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1)  hardness and impact toughness
硬度和冲击韧性
1.
The effect of heat treatment on hardness and impact toughness of polynary Copper alloy has been studied by means of metallographic,XRD,SEM/EDS,TEM and mechanical property test.
文章通过金相、X射线衍射(XRD)、扫描电镜(SEM/EDS)及透射电镜(TEM)和力学性能分析方法研究不同热处理工艺对含多元合金元素铜合金硬度和冲击韧性的影响。
2)  impact toughness and hardness
冲击韧度和硬度
1.
The result shows that the impact toughness and hardness of the cast hot-work die steel reaches the best value (72.
研究了热处理工艺对铸造 3Cr2 Mo WVNi热锻模具钢冲击韧度和硬度的影响 ,结果表明 :试验钢在 10 5 0℃淬火 ,6 5 0℃回火下 ,冲击韧度和硬度达到最佳值 ,分别为 72 。
3)  impact toughness
冲击韧度
1.
Effect of impulse and bedding on impact toughness of coal;
冲量及层理对煤块冲击韧度的影响
2.
Effect of prestrain on impact toughness and ductile-brittle transition temperature of welded joint;
预应变下焊接接头冲击韧度及韧—脆转变的分析
3.
Experimental research on relationship between impact toughness and impact penetrant specific energy of frozen soil;
冻土冲击韧度与凿碎比能关系的试验研究
4)  toughness [英]['tʌfnis]  [美]['tʌfnɪs]
冲击韧度
1.
Effect of welding thermal cycle on toughness of continuous casting steel center;
焊接热循环对连铸钢中心冲击韧度的影响
2.
The study shows that the addition of rare earth La has great influence on the microstructure and toughness and wear resistance of tin bronze.
研究发现:稀土La的加入量对锡青铜显微组织、冲击韧度和耐磨性影响较大,当w(La)=0。
3.
The effects of heat treatment process on retained austenite,hardness,toughness and wear resistance of high vanadium high speed steel were studied,and the optimal heat treatment process for abrasive wear was acquired.
研究了热处理对高钒高速钢残留奥氏体、硬度、冲击韧度及磨粒磨损性能的影响,筛选了适用于磨粒磨损工况的热处理工艺。
5)  toughness index
冲击韧性
1.
The relationship between toughness index of synthetic diamond and crystal quality was studied by measuring with toughness index apparatus and diashape system.
采用冲击韧性仪和Diashape系统对不同品级的金刚石样品进行冲击韧性和晶体品质测定,探讨金刚石冲击韧性与品质参数之间的相关性。
2.
Now, the examination of toughness index for synthetic diamond has already been carried out in mach enterprises of China, However, there is still a big difference in quality performance examination of synthetic diamond in comparison with international advanced level .
目前 ,我国金刚石冲击韧性的检测已在许多企业进行 ,但是人造金刚石的质量和性能以及检测方法和标准与国际先进水平相比 ,仍存在差距 ,为了适应国际市场的需求 ,提高金刚石的产品质量 ,并尽快与国际先进标准接轨 ,研究并制定人造金刚石的冲击韧性检测标准是非常重要
3.
The relationship between toughness index of synthetic diamond and crystal quality was studied by measuring with toughness index apparatus and diashape system.
采用冲击韧性仪和 Diashape 系统对不同品级的金刚石样品进行冲击韧性和晶体品质测定,探讨金刚石冲击韧性与品质参数之间的相关性。
6)  impact toughness
冲击韧性
1.
Study of the impact toughness of cemented carbide-steel 45 wear resisting composite;
硬质合金-45钢双金属复合耐磨材料冲击韧性研究
2.
Factors influencing the measuring of impact toughness of PDC by dropping objects;
落锤法测定PDC抗冲击韧性的影响因素
3.
Impact Toughness and Micro-Sub-Structure of a New Stainless Bearing Steel 6Cr14Mo;
新型不锈轴承钢6Cr14Mo冲击韧性与显微亚结构
补充资料:冲击韧性
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性质:表征材料抗冲击性的物理量。简支梁和悬臂梁冲击试验中,在冲击负荷作用下试样破坏时吸收的能量与其截面积之比(kJ/m2)。试样可以无缺口或有缺口;有缺口试样可降低破坏时所需之能量,称缺口冲击强度,截面积是缺口底部的截面积。该指标是材料的一项重要性能,有时也称抗冲强度或冲击韧性。另外也还有许多其他的抗冲击的试验方法以测定专指的一些抗冲击性能。例如:落锤冲击、落镖冲击等。冲击强度随升温而增大,尤其是在玻璃化温度附近。结晶时,特别是生成大尺寸的球晶结构往往使冲击强度降低。加入橡胶类聚合物等增韧剂则可提高冲击强度。

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