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2024-10-11
????? ?? ??????? ?????? H13 ?? 38CrMoAl? ??? ???????? ???????? ?? ???? ??????? ?? ???????? ?? ????? ????? (HRC56-HRC59)? ??????? ???? ?????? ??????? ????? ?? ????? ???? ?????? ?????? ???? ????? ??????? ?? ??? ??????? ????? ????? ????? ?? ?????? ?? ?????? ????? ?????? ?????? ?????? ??? ???????? ?????? ??????? ?????? ???? ???????? ?? ????? ?????? ????????? ??? ?????? ??? ????????? ??????? ????? ???? ????? ?? HRC1.6.