??? ??? ???? ??? ?????? ???????? ????? ????????? ? ???? ???? ??? ?????? ????? ? ???? ???? ??? ????? ?????? ? ???? ???? ??? ???? ?????.

? ??? ????? ??????? (???) = 0.00617 ??? ?????

? ??? ?????? ???? (???) = 0.00785 ??? ????? ??? ????? ???

? ??? ?????? ????? (???) = 0.0068 ??? ??? ????? ??? ??? ??? ?????

? ??? ?????? ???? (???) = 0.0065 ??? ????? ??????? ??? ????? ??????? ?????

? ??? ???? ??????? (???) = 0.00617 ??? ?????? ??? ?????

? ??? ?????? ?????? (???) = 0.00785 ??? ??? ??????

? ??? ???????? ????????? (???) = 0.02466 ??? ?????? (OD - ??? ??????) ?????

? ??? ?????? ????????? (???) = 7.??? ???????

? ?????? ????? R001 0.0089 ??? ????? ???????

? ??? ???? ????? ???? (???) = 0.0085 ??? ????? ???????

? ??? ???? ????????? ?????? (???) = 0.0028 ??? ????? ???????

? ??? ???? ?????? ??????? (???) = 0.0077 ????? ??????? ??? ????? ??????? ?????

? ??? ???? ?????? ??????? (???) = 0.00736 ????? ??????? ??? ????? ??????? ?????

? ??? ???? ????????? ??????? (???) = 0.00242 ????? ??????? ??? ????? ??????? ?????

? ??? ??? ?????? (???) = 0.0089 ??? ????? ??????

? ??? ??? ?????? (???) = 0.0085 ??? ???? ???

? ??? ??? ?????????? (???) = 0.00171 ??? ???? ??? 11717277984001 ? ??? ????? ????? ??????? (???) = 0.028 ??? ?????? (????? ??????? - ???? ???? ?????? (???) = 0.00879 ??? ?????? (????? ??????? - ??? ??????) ?????

??????:

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

?? ???? ????? * ??? ?????? ?????? ?? ????? ??????.

???????? ??? ???????? ??????? + ????? ????? ??? ????? + ???? ??????? ???????? + ???? ????? + ??????? + ??? ??????? = ???????? (FOB)

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

? ??? ?????? ???????: ??? ????? × ??? ????? × ??? ?????? = ??? 1 ??? ???? (????? ?????)

? ??? ?????? ?????????: ??? 1 ??? ???? ?? ??????? ????????? ÷ ???? ????????? = ??? 1 ??? ???? ?? ???? ??????? ?????????

? ??? ??????? ?????????: ??? ??????? × ????? ?????? = ??? 1 ??? ???? ?? ??????? ????

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

???? = 7.85 ???????? = 2.7 ???? = 8.95 ????? ????? ????? = 7. 93

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

????? ???? ??? ????? ????? ???? ÷ 2 ??? ????? = 1 ??? ???? ???? ?? ???? ???? ????? ??? ???? ????? ???? ??????? ?????????

??? ?????

??? ????? × ??? ????? x0.00617 = ??? 1 ??? ?? ???????

304 ????? ??????? ??????? ?????

???? ??????: W = 3.1416 ??? ?????? (????? ??????? - ??? ??????) ??????? ?? ?????? ? ???? W ?? ??? / ? ? ???? ??? ?????? ?????? ??????? ?? ? ???? ??????? ????? ?? ?????? ?????.

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

???? ??????? (?? / ?? 3)

1Cr18Ni9 ? 0Cr19Ni19 ? 00Cr19Ni11 ? 0Cr18Ni11Ti ? (1Cr18Ni9Ti) 7. 93

0Cr25Ni20 ? 0Cr17Ni12Mo2 ? 00Cr17Ni14Mo2 ? 0Cr18Ni11Nb 7. 98

00Cr17 7.70

0Cr13 ? 00Cr18Mo2 7.75

????? ?????? ?????? ??????: ???? ????? ??????

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

????? (???) = ??????? (??) * ????? (?) * ????? (?) * ??????? (?? / ?? 3)

??????? (?? / ?? 3) ???? ?????

7.93 201 ? 202 ? 301 ? 302 ? 304 ? 304001 ??? ??? ???? ??? ? ????? ???? ????? ?? ???) (??)

316L ? 310S ??? ??????? ??? ??? (???) ???? ??????: 0.02495 * ??? ?????? (??) * (????? ??????? - ??? ??????) (??)

??? ??????? ??????? ????? ??? ??? (???) ?????? ??????: ????? (??) * ????? (??) * (?????? ??????? ??????? ?????: 0.00623 ? ?????? ??????? ??????? ?????: 0.00609)

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

????? ???? ????? ?????? ???? ?????? ?? ???????? (???). ?????? ???????? ??:

W (????? ? ???) = F (????? ?????? ?????? ?? 2) L (????? ? ?) δ (??????? ? ?? / ?? 3) 1 / 1000

???? ???? ????? ?????? ?????? ????? ??????? ?? ??? ???:

????? ????? ? ???? ??? (??? / ?)

W = 0.006165 dd

d = ????? ??

100 ?? ????? ????? ??? ??? = 0.00617 12 2 = 0. 89kg

????? ?????? (??? / ?)

W = 0.00785 a a

a = ???? ????? ?? ??? ?????? mm

???? ?????? ?? 20 ??? ? ??????? ??? ????? ??? ???. ????? ??? ??? = 0.00785 202 = 3.14kg

??? ??????? ?? Hubei AD Building Materials Co. ? Ltd. ? ????? ??? ?? ???