2024¾TªO ¾T´Îªº¦¨¤À¡B©Ê¯à»P¨å«¬¥Î³~2024ªº¦Xª÷¤¸¯À¬°»É¡A³QºÙ¬°µw¾T¡A¨ã¦³«Ü°ªªº±j«×©M¨}¦nªº¤Á«d¥[¤u©Ê¯à¡A¦ý@»G»k©Ê¸û®t¡C¼sªxÀ³¥Î©ó¸¾÷µ²ºc¡]»X¥Ö¡B°©¬[¡B¦Ø±ç¡B¹j®Øµ¥¡^¡B¹g°v¡B¾É¼uºc¥ó¡B¥d¨®½üÁÔ¡BÁ³±Û¼Õ¤¸¥ó¤Î¨ä¥L¦UºØµ²ºc¥ó¡C¤Æ¾Ç¦¨¤À(chemical composition limits wt%)
cu
si
fe
mn
mg
zn
cr
ti
pb.bi
al
3.8-4.9
0.50
0.50
0.3-0.9
1.2-1.8
0.25
0.10
0.15
/
¾l¶q
¨å«¬¦Xª÷2024-t351¾÷±ñ©Mª«²z©Ê¯à(typical mechanical & physical properties)
²k±µ©Ê
¤Á«d©Ê
@»k©Ê
¹q¾É²v20¢J(68¢K)
(%iacs)
±K«×
(20¢J)(g/cm3)
¨ü
«Ü¦n
®t
30-40
2.78
§Ü©Ô±j«×
(25¢Xc mpa)
©}ªA±j«×
(25¢Xc mpa)
µw«×
500kg¤O10mm²y
©µ¦ù²v
1.6mm(1/16in)«p«×
¤j°ÅÀ³¤O
mpa
472
325
120
10
285