tempering hardness的例句大全

Then hardness of coatings and substrate was measured. By means of bend-rotation fatigue tests, fatigue strength of coating and uncoating specimens was compared after hardening and tempering.

然后测量涂层和基体的硬度，并通过采用旋转弯曲疲劳试验比较涂层试样与未涂层试样的疲劳强度。

Hardness and strength of the substrate of vacuum melting Ni based alloy-WC composite coating is low. After hardening and tempering, hardness and strength of the substrate was increased.

经过真空熔烧Ni基合金+WC复合涂层的45钢基体的硬度和强度都很低，为了提高基体的硬度，对涂层后的材料进行调质处理。

Regressive computation between tempering parameters and hardness of cold rolling work rollers

冷轧工作辊回火工艺与硬度的回归计算

After tempering, the hardness and antibacterial property first increase then decrease with the increase of tempering temperature.

回火后，随回火温度的升高，硬度和抗菌率均呈先增大后减小的趋势；

The effect of following factors on thermal fatigue resistance of GJW50 steel-bonded tungsten carbide, such as, austenitizing temperature, tempering temperature and hardness, has been studied.

研究了奥氏体化温度，回火温度及硬度对GJW50碳化钨钢结硬质合金热疲劳抗力的影响。

The results showed that two of surfacing layers under 850 ℃ air cooling, 850 ± 5 ℃ oil cooling and 400 ℃ tempering had higher hardness and better wear corrosion resistance, and the technological processes were simplified as well.

结果表明，两种硬质合金堆焊层经850℃空冷、850±5℃油淬+400℃回火后，均具有较高的硬度和优异的耐腐蚀磨损性能，且简化了表面处理工艺。

The connection between low temperature tempering parameters and hardness of the cold rolling work rollers after 50/ 250 Hz double frequency induction quenching is introduced A strong negative linear correlativity between the tempering parameters and hardness is shown by regressive equation computation

介绍冷轧工作辊经50/250Hz双频感应淬火后低温回火工艺与硬度的关系，揭示了二者之间的规律，并用回归方程计算方法阐明回火工艺与硬度之间存在强负线性相关关系