• 锻造工艺不当出现晶粒不均硬化裂纹现象,锻造成本高于铸造法兰

    Improper forging process will also appear large grain or uneven, hardening crack phenomenon, forging cost is higher than the casting flange.

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  • 激光相变硬化机理主要马氏体强化晶粒细化

    The mechanism of laser hardening is martensitic hardening and grain refining.

    youdao

  • 本文研究微量元素非调质钢中的析出硬化作用细化晶粒作用。

    The precipitation hardening effect and the grain refining effect of trace elements vanadium and titanium in microalloyed steels were researched on.

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  • 材料硬度硬化层深度晶粒大小极限强度主要采用电磁检测超声检测。

    Electromagnetic testing and ultrasonic testing are the main points for materials hardness, hardness depth, crystallite size, limiting intensity etc.

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  • 研究发现含量增加,使中获得细小沉淀物的弥散分布,细化晶粒增强时效硬化从而提高该钢的抗拉强度

    The results showed that as the content of Ti increasing , fine precipitates distribute dipersely, grain fine and age - hardening enhanced in the steel, so tensile strength in this steel is improved.

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  • 结果表明晶粒尺寸应变硬化断裂行为显著影响

    The results show that the grain size have a obvious influence on strain-hardening rate and fracture behavior.

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  • 结果表明晶粒尺寸应变硬化断裂行为显著影响

    The results show that the grain size have a obvious influence on strain-hardening rate and fracture behavior.

    youdao

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