锻造工艺不当也会出现晶粒大或不均,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.
激光相变硬化机理主要是马氏体强化和晶粒细化。
The mechanism of laser hardening is martensitic hardening and grain refining.
本文研究了微量元素钒、钛在非调质钢中的析出硬化作用和细化晶粒作用。
The precipitation hardening effect and the grain refining effect of trace elements vanadium and titanium in microalloyed steels were researched on.
对材料硬度、硬化层深度、晶粒大小、极限强度等主要采用电磁检测和超声检测。
Electromagnetic testing and ultrasonic testing are the main points for materials hardness, hardness depth, crystallite size, limiting intensity etc.
研究发现,钛含量增加,使钢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.
结果表明 ,晶粒尺寸对应变硬化率及断裂行为有显著的影响 ;
The results show that the grain size have a obvious influence on strain-hardening rate and fracture behavior.
结果表明 ,晶粒尺寸对应变硬化率及断裂行为有显著的影响 ;
The results show that the grain size have a obvious influence on strain-hardening rate and fracture behavior.
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