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alloy, which consists 52 % Fe, 32 % Ni, 5 % Co with an expansion coefficient smaller than invar but over a narrower temperature range (compare: invar), sulam, mis sisaldab 52 % Fe, 32 % Ni, 5% Co, mile soojuspaisumistegur on väiksem invari omast, aga suurem kitsamas temperatuuriintervallis (vrd invar)
superinvar . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/superinvar/1/est (14.07.2026)
