en

lower critical temperature

1

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Engineering, Manufacturing and Construction

Materjalitehnika terminibaas

ID 675533 Last modified 15.10.2026
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Domain materials science
  • teraste korral jahutamisel temperatuur, millest allpool tasakaaluolekus kogu austeniit on muutunud ferriidiks ja tsementiidiks (vt austeniidi lagunemine, austeniidi lagunemise lõpptemperatuur Ac1; vrd ülemine kriitiline temperatuur)
  • for a steel alloy at cooling, the temperature below which under equilibrium conditions all austenite has transformed to ferrite and cementite phases (see: decomposition of austenite; compare: upper critical temperature)
alumine kriitiline temperatuur
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  • Tähis Ar1.
transformation temperature Ar1 preferred
lower critical temperature
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  • Symbol Ar1.

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