Inclusion is harmful to impact toughness.
钢中夹杂物对冲击韧性不利。
We research and manufacture impact toughness cement additive.
研制出了抗冲击韧性水泥外加剂。
The impact toughness decreased with decreasing the cooling speed of quench and temper.
结果表明：随着淬火和回火冷却速率的减慢，材料的冲击韧度下降；
Through heat treatment, material hardness and strength increase, but impact toughness decreases.
热处理后，材料的硬度和强度均有提高，但冲击韧度下降。
The CTOD toughness can be used as the basis to amend the conventional impact toughness criterion.
CTOD性能可作为修订常规冲击韧性标准的依据。
The effect of hot deformation amount on impact toughness for Vanadium white cast iron was studied.
研究了热变形量对钒白口铸铁冲击韧性的影响。
As cast martensite high chromium white cast iron has good wear resistance and high impact toughness.
马氏体铸态高铬铸铁具有良好的抗磨、耐蚀和强韧性。
The results indicate that impact toughness of alloy will descend with ageing Treatment temperature increasing.
结果表明，随着时效温度的升高，冲击韧性呈下降趋势。
The scratch strength tester has been improved in the paper, which can measure the impact toughness and has two uses.
对刮痕强度试验机进行适当的改进，就可测量芯砂的冲击韧性，并使一机两用。
The investigation on CBN crystals' properties indicated that the obtained CBN crystals are of high impact toughness.
对所得立方氮化硼单晶体的性能考察表明：这种立方氮化硼晶体具有较高的冲击韧性。
The results show that the impact toughness of frozen silt increases in nonlinear with the increase of pendulum impulse.
试验结果发现冻土的冲击韧度随冲量的增加而呈非线性增加趋势。
The results show that RE additive may improve considerably the impact toughness and has little effect on hardness of steel T10.
试验表明，在T（10）钢中添加稀土元素对硬度没有明显的影响，但能显著改善该钢的冲击韧性。
Core of large roller cold upsetting die made of ld steel has more ideal hardness, strength, anti wear capacity and impact toughness.
采用LD钢制造大型滚子冷镦模具的模芯，具有较理想的硬度、强度、耐磨性和冲击韧性。
On mechanical properties, the strength was raised obviously, fatigue property was unchanged, impact toughness and ductility were reduced.
在性能方面，强度被显著地提高，机械疲劳性能变化不明显，冲击韧性和塑性降低。
The impact toughness and fracture toughness of the composite samples decrease after adding jute fibers when compared to pure polypropylene.
黄麻纤维掺入聚丙烯导致黄麻纤维增强聚丙烯试样的冲击韧性摘要与断裂韧性下降。
Alloys prepared by using WC powders with higher preparation temperatures are proven to have high impact toughness and good utility properties.
高温制取的wc粉所配制的合金具有高的冲击韧性和良好的使用性能。
MIM fabrication is ideal where near-full density, high impact toughness, fracture toughness, and fatigue and corrosion resistance are required.
MIM制造是理想，要求接近全密度、高冲击韧性、高断裂韧性、耐疲劳和耐腐蚀性。
Adopting forging method and proper heat treatment after forging can improve significantly the impact toughness of chromium alloy white cast iron.
利用锻造方法并结合锻后适当的热处理工艺可大幅度提高铬合金白口铸铁的冲击韧性。
By purifying the alloy melt, refining matrix grain and carbide, it is possible to increase the impact toughness of the Cr-alloyed white cast iron.
通过净化合金液，细化基体晶粒，细化碳化物可使铬合金白口铸铁的冲击韧性提高。
The effect of different steelmaking processes on mechanical properties of steel, especially on impact toughness of steel for drill color has been studied.
研究了冶炼工艺对钢力学性能的影响，特别是对钻铤用钢冲击性能的影响。
The effect of normalizing on microstructure, strength, impact toughness and ductile-brittle transition temperature of FAS390Q axle housing steel was studied.
研究了正火处理对FAS390Q桥壳钢显微组织、强度、冲击韧性和韧脆转变温度的影响。
The impact toughness of larch wood can be improved in some microwave irradiation experiments, which is arisen from the release of growth stress of larch wood.
有时高强度微波处理能够使落叶松木材的冲击韧性有所提高，这与木材内部的生长应力一定程度的释放有关。
With increasing corrosion time the impact toughness of high Mn steel obviously decreased. The major mechanism was effect of the caustic embrittlement cracking.
随着热强碱腐蚀时间的延长，高锰钢的冲击韧度明显降低，碱脆开裂是造成高锰钢冲击韧度下降的主要原因。
The influences of chromium content on the hardness, impact toughness and corrosion resistance of low carbon alloy steel were studied using om and hardness tester.
利用光镜、显微硬度计研究了铬含量对低碳合金钢组织、硬度、冲击韧度及耐均匀腐蚀性的影响。
The mechanical properties such as fatigue, transverse impact toughness and anisotropic properties of steels treated with Ba-containing alloys are remarkably improved.
经含钡合金处理的钢材力学性能，如疲劳、横向冲击韧性和各向异性可得到显著改善。
It was found that the purity had greater influence on impact toughness than on strength. The impact toughness had been obviously improved with the increase of purity.
发现洁净度对钢材冲击韧度的影响要高于对强度的影响，提高洁净度可以大幅度提高钢材的冲击韧度。
The quenched and tempered steel WH80Q offers high strength, excellent low temperature impact toughness, lamellar tearing resistance and lower aging sensitivity factor.
舞钢研制开发的调质钢wh80 Q具有高强度、良好的低温冲击韧性、抗层状撕裂性能、较低的时效敏感性系数。
The corrosion weight loss rate and impact toughness of high Mn steel in hot concentrated caustic solution were studied by using immersed corrosion, impact test and SEM.
采用浸泡腐蚀试验和腐蚀前后的冲击试验并借助于扫描电镜观察，研究了热强碱介质中高锰钢的腐蚀速率和冲击韧度。
The influence of temperature on impact toughness increases with increase of impulse, and is quite smaller than the influence of impulse in the range of test temperature.
温度对冲击韧度的影响随冲量的增加而加大。在试验温度范围内温度的影响远远小于冲量对冲击韧度的影响。
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。
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