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?????, ?????, ????? ???' ?? ?????? ???????? ?????? ????? ????? ?????, ??? ?????? ???? ?? ??? ?????? ?? ????? ???????? ?? ????? ??????.
??? ????? ??????? ????? ????? ??????, ????? ???????? ????? ?? ?????? ?????? ??? ?? ?????, ?? ??? ????? ??????? ???????.
????? ??????, ????? ?????? ?? ????? ?????????? ??? ?????? ?-6 ??????? ?????:
????? ??????? (?????? ????) ?????.
??? ???????? ????? ?????? ????? ???????, ???????? ???? ????? ??????? ????? ?????? ??????? ??????. ???? ?? ???? ????? ???? ????? ????? ?? ??????? (???????? ???? ???? ?? ?????). ?? ??? ?????? ?????? ???? ?? ???????, ?? ????? ????? ????? ???????, ????? ?? ??????, ????? ?? ??? ??????.
???? ????? ???? ?????? ??????? ???? ??? ????? ????? ??? ??? ?? ???? ????? ?????, ???...
2. ????? ???? ?????? ?? ???????
????? ?????? ?? ???? ?????? ??????? ?????? ?????? ????? ???? ?????, ??? ???????? ??????? ????, ?????? ?????, ????? ????? ????, ????? ????? ??????. ??? ????? ????? ?? ???? ???? ????, ???? ??? ???? ?? ???? ????? ?????? ????? ??????? ????? ?????, ??? ????? ???? ???????? ?? ????? ??? ???? ??????? ??????.
?????, ????? ?? ????? ????? ????? ????? ???? ???? ???? ??? ????? ????? ????, ?? ??????? ????? ????, ??????? ????? ???? ????.
3. ??? ????? ????? ?? ??????
???? ??????, ????? ???? ?????? ????. ??? ???????? ??????? ??????? ????? ?????? ??????, ?? ???????? ?? ?????? ????? ?? ????? ????.
4. ???? ?????? ?? ????
???? ????? ???? ?? ???? ??????, ???? ????? ??? ????, ?? ???, ??? ???? ???? ????... ???? ???, ???? ???? ????? ??? ???? ?? ???? ?????? ???? ???? ??????, ???? ???? ?? ?? ???? ???? ???, ?? ???? ?????? ??? ???? ????? ?? ??? ????? ????, ?
5. ?????? ?? ???????
1) ???? ???, ???? ????? ???? ????? ?????? ????? ???????? ???? ???? ?? 350 ?"?, ?????? ?????? ???? ???? ?? 320 MPa, ??? ?????, ???? ????.
?? ?????? ???? ???? ??????? ??????? ?????? ????? ????? (????? ??? ??? ?? ???? ???????? ???? ???), ?? ?????? ?????? ????? ???? ??????? ??? ???.
2) ?? ???? ?????? ?????? ?????? ?????? ???? ???, ???? ??????? ??? ?? ????? ??? ?? ?????? ?????, ?? ?????? ????? ??? ?? ?????.
3) ?? ?????? ?????? ?? ????? ????? ???, ??? ?????? ?? ??????? ?????? ???? ???? ????, ?????? ????? ???? ???? ?? ??. ???, ?? ???? ????? ??? ?????? ????? ????? ?????; ?? ????? ?????? ?????? ?????. ???????? ?????? ?????? ?? ?????? ??? ??? ????? ??? ????? ?? ?????? ??? ??????.
6. ????? ??????? ?? ??????
??? ????? ?????? ?????, ????? ???????? ???? ????? ??? ????? ?? ????? ??????? ?????? ??? ???? ?????? ????.
????, ?? ?????? ?????? ?? ????? ????? ??????? ?? ????, ???? ?????? ???? ??????? ??"?, ????? ?????? ?????? ?????? ?? ????? ????? ??????? ??????, ?????? ????? ???? ??????? ?????, ??????? ?? ?????? ????? ?????, ???? ????? ??????? ????? ????? ?? ???????.
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