????? ??? ????? ???? ?????? ???????? ?? ???? ??????? ?????? ????? ??????? ??? ???? ???? ?? ?????? ?????? ???????? ???????? ????? ZL201 ????? ?????????? ???????? ????? ????? ZL201???????? ?????????? ??R14 ??? ??? ????? ????? ???? ?? ???? ????? ?????? ??????? ?????? ??????? ??????? ???? ???????? ?????????? ??????? ????????? (Al-Cu-Mn) ?????. ??????? ??????? ?? ????????????? ??????? ?????????????? ???? ????? ??????????? ??? ???? ????????? ????????? ????? ??? ????? ?? ??????? ?????? ?? ????? ?????????? ??????? ???????? ???????? ????????????? ????? ?????? ??? ????? ????? ?????? ????? ????? ????? ?????? ?????????????.

?????? ?????? R14

• ?????? ???????/???????? ???????:R14???? ??? ??????? ???????? ???? ??? ?? ??????? ??????? ?? ????? ??????? ?????? ????? ????? ??????? ??????? ?? ????? ????? ????? ????????.
• ?????? ???????? ??????? ????????:: ??????? ???????? ?????? ??? ???????? ????????ZL201A (ZAlCu5MnA).
• ???? ??????:: ?? ???? ??? “R” ??? “??? ???????” ?? ??? ??? ????? ?“14” ?? ??? ??????. ???? ????Al-Cu-Mn-Ti????? ???????? ?????? ??????.
• ??????? ????????:???? ?? ????????? (Si) ?? ????? ??????? ?????????? ??????? ??????? ?? ?????? (Cu)? ?????? ???????? (Mn) ??????????? (Ti) ?????? ??????? ??????? ???????.??? ?????? ??????? ?????? ????? (T5/T6) ?????? ???? ????.

???? ????? ????? ?????????? R14 (ZL201A) (?????? ????????)

?????	???? ??????? (wt%)	????? ???????
?????? (??????)	4.8-5.3	????? ??????? ????????. ???? ????? ??? θ' (Al?Cu) ?????? (Al?Cu) ??? ????? ???? ?? ?????? ????? ??????? ???????.
???????? (Mn)	0.6-1.0	??????? ???????? ???????? ??????? ???????? ????????. ????? ????? ????? ?????? ??????? ??? T (Al???Cu??Mn?) ?? ????? ????? ??????? ??????? ????? ????????.
?????????? (Ti)	0.15-0.35	????? ?????? ??????. ????? Al?Ti ?? ??????????? ???? ???? ????? ??? ??????? ????? ???? ???? ??????? ??? ?? ?????.
????????? (Cd) 或 ??????? (B)	?????? (??? Cd: 0.15-0.25)	????? ????? ?????? ????????. ????? ??????? ??????? ??????? θ'? ?????? ????? ????? ???????? ???????? ??????? ??????? ??????.
?????? (Fe)	≤ 0.15	????? ?????? ??????. ???? ??????? ??????? ?????? ????? ????? ????? ???? ???? ??????? ????.
????????? (Si)	≤ 0.10	????? ?????? ????????????? ??????? ?????? ????? ?? ??????? ?? ????? Al-Si. ??????? ??????? ?????? ????? ?? ??????? ?? ????? Al-Si? ??? ???? ?????? ???? ???? ??? ???? ????? ????.
?????????? (Al)	?????	???? ???????.

