The results shows that the failure parts has high silicon content and uneven hardness , the impact toughness and elongation is far below the specification of the material.
结果发现,失效件的硅含量偏高、硬度值很不均匀,冲击韧度和伸长率远低于材质要求,因而导致脆断。
The wear mass loss is high when the abrasive medium has high hardness, multilayer coating shows better wear properties than single-layer coating in the effect of biggish load.
磨料的硬度较高时,涂层的磨损质量损失较大,与单层涂层相比,多层涂层在较高载荷作用下具有较好的抗磨损性能。
The experimentation shows that hardness and wear show non linear relation. The rate of wear depends on many factors.
试验表明硬度与其磨损率呈非线性关系,磨损率是由多因素决定的。
It shows that the composites' tensile strength and elongation decrease while the hardness and friction coefficient increase with the addition content of graphite.
结果表明,随着石墨添加量的增加,复合材料的抗拉强度和伸长率逐渐下降,硬度逐渐上升,摩擦系数逐渐变大。
It shows that the hardness of laser overlaying advance 2 times, the resistance to abrasion advances 5 times.
分析表明激光堆焊层硬度提高了2倍,耐磨性提高了5倍,耐蚀性能满足应用要求。
The experiment shows that it can improve metal surface hardness and prolong service life of parts and increase the stress.
经试验证明可以大大提高金属表面的硬度、零件的使用寿命及其受力情况。
The experiment result shows that quenching by laser can increase the hardness of the matrix surface by 4-5HRC and extend the matrix life by over 20%.
试验结果表明,激光淬火可使凹模型腔表面硬度提高4~5HRC ,凹模寿命提高20 %以上。
This test shows that it is a simple and non-destructive method to determine surface brittle cracking sensitivity by Vicker′s hardness method.
说明了维氏硬度压痕法是一种测定表面开裂敏感性简便易行的方法。
The test results shows that there is a linear relationship between Brinell Hardness and the machinability of cast iron with homogeneous microstructure or tiny carbides.
经测试发现,铸铁的组织均匀和碳化物细小时,其布氏硬度与机械加工性能之间呈线性关系。
The results showed that under the action of asymmtric alternating current the Fe-deposit shows columnar crystallines with low hardness and high plasticity.
结果表明:在交流电作用下镀层呈柱状结晶,表现出低硬度和高塑性。
The result shows that the argon gas can effectively decrease the hardness gradient and improve the thermal fatigue behavior of ion nitriding steel H13.
结果表明:氩气能有效降低渗层的硬度梯度,提高离子渗氮h 13钢的热疲劳性能。
The result shows that the RE make CCT curve move towards right and hardness of steel increases at same rate of cooling.
结果表明:稀土使钢的过冷奥氏体转变曲线右移,在同样冷却速度下,加稀土钢的硬度增加。
The result shows that hardness of diamond film is related to not only crystal growth direction but also thickness.
结果显示金刚石膜的硬度不仅与晶体生长方向和晶粒大小有关,还与厚度有关。
Materials and surface coatings Table 1 shows the composition and hardness values of various materials and coatings used for this application.
材料和表面涂层表1显示了各种材料和涂料用于此应用程序的组成和硬度值。
Mechanical performance test result shows that the effect of electromagnetic stirring can significantly increase the hardness and mechanical properties of AZ31 alloy, but elongation change little.
力学性能试验结果表明,电磁搅拌作用下,AZ31镁合金的布氏硬度、抗拉强度明显提高,但伸长率变化不大。
The result shows that wheat hardness test system is Good real-time and high stability.
运行结果表明小麦硬度检测系统能实时性好、稳定性高。
The relationship among the diameter and dispersity of the carbide and the hardness of the annealed H13 steel shows that when the volume of the carbide is constant, hardness is the.
对H 13钢退火碳化物颗粒的平均直径、弥散度与硬度的关系的研究表明,在碳化物体积分数一定时,硬度是碳化物颗粒平均直径的函数,颗粒直径越大,退火硬度越低。
The hardness testing shows that hardness of uniform zone is tending to be uniformity and the average hardness is continuous to increase.
锻坯硬度分布测试表明随着近等温锻造变形量的增大,均匀变形区域的硬度变化基本趋于均匀一致,且硬度平均值也在不断增高;
The result shows that the hardness of rock is the key factor that decides whether sanding or not.
研究表明,岩石强度是决定储层是否出砂的决定性因素。
The coating shows quick drying property, high hardness and excellent comprehensive performances. The application prospect thereof is wonderful.
该水性氨酯油干性快、 硬度高、综合性能优异,应用前景广阔。
The coating shows quick drying property, high hardness and excellent comprehensive performances. The application prospect thereof is wonderful.
该水性氨酯油干性快、 硬度高、综合性能优异,应用前景广阔。
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