DC53的中國名稱叫什么吖？
[quote]??￥???? DC53???????????????????????????????????JIS??SKD11??????AISI-D2???????? DC53????????1100~900??C?????????830~880??C?????????????255HB???????????1020~1040?? ...
DC53??????????Cr8Mo1VSi??????.????????SLD8, K340 DC53????????, ￥???????????.
2# ???????????????????￡?????????????????лл??
??￥???? DC53???????????????????????????????????JIS??SKD11??????AISI-D2???????? DC53????????1100~900??C?????????830~880??C?????????????255HB???????????1020~1040??C/???????????????????????520~530??C??????????????62HRC????
2# ???????????????????￡?????????????????лл??
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