One simple way of describing strength is in terms of surface hardness.
描述强度的一种最简单方法是以表面硬度来表示。
Is hardness tested on a surface that has been ground to remove decarburization?
硬度检测是否在去除了氧化皮的表面上进行？
High temperature of roll surface cause burning phenomenon and lower the hardness of roll surface.
辊面高温会产生烧附现象，使辊面的硬度降低。
Suggestion: pump shaft or protective set of surface hardness to achieve 60hrc.
建议：泵轴或防护套的表面硬度要达到60hrc。
The granule production have high hardness, smooth surface, fully degree of internal maturation.
本机制成的颗粒硬度高、表面光洁、内部熟化程度较充分。
The use of the process will further increase the surface hardness, wear resistance increased.
在使用过程中表面硬度将进一步提高，耐磨性增强。
The use of the process will further increase the surface hardness, wear resistance increased.
在使用过程中表面硬度将进一步提高，耐磨性增强。
应用推荐