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Method of repairing steel, repair method of steel plate structure, repair method of repair of steel and steel material

机译:修复钢,修复方法的钢板结构修复方法,修复钢及钢材修复方法

摘要

Problem to be solved: to provide a method of repairing a steel material which can be shortened according to the degree of pitting corrosion, which is reasonable, depending on the degree of pitting corrosion, and a method of repairing a steel pipe structure. The object of the present invention is to provide a method for determining whether or not the repaired steel and the repair method of steel are applicable.The method of repairing steel according to the present invention is a repairing method for a steel plate which has been placed on an underwater ground, and has pitted corrosion, and is a repairing steel plate 3 for closing the pitting corrosion, and the length in the circumferential direction when the steel plate is abutted against the steel material is three times or more five times or less than the maximum diameter of the pitting hole (however, when the length of 5 mm is not greater than 300 mm, it is set to 300 mm or less) to be welded to the steel material.Diagram
机译:要解决的问题:提供一种修复钢材的方法,该钢材料可以根据点蚀腐蚀程度来缩短,这是合理的,这取决于蚀腐蚀程度以及修复钢管结构的方法。 本发明的目的是提供一种用于确定修复的钢和钢的修复方法是否适用的方法。根据本发明的修复钢的方法是已经放置的钢板的修复方法 在水下地面,并且具有腐蚀的腐蚀,并且是用于关闭点蚀腐蚀的修理钢板3,并且当钢板抵靠钢材时的圆周方向的长度是三倍或更小于 凹坑的最大直径(然而,当长度5 mm不大于300mm时,它设定为300mm或更小)焊接到钢材.DiaGram

著录项

  • 公开/公告号JP2021177058A

    专利类型

  • 公开/公告日2021-11-11

    原文格式PDF

  • 申请/专利权人 JFEスチール株式会社;

    申请/专利号JP20210009389

  • 发明设计人 吉田 武史;粟津 進吾;

    申请日2021-01-25

  • 分类号E02D31/06;E02D27/38;E02D5/28;E02D27/12;E02D27/32;

  • 国家 JP

  • 入库时间 2022-08-24 22:12:44

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