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. 2022 Oct 20;52:10. doi: 10.1186/s42649-022-00079-w

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© The Author(s) 2022, corrected publication 2024

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Fig. 3 — Light optical micrographs of AISI a 1020, b 1030, c 1040, d 1045 and e 1050 plain carbon steels obtained after normalizing showing fine ferritic-pearlitic microstructures