以无碳（或微碳）马氏体为基体的，时效时能产生金属间化合物沉淀硬化的超高强度钢。与传统高强度钢不同，它不用碳而靠金属间化合物的弥散析出来强化。这使其具有一些独特的性能：高强韧性，低硬化指数，良好成形性，简单的热处理工艺，时效时几乎不变形，以及很好的焊接性能。因而马氏体时效钢已在需要此种特性的部门获得广泛的应用。
...能的影响-中国腐蚀与防护网 关键词：马氏体时效钢，高频疲劳，疲劳极限，喷丸，疲劳断口。 [gap=1577]Keywords: Maraging steel, High frequency fatigue, Fatigue limit, Shot peening, Fatigue fracture.
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The influence of different heat treatment process on microstructure and mechanical properties of flow forming T-250 Co-free maraging steel was investigated in this paper.
本文研究了热处理工艺对旋压态T-250无钴马氏体时效钢显微组织和力学性能的影响。
参考来源 - 旋压态TThe surface-crack fracture toughness KIe values of 18Ni (250 degree) martensite aging steel base and arc welding joint (heat influence part and welding metal) were tested according to the standard GB7732-87.
依据国标GB7732-87,对18Ni（250级）马氏体时效钢基体和亚弧焊焊接接头（热影响区和焊缝金属）的表面裂纹断裂韧度K1e值进行测试。
参考来源 - 18Ni马氏体时效钢基体及氩弧焊焊接接头的表面裂纹断裂韧度K·2,447,543篇论文数据，部分数据来源于NoteExpress
概述了马氏体时效钢的生产工艺，应用和发展趋向。
The production process, application and developing trend of maraging steel are also summarized.
研制了一种用于TIG模具堆焊的马氏体时效钢金属粉芯焊丝。
A new type of maraging steel metal powder-cored wire for die TIG surfacing is developed.
结果表明，马氏体时效钢铸件热处理后强度较高，受制于其内部铸造缺陷。
It was shown that the maraging steel cast exhibited a higher strength, which was controlled by the casting defects in it.
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