MX2023001482A - Lamina de acero. - Google Patents

Lamina de acero.

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Publication number
MX2023001482A
MX2023001482A MX2023001482A MX2023001482A MX2023001482A MX 2023001482 A MX2023001482 A MX 2023001482A MX 2023001482 A MX2023001482 A MX 2023001482A MX 2023001482 A MX2023001482 A MX 2023001482A MX 2023001482 A MX2023001482 A MX 2023001482A
Authority
MX
Mexico
Prior art keywords
surface layer
layer softened
vickers hardness
steel plate
thickness
Prior art date
Application number
MX2023001482A
Other languages
English (en)
Inventor
Takashi Yasutomi
Masahiro Nakata
Katsuya Nakano
Yuji SAKIYAMA
Yoshiaki Honda
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of MX2023001482A publication Critical patent/MX2023001482A/es

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    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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  • Heat Treatment Of Sheet Steel (AREA)

Abstract

Se provee una lámina de acero que comprende una parte central del espesor de la lámina y una parte reblandecida de la primera capa superficial y una parte reblandecida de la segunda capa superficial dispuestas respectivamente en dos lados de la parte central del espesor de la lámina, en donde la parte reblandecida de la primera capa superficial y la parte reblandecida de la segunda capa superficial tienen un espesor promedio de 10 µm o más y tienen una dureza Vickers promedio de 0.90 veces o menos que la dureza Vickers promedio de una posición de 1/2 del espesor de la lámina, y la parte reblandecida de la primera capa superficial tiene una dureza Vickers promedio de 1.05 veces o más que la dureza Vickers promedio de la parte reblandecida de la segunda capa superficial.
MX2023001482A 2020-08-07 2021-08-06 Lamina de acero. MX2023001482A (es)

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JPH02301571A (ja) * 1989-05-16 1990-12-13 Nippon Steel Corp 均一なグラス皮膜を有する方向性電磁鋼板の製造方法
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JPH0835012A (ja) * 1994-07-21 1996-02-06 Sumitomo Metal Ind Ltd 高強度高靭性耐食性に優れた電縫鋼管の製造方法
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