This paper reviews the present status and developing trend of carburizing steels used for automotive gears in domestic and abroad and the new heat treatment process related to the new type of steels.
综述了国内外汽车齿轮用渗碳钢的现状和发展趋势以及与新钢种相配合的新的热处理工艺。
Higher quality steels have been required since train speeded-up, resulting in some problems such as the quality and type of ferroalloys.
火车提速后，对钢材质量提出了更高的要求，从而引发了铁合金的质量和品种问题。
According to our domestic resources, the author has researched new-type kinds of steels and improved their mechanical and other properties by developing and adopting new materials and technologies.
其中包括建立符合国内资源条件的新钢种研究，以及通过研制和采用新材料和新技术等多种途径提高钢的力学性能的研完。
High carbon steels are the most hardenable type of carbon steel and are used frequently for parts where wear resistance is an important factor.
高碳钢是最能被硬化的一种碳钢，常常用于高耐磨性很重要的地方。
This type of steel is classified into coated and non-coated steels.
这种类型的钢分为铜版纸和非涂层的钢。
Furthermore, the new steel type with the possibility of replacing 25-20 steels and (corresponding) foundation had been suggested.
提出了在不同温度下可能替代25 - 20钢的钢种及依据。
The influence of various heat treatments on the microstructure and mechanical properties of 26-5 type ferritic-austenitic stainless steels has been studied from the structural stability viewpoint.
从组织稳定性角度研究了热处理对26 - 5型铁素体-奥氏体双相不锈钢组织和机械性能的影响。
This paper studies the effect of zinc and shielding gas type on Laser weldability of zinc-coated steels.
本文研究了锌对镀锌板激光焊接性影响，以及不同保护气体对镀锌板焊接性的影响。
Type steels are a kind of light economic section shaped steel with the perpendicular among thin-walls, girths and web plates.
型钢是一种轻型薄壁、翼缘与腹板垂直的经济断面型钢。
A new type of cobalt-free super high speed steel with good grindability G105 has been developed, and the effect of cobalt on some properties of high speed steels was discussed.
本文研究了新型无钴易磨削超硬高速钢g 105钢的性能，并对钴对高谴钢的一些性能的影响作了探讨。
The clogs on the submerged entry nozzle of type 304 and 321 stainless steels were investigated, and the mechanisms of clogging were discussed.
分析了304和321不锈钢连铸水口结瘤物的物相，探讨了结瘤机理。
This paper describes the magnetic properties of ALNICO-type magnetic steels working under the quasi-static condition.
本文叙述了铝镍估系磁钢在准静态条件下工作的磁特征。
This paper describes the magnetic properties of ALNICO-type magnetic steels working under the quasi-static condition.
本文叙述了铝镍估系磁钢在准静态条件下工作的磁特征。
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