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金相組織についての議論

2019-12-17View Original

Thread Content

2.25Cr-1Moの組織は90%以上がベイナイトであり、ベイナイト組織の硬度は40~50HRCですが、2.25Cr-1Moの鍛造品の硬度はわずか170HB程度に過ぎません。なぜでしょうか
Reply #22019-12-17
おそらく熱処理されている。焼き戻し 退火した
Reply #32019-12-17
ベイナイト組織の硬度は40~50HRC
Reply #42019-12-30
異なる熱処理を施した材料の硬度や理化学的性質はそれぞれ異なる
Reply #52019-12-30
鍛造品は正常焼きなみで、主にパーライトから成り、ベイナイトよりも硬度が低い

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