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STEEL MATERIAL HAVING EXCELLENT WEAR RESISTANCE AND MANUFACTURING METHOD FOR SAME

机译:具有优异耐磨性的钢材料及其制造方法

摘要

The purpose of the present invention is to provide a steel material and a manufacturing method for the same, wherein the steel material has excellent strength, elongation, and impact toughness as well as excellent inside quality and wear resistance. According to the present invention, provided are a steel material having excellent wear resistance and a manufacturing method for the same, wherein the steel material contains, in weight, 0.55-1.4% carbon (C), 12-23% manganese (Mn), 5% or less (excluding 0%) chromium (Cr), 5% or less (excluding 0%) copper (Cu), 0.5% or less (excluding 0%) Al, 1.0% or less (excluding 0%) Si, 0.02% or less (including 0%) S, 0.04% or less (including 0%) phosphor (P), and the balance Fe and unavoidable impurities, and has a microstructure comprising, in area, 10% or less (including 0%) carbide and the balance austenite.
机译:本发明的目的是提供一种钢材及其制造方法,其中该钢材具有优异的强度,伸长率和冲击韧性以及优异的内部质量和耐磨性。根据本发明,提供了一种具有优异的耐磨性的钢材及其制造方法,其中该钢材包含按重量计0.55-1.4%的碳(C),12-23%的锰(Mn),铬(Cr)等于或小于5%(不含0%),铜(Cu)等于或小于5%(不含0%),Al等于或小于0.5%(不含0%),Si等于或小于1.0%(不含0%), 0.02%以下(包括0%)的S,0.04%以下(包括0%)的磷(P)以及余量的Fe和不可避免的杂质,并且其微观结构的面积在10%以下(包括0%) )硬质合金和平衡奥氏体。

著录项

  • 公开/公告号EP3730649A4

    专利类型

  • 公开/公告日2020-10-28

    原文格式PDF

  • 申请/专利权人 POSCO;

    申请/专利号EP20180890993

  • 申请日2018-12-20

  • 分类号C22C38/38;C21D6;C21D8/02;C21D9/46;C22C38/02;C22C38/06;C22C38/20;

  • 国家 EP

  • 入库时间 2022-08-21 11:40:47

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