (affected by heat treatment)
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsEffect of heat treatment on microstructure and coefficient of thermal expansion of Fe-32Ni-5Co-0.2Nb invar alloyOpen source
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Creation and modification trail
1 recordsRecord title: Invar alloy.
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