????H13??Щ

????H13?????????????????????????????????????1???и??????????????????2????????????????????????????????3????????е?????????????????????????????????????н??????4??????????????ж??????????????(5)???????????п????????????????????540??(1000?H???????????(???????????540??)??(6)???????????С??(7)?е???????????????(8)?е???????????????????????????????????????????????????????????????????????????????????????????????????????

????H13????C-Cr-Mo-Si-V???????????????????????????????????????????????????????о???????????о???????????????????????????????????????????????????????е???????????????????Rm??1550MPa?????????????0.005%????0.003%??????????????13J?????????NADCA207-2003?淶???:????(premium)H13??????????0.005%???????(superior)0.03%S??0.015%?С??0.03%P????????????H13??????

?????

????????AISI H13??UNS T20813??ASTMH13??FED(???°汾) QQ-T-570H13???????(0.32~0.45)%????????H13??????Χ?????X40crmov5-1??1.2344???????(0.37~0.43)%??????????DIN17350??X38crmov5-1???????(0.36~0.42)%?????SKD 61??????(0.32~0.42)%??GB/???й?T 1299??YB/T 4Cr5MoSiv1??094?? 4Cr5Mosiv1??????(0.32~0.42)%??(0.32~0.45)%??????SKD61??AISI H13????????????????Э??NADCA 207-90??H13????207-97??207-2003?淶?е??????(0.37~0.42)%??

?????????????????????????????????????????????????????????H13??????????55HRC????????????????е???????????????????????????????????????????е???????????????????????????塣?????????????????????????????????????????漲??????????????????????????????????????????????????????????????????????????????????????????巋???????????????????е?C????????????

????H13???5%Cr????н????????????C????????????γ??????????C??????????????Woodyatt ??Krauss?????870???Fe-Cr-??C?????????H13??λ????????A???A M3C M7C3)?????????紦λ?úá??????C??????0.4%(???1???)????л??????????C??Cr??????M7C3????A2??D2????н?????????????????????????????????????C??????????MS?????????????????H13???MS???????????????340???????????????????????????????????????????C?????????????????t??????????????????????????????????????????????·????仯??Σ???????????е??????仯??????????????λ????δ?????У????????????????????????塣???????H13??????????????????????????M ??????M ??????A??????????????????????????????????????????????????????????????????????????????????????????????????????????????ο?????[11]??????????????H????????????????????????????????????????????0.4%???????漲??????????????????????????±???????????????????￡????????????????????Щ?????????????????????????1550mpa???C?????0.3%-0.4%??H13?????Rm???????????1503.1MPa(46HRC)??1937.5MPa(51HRC)??

??????FORD??GM???????????TQ-1??Dievar??ADC3????е?C?????0.39%??0.38%????????????????????1?????????????п????????

????????漲???????????????????????????H13?????????????Mo??????????????????????????????????????????????н????

????H13??Щ

????H13?????????????????????????????????????1???????????????????????2????????????????????????????????3????????е??????????????????????????????????????н????(4)????????????ж????????????(5)???????????п????????????????????540??(1000?H???????????(???????????540??)??(6)???????????С??(7)?е???????????????(8)?е???????????????????????????????????????????????????????????????????????????????????????????????????????

????H13????C-Cr-Mo-Si-V???????????????????????????????????????????????????????о???????????о???????????????????????????????????????????????????????е???????????????????Rm??1550MPa?????????????0.005%????0.003%??????????????13J?????????NADCA207-2003?淶???:????(premium)H13??????????0.005%???????(superior)0.03%S??0.015%?С??0.03%P????????????H13??????

?????

????????AISI H13??UNS T20813??ASTMH13??FED(???°汾) QQ-T-570H13???????(0.32~0.45)%????????H13??????Χ?????X40crmov5-1??1.2344???????(0.37~0.43)%??????????DIN17350??X38crmov5-1???????(0.36~0.42)%?????SKD 61??????(0.32~0.42)%??GB/???й?T 1299??YB/T 4Cr5MoSiv1??094?? 4Cr5Mosiv1??????(0.32~0.42)%??(0.32~0.45)%??????SKD61??AISI H13????????????????Э??NADCA 207-90??H13????207-97??207-2003?淶?е??????(0.37~0.42)%??

?????????????????????????????????????????????????????????H13??????????55HRC????????????????е???????????????????????????????????????????е???????????????????????????塣?????????????????????????????????????????漲??????????????????????????????????????????????????????????????????????????????????????????巋???????????????????е?C????????????

????H13???5%Cr????н????????????C????????????γ??????????C??????????????Woodyatt ??Krauss?????870???Fe-Cr-??C?????????H13??λ????????A???A M3C M7C3)?????????紦λ?úá??????C??????0.4%(???1???)????л??????????C??Cr??????M7C3????A2??D2????н?????????????????????????????????????C??????????MS?????????????????H13???MS???????????????340???????????????????????????????????????????C?????????????????t??????????????????????????????????????????????·????仯??Σ???????????е??????仯??????????????λ????δ?????У????????????????????????塣???????H13??????????????????????????M ??????M ??????A??????????????????????????????????????????????????????????????????????????????????????????????????????????????ο?????[11]??????????????H????????????????????????????????????????????0.4%???????漲??????????????????????????±???????????????????￡????????????????????Щ?????????????????????????1550mpa???C?????0.3%-0.4%??H13?????Rm???????????1503.1MPa(46HRC)??1937.5MPa(51HRC)??

??????FORD??GM???????????TQ-1??Dievar??ADC3????е?C?????0.39%??0.38%????????????????????1?????????????п????????

????????漲???????????????????????????H13?????????????Mo??????????????????????????????????????????????н????