细化晶粒对于提高材料的强韧性有利；
The fine grains helped to improve the strength and hardness of the material.
马氏体铸态高铬铸铁具有良好的抗磨、耐蚀和强韧性。
As cast martensite high chromium white cast iron has good wear resistance and high impact toughness.
界面力学是异种材料连接界面强韧性设计的理论基础。
Interface mechanics is fundamental of the design in interfacial bonded dissimilar materials.
试验结果表明：带状组织的分布对焊缝强韧性影响较大。
The test results show the band structure distribution has great influence upon the strong toughness of welded pipe seam.
正火态与调质态母材相比，后者可得到强韧性较高的接头。
Being compared with the normalized steel, the quenched and tempered steel can led to a joint with higher strength and toughness.
研究了粉末烧结双相不锈钢及其时效后的相结构和强韧性。
The phase structure and high toughness of powder sintered biphase stainless steel and after its ageing have been studied.
从而改变了此钢按细化晶粒度控制强韧性的工艺指导思想。
Therefore, the technological guide-thought to control tough-strength properties of the steel according to fining its grain size should be corrected.
根据强韧性匹配原则，最终确定了适宜的热处理工艺参数。
The proper heat treatment parameters are firmed according to the principle of matching for strength and toughness.
试验结果表明，低温淬火工艺可使外套圈获得优良强韧性与耐磨性。
Test showed that the low temperature quenching process may cause the outer rings to have excellent and stable strength, toughness and wear-resistance.
本钢种无需经过任何热处理，经锻轧后空冷就能达到较好的强韧性。
The steels can obtain better strength and toughness by subsequent air cooling after hot forging or rolling without any heat treatment.
采用TM CP工艺，靠晶粒细化和析出强化保证了钢材的强韧性。
Adopting TMCP technique, the steel is assured to have strong toughness owing to grain refining and precipitation strengthening.
以铜合金球墨铸铁制造高强韧性车用480高速柴油机曲轴的研究表明。
A high strength and ductility copper alloyed ductile iron used in making 480 diesel engine crankshaft -was studied.
贝氏体球墨铸铁由于具有优异的强韧性能和耐磨性能已得到广泛的应用。
The bainite ductile cast iron has been widely used because of its excellent combination of hardness, toughness and wear properties.
简述了重载、速铁路运输需要高强韧性钢轨——全长热处理钢轨的必要性。
Heavy haul and high speed railways require high strength, tough rail heat treated rails.
实验结果表明，铌能增加扩散层深度、硬度及耐磨性，提高渗层的强韧性。
The results of experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrix steel.
在高压适型线生产中，获得铸态条件下生产强韧性神花轿车球铁曲轴的生产工艺。
The production method of as-cast high strength and toughness ductile iron crankshaft for "Shenlong" brand car with high pressure moulding line was finally determined.
从而可以得到既有良好的强韧性及耐磨性，又有工艺简单、价格低廉的耐磨材料。
The obtained material has the advantages of ideal strength and toughness, good wear-resistance and low cost by simple process.
HAZ组织中IAF相对数量及晶界铁素体的形态是影响HAZ强韧性的决定性因素。
The relative amount of IAF and the morphology of grain boundary ferrite in HAZ were the decisive factors affecting the strength and toughness of HAZ.
刀尖是刀具中最薄弱的环节，提高刀尖及切削刃的强韧性对改善刀具切削性能尤其重要。
So improvements of the obdurability of the tool tips and cutting edges are very important to better the cutting property of the end mill.
钢含磷量提高到0．9％以上，控制钢丝的热处理制度，使过共析钢丝强韧性显著提高。
The strength and tenacity of super-eutectoid steel wire have been improved notably by increasing the carbon content of the steel to more than 0.9% and controlling the heat-treatment system.
显微组织分析证明：止裂处出现了强韧性极高的超细化组织，改善了裂尖处的机械性能。
The analysis on microstructure showed that the super fine structure appeared at crack arresting area, the mechanical properties were improved.
含钴高速钢采用特定的热处理工艺处理，可充分发挥材料的潜在性能，显著提高其强韧性。
Special heat treating process will bring latent properties of high speed steel with Co into full play and obviously improve its strength and toughness.
解释了2091合金比其他牌号铝锂合金具有更好的强韧性和塑性综合性能指标的原因。
The reason why 2091 alloy has the higher ductility and mechanical properties than other kinds of Al-Li alloys is given in some extent of detail.
适当控制硅、锰含量、并加入稀土元素进行变质处理，可得到具有较高强韧性的耐磨锌合金。
If si and Mn element are added in suitable proportion, and re is added to inoculation, the wear-resisting zinc alloy with a go...
为了弥补目前压铸铝合金强韧性不足，进行了高强韧铝铜系合金的压铸及热处理的试探性研究。
In order to improve the mechanical properties of die cast aluminum alloy, trials of study on die cast and heat treatment of Al-Cu alloy which is of high strength and ductility have been carried out.
为了弥补目前压铸铝合金强韧性不足，进行了高强韧铝铜系合金的压铸及热处理的试探性研究。
In order to improve the mechanical properties of die cast aluminum alloy, trials of study on die cast and heat treatment of Al-Cu alloy which is of high strength and ductility have been carried out.
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