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45#鋼的熱處理問(wèn)題 |
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點(diǎn)評(píng)
去應(yīng)力是低溫回火吧?調(diào)質(zhì)是為了去應(yīng)力么?
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點(diǎn)評(píng)
很多企業(yè)想用常見(jiàn)便宜的材料,
45#的零件調(diào)質(zhì)完了 再高頻淬火 HRC59 ---理論上是可行的, 但HRC59 高了點(diǎn),表層類似合金工具鋼的硬度
45#是調(diào)質(zhì)鋼,是否該換材料,看實(shí)際使用情況
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點(diǎn)評(píng)
百度搜索---鑄鋼為什么要退火
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