·?????? ??????：???? > ???? ?????? > ????? ???? ???? > ???? ???? ??????
| ??????? ??????? ??????： ???：φ15-φ300 ???? ????? ??? ?????：L / D=15-46 |
| ?????? ?????：38CrMoALA(SACM645)1.8550 ????? ????? ???????? ??????? ??????? ????? ??????? ????? ??????? |
| ????? ?????：Ra0.4um |
| ???????：0.015mm/m |
| ????? ??????：950Hv |
| ???? ?????? ?????：0.5-0.7mm |
| ????? ????：2 ????? |
| ??? ??????? |
| 01.????? ?????? ????? ?????? ??????? ?????? ??????? |
| 02.?????? ????? ??????? ??????? ? ?????? ?????? ? ???? ????? ?????? (??????????????) |
| 03.?????? ???? ? ??????? ???? ?????? ???? ??????? |
| 04.??? ??????? ??? ??????? ????? ??????? |
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