Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表包含一个高度、磨性壳以及高韧性芯。

The high wearing resistance of the samples after hydrocooling and air cooling was partially attributed to martensite transformation and work-hardening.

经水冷和空冷试样具有高磨性重要原因是其在磨损过程中诱发了马氏体相变,出现工现象。

The developed dual phase cast steel is applicable as scaleboard materials in a middle or smaller type of ball mill.

在给定低铬铸铁下试样条件下,当冲击载荷较小时,铸态复相磨钢具有良好冲击磨性。

This paper deals with the wear resistance and anti-seizing behavior of sulfonitrided high speed steel by comparing with that without sulfonitriding.

研究了高速钢经硫氮共渗处理磨性及抗咬合性，并与未经表处理试样进行了比较。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、糠醛对重氮感光胶中主要成分聚乙烯醇进行改性,以增强感光胶水性和磨性。

In order to strengthen its antifriction property, the material nature of the boards chooses a special formula of high molybdenum, high chromium and nickelic.

为增强其磨性，衬板采用是高钼、高铬、高镍特种配方。