Interested Article - Ti-6Al-4V

Ti-6Al-4V (??????????? UNS R56400 ), ????? ?????? ?????????? TC4 , Ti64 , ??? ASTM Grade 5 , ???????????? ????? ?????-???? ????????? ????? ? ??????? ?????????? ????????? ? ????? ? ???????????? ???????????? ?????????? . ??? ???? ?? ???????? ????? ???????????? ????????? ???????, ??????? ??????????? ???, ??? ?????????? ????? ????????? ? ??????? ???????????? ?????????, ????????, ? ??????????????? ?????????????? ? ??????????????? ??????????? (?????????? ? ??????? ).

???????????? ????????? ???????, ???????????? ? ????????????, ???????? ? 1950-? ????? ? , ??????? ????? ???? ?????? ????????????????? ??????????? ????? ??? .

????????? ?????? ?????? ??????????? ? ???????? ????????????? ??-?? ?? ??????? ???????????????? ? ?????????? ???????????? ????????? ?? ????????? ? ????? ????????????? ???????????? ??????? ? ???????? ?? ?????? ???????? . ????????? ???? ????????? ? ???????? ??????? ?????????? ?????? a (cpTi) ? a#b (Ti-6Al-4V), ? ????? ????? ?????????? ?? ?????? ?????? ? ?????????????? ?????????????? b-????????? ???????. ????????? ???????? ?????????? ?????????????????, ?????????? ??????? ????????? ? ???????????? ????????????? ? ??????????? ????????? . ?????? ?????? ????????? ?? ????? ? ??????????????? ????????? ???????, ??? ?? ?????, ???????????? ?? ?????????????? ?????????????.

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(? ???. %)

	V	Al	Fe	?	C	N	H	Y	Ti	??????? ??????	??????? ?????
???.	3.5	5.5	-	-	-	-	-	-	-	-	-
????????	4.5	6,75	.3	.2	0,08	0,05	0,015	0,005	??????? ???????	.1	.3

??????-???????????? ????????

????????? ????? Ti-6Al-4V ?????? ?????????? ? ???? ?????-???? ? ??????????????? ?????????? ?????? ??????????? ?????? ???? (SG : P63 / mmc) ? ????-???? ? ?????????? ??????????????? ?????????? (SG : Im-3m). ???? ???????????? ???????? ??????? ?? ??????? ?????????????? ?????? ? ????? ?????????? ? ??????? ??????????, ???????? ????????? ??????? ??? ?????? ????????????? Ti-6Al-4V ???????? ???? . ???????? ????????????? ?????-????, ? ??????? — ????-???? .

	?????????, ? / ?? ³	?????? ????, ???	?????? ??????, ???	???????? ?????? ?????????, ???	??????????? ????????	?????? ?????????, ??? (??? ??????????)	?????? ?????????, ??? (??? ??????????)	????????? ?? ???????? C	??????????? ?????????, %
???.	4,429	104	40	96,8	0,31	880	900	36 (????????)	5
????????	4,512	113	45	153	0,37	920	950	-	18

Ti-6Al-4V ????? ????? ?????? ???????????????? ??? ????????? ???????????, 6,7–7,5 ??/?·?, ??? ????????????? ??? ???????????? ?????? ????????????????.

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

??????????? ????????? Ti-6Al-4V

Ti-6Al-4V ???????????? ?????????????? ??? ????????? ?????????? ? ?????????????? $\alpha$ ? $\beta$ ???? ? ??????. ?????????????? ????? ??????????? ??????????? ? ??????????? ?? ?????? ??????????? ????????? ? ?????? ?????????. ??? ???????????????? ???????? ?????????????? - ??? ????????? ?????, ?????????? ????? ? ????????? ?? ??????? ??????? ? ???????? .

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

UNS: R56400
???????? AMS: 4911
???????? ASTM: F1472
???????? ASTM: B265, ????? 5

??????????

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