Report - 通用耐蝕塑膠模具鋼 （33HRC預硬型‧48HRC淬硬型）中文)A4.pdf · 通用耐蝕塑膠模具鋼 （33hrc預硬型‧48hrc淬硬型） ... 達高硬度化：48hrc（1030℃淬火）

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