7050¾TªOÄÝ°ª±j«×¥i¼ö³B²z¦Xª÷¡A¨ã¦³ªº±j«×¤Î§Ü鸨»G»k©M§ÜÀ³¤O»G»kÂ_µõªº©Ê¯à¡C±`¥Î©ó¸¾÷µ²ºc¥ó¥Î©ó¤¤«pªO À½À£¥ó¡B¦Û¥ÑÁ르¥ó»P¼ÒÁë¥ó¡C¨î³y³oÃþ¹s¥ó¹ï¦Xª÷n¨D¬O¡G§Ü鸨»G»k©Ê»P§ÜÀ³¤O»G»k¶}µõ¯à¤O¡BÂ_µõ¶´©Ê»P§Ü¯h³Ò©Ê¯à³£±j¡C
7075«Y¾T¦Xª÷¥Dn¦Xª÷¤¸¯À¬O¾N,¦V§t3%-75%¾Nªº¦Xª÷¤¤²K¥[Áâ,¥i¥H§Î¦¨±j¤Æ®ÄªGÅãµÛªºMgZn2,¨Ï¸Ó¦Xª÷ªº¼ö³B²z®ÄªG»·»·³Ó¹L¾T¾N¤G¤¸¦Xª÷.´£°ª¦Xª÷¤¤ªº¾NÁâ§t¶q,§Ü©Ôµw«×´N±o·|¨ì¶i¤@¨Bªº´£°ª,¦ý¨ä§ÜÀ³¤O»G»k©M§Ü鸨»G»kªº¯à¤O·|ÀH¤§¤U°.¸g¼ö³B²z,¯à¹F¨ì«D±`°ªªº±j«×¯S©Ê.¸Ó«Y§÷®Æ¤@¯ë³£·|¥[¤J°Ó¶q»É»Ìµ¥¦Xª÷.¸Ó«Y¤¤¥H7075-T651¾T¦Xª÷¬°¤W«~,³QÅA¬°¾T¦Xª÷¤¤Àu¨}ªº²£«~,±j«×°ª,»·³Ó©ó³n¿û.¦¹¦Xª÷¨ã¦³¨}¦nªº¾÷±ñ©Ê¯à¤Î¶§·¥¤ÏÀ³.¥Dn¥Î©ó¯èªÅ¯è¤Ñ,¼Ò¨ã¥[¤u,¾÷±ñ³]³Æ.¤u¸Ë§¨¨ã,¯S§O¥Î©ó¸¾÷¨î³yµ²ºc¤Î¨ä¥¦n¨D±j«×°ª,§Ü»G»kªº°ªÀ³¤Oµ²ºcÅé.
½s¿è
ª¬ºA ©Ô¦ù±j«× ©}ªA±j«× ©µ¦ù²v µw«×(a) °Å¤Á±j«× ¯h³Ò±j«×(b)
MPa ksi MPa ksi ¼Ë«~«p«×
1.6mm(1/16in) HB MPa ksi MPa ksi
T73510 496 72 434 63 12 135 - - 71 10.4
T7451 524 76 469 68 11 135 303 44 71 10.4
T7651 552 80 490 71 11 135 324 47 71 10.4
ª`¡G (a)¸ü²ü500kgª½®|10mm²y; (b)R.R.Moore«¬¸ÕÅç¡A´`Àô5*108¦¸¥þ¤Ï¦VÀ³¤O¡C
¿Ý¤½¦w³Æ 41010502000017¸¹