???? ?????? ?????? ?????????? ???????????? R14 (ZL201A) (?? ?????? ????? ????????? ?????? T5/T6)

?????? ??????	???? ????? (???? T5/T6)	??? ?????? ????????
???????	2.78 ??/?? ???? ???????	???? ?? ????? Al-Si.
??? ???? ?? ???? ????? ?????? (Rm)	400-480 ???? ??????	??????? ??????. ???? ????? ?? ???? ????? ???? ????? Al-Si ????????? (??? ???? ?????? ZL101A ????? 310 ???? ??????).
??? ?????? (Rp0.2)	280-350 ???? ??????	??? ????? ??? ??????? ??????.
????????? (?)	4.0-8.0%	????? ????? ??? ???????. ????? ??? ????? ???? ?? ??????? ??????? ????? ??????? ???? ??? ????? Al-Si ????? ????? (????? ?? ???? ??? ?? 2%).
????? ????? (HB)	100-120	????? ?????.
????? ????? ??????? ??????? (200 ???? ?????)	?????	???? ????? ????????. ?? ???????? ?????? ?? ???? 150-250 ???? ????? ???? ????? ?? ????? ???? Al-Si-Cu.
?????? ??????	??????	???? ????? ????????. ?? ??????? ??????? ?? ????????? ?????? ??? ???? ?????? ?? ?????? ????? ?????? ?????.
???? ????	?????	?????? ????????. ???? ?????? ??????? ?????? ?????? ?????? ???????? ??????? ??? ??????? ????? ?? ????? ?????? ????.

?????? ????? ?????? ??????? ???????????
?? ???? R14 ?? ????? ????? ??? “??????? ???????” ?“???????? ???????? ???????”:

1. ???? ???? ????????:: ??????? ?????? ?????????????? (Fe) ?????????? (Si)????? ?????? ?????? ?????? ???? ??????? ???????? ???? ???? ?????? ?????? ?????. ??????? ???????????????? (Cd) ?? ??????? (B)????? ????? “?????? ??????” ???? "??????? ??????" ???? ?????? ?? ??? ?????.
2. ????? ???????? ???????? ??????? (T5/T6):: ???????? ???????? ?? ????? ?????? ????? ?? ????:
   • ?????? ??????? ????? ???????:: ??? ???? ??????? ??????? ??? ???? ????? ?????? (??? 540 ???? ?????) ?? ??????? ??? ???? ????? ???? (??? 550 ???? ?????) ?????? ??? ?????Cu ??????? ???? ??????? ?? ?????.
   • ??????? ?????? ??????:: ???? ????? ??????? ?????? ??????? ?????? ?????? ??? ????? ??? ???? ??????.
   • ?? ???? ???????:: ????? ???? ??? ???? ????? 175-185 ???? ????? (6-10 ????? ?????) ?????? ??? ??????? ???????? ???????.
3. ????? ???? ????????:: ???? ???? ?? ???????? ???????????? ????????????? ???? ???????? ???????? ??? ??????? ?? ???? ???? ???????? ??? ?????? ?? ????? ?????? ???????? ?? ?????? ??? ?????? ?????? ???????? ?????.

??????? ??????? ????????
?????????? ????? ?? ???????? ????? ????? ?? ???? Al-Cu-Mn? ??? ?????? ??? ????? ??????? ?????? ??? ??????? ??????:

• ??????? ?????? ??????:ZL201A?(GB/T 1173)
• ??????? ???????:A201.0?(ASTM) ??????? ??? ?? ???? ?? ????? ?????? ????????.
• ??????? ??????:???? ?9?(????? ? ZL205A? ??? ????? ??? ??????)
• ????? ??????? ????????:: ?? ???? ???? ?????? ????? ??? ??????? ?????????? ??????? ??????? 200 ????? 200.

R14 (ZL201A) ?? ????? ???????
???? ?????? ???? ????? ??? ?????????????? ?????? ??????? ??? ????? ?????? ??????????? ????? ?? ??????:

1. ?????? ??????? (????????? ???????? ?????????)
   • ??????? ???????? ????????:: ????? ????????? ?????? ????????? ??????? ??? ??????? ???? ????? ???????? ??????? ???????? ??????????.
   • ?????? ??????:: ????? ??????? ?????? ??????? ?????? ????? ?????.
   • ???????? ????????:: ??? ?????? ???? ?????? ???????? ????????? ??????? ?????? ???????.
2. ??????? ??????? ????????
   • ???????? ????? ??????:: ????? ???? ???????? ?????? ???????? ????? ???? ??????.
   • ??????? ??????? ??????????:: ????? ???? ??????? ????? ??????? ?????? ?????? ?????? ???????? ????? ???????.
   • ????? ???????:: ????? ?????? ??????? ???????? (????????? ?? ????? ???????? ???????).
3. ??????? ??? ????????? ??????
   • ????????? ??????? ???????? ???? ????? ????? ??????.
   • ???? ????? ??????? ???150-250°C?????? ?????? ?????? ????? ?????.

