?6?5

 
????? ???????????????? ?????????????

?????????????? ????????? ?6?5

?????: ?6?5
?????????????: ????? ???????????????? ?????????????
??????????: ??? ???? ????? ???????? ??????????? ??? ????????? ???????????? ???????????? ??????????????? ??????; ??????????????? ??? ???????????? ??????????????? ???????????, ? ????? ???????????, ??????????? ? ???????? ??????????


?????????? ?????? ? % ????????? ?6?5.

C Si Mn Ni S P Cr Mo W V Co
0.82-0.9 ?? 0.5 ?? 0.5 ?? 0.4 ?? 0.025 ?? 0.03 3.8-4.4 4.8-5.3 5.5-6.5 1.7-2.1 ?? 0.5


??????????? ??????????? ????? ????????? ?6?5.

Ac1=815,  Ar1=730


 ????????? ????????? ?6?5 ????? ??????  HB=255