tempering hardness

With the elevating of the tempering temperature, the hardness can be increased and the wear resistance will be decreased.

随着回火温度的提高，深冷处理后的试样硬度升高，但耐磨性降低。

Quenching Hardness Calculation and Tempering Hardness Characteristic of Cr-W-Mo-V Medium-alloy Steel

Cr-W-Mo-V中合金钢的淬火硬度计算及其回火硬度特性

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

The hardness increases again when tempering temperature is higher than 525 ℃.

回火温度超过525℃后，韧性又出现提高。

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。

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 tempering behavior model of relationship between tempering hardness and temperature was set up.

建立了回火硬度与回火温度关系的回火效应模型。

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

With the decrease of △ C from 0.31 to-0.12, the tempering hardness and red-hardness increase. but the toughness decreases;

随⊿C由0.31减小到-0.12，钢的回火硬度，红硬性上升，韧性下降；

When quenching plus tempering and tempering directly, the hardness and wear resistance of steels are increased with tempering temperature increasing. The highest hardness and wear resistance of steels appear at 560 ℃ three times tempering, and be equivalent with wrought high speed steels.

淬火+回火和铸态直接回火的高速钢随着回火温度的升高，硬度和耐磨性逐渐升高，在560℃三次回火时获得最高的硬度及室温耐磨性，且与锻造高速钢相当。

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。

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。

Under a low load of 50-100 N, there was not apparent influence of microstructure on wear loss. With increasing the load, the microstructures markedly affected wear loss. The wear loss increased with increasing tempering temperature and reducing hardness.

在50-100N的低载荷下，不同回火组织的磨损失重变化不大，随着载荷增大，回火组织对磨损失重有显著影响，磨损失重随着回火温度的升高和硬度降低而增加。

The changes of quenching and tempering hardness and the microstructure transformation of four kinds of Cr-W-Mo-V medium-alloy steels were investigated.

研究了4种不同成分的Cr-W-Mo-V中合金钢的淬火硬度、回火硬度变化和组织结构转变。

According to the tempering temperature and hardness curve, the redistribution of residual stress is associated with the transformation of residual austenite.

由回火温度与硬度变化曲线证实，残余应力重新分布是与残余奥氏体转变相关联。

The surface hardness may reach to the highest with tempering temperature at 550 ℃ for three times after quenching.

550℃高温回火三次，淬火后的表面硬度最高。

The relations between the tempering hardness and the temperature for hardened bearing steel and low alloy steel were studied.

研究了淬硬轴承钢及一些低合金钢回火硬度与回火温度的关系。

As the adiabatic shear bands form and develop, a series of changes in chip morphology occur which is mainly influenced by the cutting speed and the tempering hardness of workpiece material.

随着绝热剪切带的产生和发展，切屑形态发生了一系列转变，切削速度和工件材料回火硬度是影响这一转变过程的主要因素。

According to tempering hardness change, we analyze the effect of the change of microstructure and adverse transformation austenite on the temper hardness.

根据回火硬度的变化，分析了回火过程中组织转变及逆转变奥氏体对回火硬度的影响。