Effect of electric pulse on P510L steel
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摘要: 用不同的脈沖電流對P510L鋼進行了孕育處理,研究了不同的電脈沖參數對其宏觀組織和微觀組織的影響.結果表明,將處理過的鋼液在空氣中冷卻,晶粒明顯得到了細化、枝晶大大減少,經過電脈沖處理后的P510L鋼的珠光體形態發生了顯著的變化,片層間距明顯縮短.Abstract: Electric pulse was used to treat liquid P510L steel for modification and macrostructures. The microstructures at different electric pulse parameters were observed. It was showed that crystal grains were refined apparently and dendritic crystals were reduced obviously by means of air cooling. Pearlitic crystals in P510L steel were found after treated by electric pulse, and the distance between pearlitic crystals and lamina was shortened remarkably.
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Key words:
- P510L steel /
- electric pulse /
- modification
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