??????? ????????? ?? ????? ?????????? R14 (ZL201A)

?1: ?? ?? ???? ???????? ??????? R14?

• ???? ???:???? ?????? ??????????? ???????-???? ?? ????? ???? ?? ????? ?????????? ??????????? ??? ?????? ???? ?????? ?????? ?? ????? ??????? ?????????????? ??????.
• ????? ??????:???? ???? ????? ??????(??? ???????? ?????? ?????? ?????? ???????),?????? ????? ????? ??????(?????? ????? ????????? ????????),?????? ?????? ??????(????? ??? ???? ????? ?? ??????).

?2: ?? ???? ?? R14 ?? ???? R14?

• ??? ?????? ???? ?????. ?????? ??????? ??????? ????? ???? ?? ???? ????? ?????? ????????? ??????? ?????? ???????? ???? ?????? ?????? ?????? ????? ???? ?????? ??????? ???? ?????? ?????? ????? ??????? ??????. ??? ???? ?????? ?? ???????? ??????? ???? ???????????????? ???????? ???? ???? ??????? ?????? ?? ????? ??????.

?3: ?? ??? ?????? R14 ??????? ?? ????? ??? ?????? ??????

• ?????? ????? ??????. ?? ??????? ?????? ?? ?????? ?????? ??? ?????? ?????? ?? ????? Al-Si ?????? Al-Mg ??????? ?????? ???????? ??????.
• ??? ?? ???? ??????? ??????. ??? ??? ????? ?? ???????? ?????? ???或?????? (??? ???? ??????? ?? ????? ??????)???????. ??? ???? ??? ??????? ?????? ????? ???????? ??????? ???????.

?4: ?? ????? ??????? ??? R14 ?????? ?????????? ?????? ??????? ??? ZL101A ?ZL104?

• ???? ????? ??????? ??????? ??????.:
  • R14 (???? Al-Cu-Mn):: ???????????? ??????????? ???????(???????) ???????? ?????? ???? ???????? ?????????? ????? ???? ?? “????? ???”。
  • ZL101A/104 (???? Al-Si-Mg):: ??????????? ??? ?? ?????? ????? ??????? ????????(???????) ??????????? ?? ???? ?????? ?????????.“??????? ???????? ??????”。
  • ?? ??? ???????? ??? ????? ???? ????? Al-Si????? ??? ????? ??? ?????????? ????? ?? ????? Al-Cu ??? R14 ??? ????? ??? ?? ?????? ?? ???? ?????.

?5: ?? R14 ??? ???? ????? ?? ??????? ???????

• ???? ???????? ?????? ?????? ?????? ?? ?????????? ???????. ??? ???? ????? ?????????? ????? ?????? (??? ZL114A)? ??????? ?????? ??????????? ???????? ???????? ?????? ????? (????? ?? ????? ??????)? ???? ???? ?????? ?? ???????? ?????? ?? ????????? ???? ??? R14 ??????? ???? ??????. ??? ???? ????????? ????? ??????? ?????? (?????/???????)? ???????? ??????? ?? ??????? ?? ???? ?????? ?????? ????? ??????? ???????.(?????? ?? ??? ????? ????)?????? ?????? ????? ??????? ????????? ????? ????? ?? ???? R14 ???????? ??????? ??? (??? ZL205A) ??? ???? ?? ???? ????????? ????.