Determination of surface hardness 表面硬度的测定
the surface hardness 表面硬度
Surface hardness above HB 表面硬度HB以上的硬质加硬喷涂处理
surface-hardness 层硬度
end surface hardness 断面硬度
wood surface hardness 木材表面硬度
low surface hardness 表面硬度低
Carburized materials possess relatively high surface hardness, good fatigue strength and enough toughness.
材料经渗碳处理后可获得较高的表面硬度、接触疲劳强度而心部仍保持良好的冲击韧性。
参考来源 - 材料的渗碳层特性及其涡流测试系统的研究The safety diagnosis of furnace tubes was conducted by non-destructive tests such as visual inspection,surface hardness testing and surface metallographical examinaions. The furnace tube′s failure is happened in a local damage.
在役炉管可以通过外观检查、表面硬度测试、表面金相分析等手段确定炉管各部位的损伤程度，炉管的失效往往发生在炉管损伤最严重的局部，因此，炉管的安全诊断应考虑不同位置的炉管组织性能的差异。
参考来源 - 通过微观组织分析进行在役炉管的安全诊断 Conducting the Safety Diagnosis of Furnace Tubes by Non·2,447,543篇论文数据，部分数据来源于NoteExpress
The laser hardening material can effectively improve the surface hardness and wear resistance.
认为激光硬化处理能够有效地改善材料的表面硬度和耐磨性。
The results showed that the steel after combined treatment had higher surface hardness and wear resistance, and prolonged the service life of cutting tool.
结果表明，该钢经复合处理后，具有较好的表面硬度和良好的耐磨性，显著地增加了刀具的使用寿命。
Tribological tests reveal that the friction coefficients of the nitrided samples are greatly reduced, and the surface hardness is remarkably improved at the same time.
摩擦学测试表明渗氮样品不仅摩擦系数大大降低了，而且表面硬度也获得了显著提高。
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