EINTMISCHUNGSVERHALTEN EINES PERLITARMEN, MIT NIOB MIKROLEGIERTEN BAUSTAHLES BEI ISOTHERMER AUSLAGERUNG.

Translated title of the contribution: Precipitation in Low-Pearlite, Niobium-Microalloyed Structural Steel During Isothermal Aging.

Karlheinz Guenther Schmitt-Thomas, Karl Ibinger, Harald Schulz, Willy Guenther Burchard, Hans Joachim Klaar

Research output: Contribution to journalArticlepeer-review

Abstract

The 0. 10C-0. 32SI-1. 37Mn steel contained 0. 05% Nb. Mechanical property and microstructural changes during isothermal aging at 600 C were determined, and compared with the corresponding properties of Nb-free steel. In the solution annealed state (1200 C) the Nb-containing steel had the smaller grain size and higher dislocation density. Hardness and the 0. 2% limit of this steel had two pronounced maxima during aging. These (and the accompanying minima in elongation at rupture) are attributed to different metastable niobium carbon precipitates.

Translated title of the contributionPrecipitation in Low-Pearlite, Niobium-Microalloyed Structural Steel During Isothermal Aging.
Original languageGerman
Pages (from-to)541-545
Number of pages5
JournalArch Eisenhuettenwes
Volume47
Issue number9
StatePublished - 1976

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