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????? ?????: ??????? ????? ???? ??-???? ???? ?????? (CNC) ?? ?????? ????? ?????? ???? ????, ????? ??? ???? ?? ??? ?????? ???? ???? Ra ?? ??? 1.6. ???? ????? ????? ???? ????, ????? ????? ???? ?????? ???? ????.

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????? ?-40Cr ?? 42CrMo ????? ?????, ???? ?????? ?????? ???? ??????????, ?????, ????? ???????, ?????????, ????? ???? ??????, ????? ????? ?? ????? ?????? ????? ?? ??????? ??? ????? ??? HRC58- HRC62, ????? ????? ?????? ????? ?????? ?? ?????? ???????.

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2024-10-11

????? ????? 40Cr, ?????? ?????? ??????? ??????, ????? ????? ??, ????? ??????? ??? HRC30-35, ????? ????? ?????? ?????, ?????? ????? ??? ?????? ?? ????? ????? ???? ???? ?????, ?? ??? ????? ?? ????? ???????.

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