98page

86 ^il49 =+el ?Ja?l+ 2,4= Atr+ ++g zlzl(matrix)ql ul,rlolzll Etg E+CE 4l2tlql gatl 4=rlE}(precipitation strengthening) s+ EtrJEl(dispersion strengthening)-g +H ++. 4=rJ+= gr] 4 4e g F6lq +s+ r+4E+El 412^Jg 4=rl4rl ,J+^l7l= €to}4. Btr}s+= 4lzr3o1 r+nlE-+ElE 4=ol olp u}= +4, el$ =E E"JoI+Bol4 oJzlzlsl 46Jzll-E-ql^'l i-l H ril=+e +"il tlEl5, +ElE, +slE "; e+E FE rlz^Jg "J +149E flzlafl.q ,]s]rl7l= €toltr}. E+ rlz^]ql Ee r]+ + 5E+ BElle-l z! slzl +Et'zJE}(composite strengthening)o14. olag 4l2tE BvlBTol 4^l z'llzr}ol 4d4e-tr 6I+9 y*g +E$ zlzlaN = ql ^I*qts zJslol4. 800 L \ a L 0 S 548 ( 5.65 I o+0 I 500 "(J ql 4oo qJ AI 910 Cu(wtVo) :=J 4-4 At-Cu4l9 At+el detls. 4=rtplzl 9q4zl +lEI^]= trH 4-qq ?ol gEql 4= l*Eg zlo)zl gl "lot +4. + rgql^]= xlz^J'o1 r*gqo} 611 3sz1 aae+ql 4+ r]ztlE -r. *sz1 ,JaqloI +trI.:1e.1+ Etr}+4]"il^]. al z*E -L*s.z]. rgql^lE ot]+ + 4. trI+^.1 zilEzL rgcl^.i fzlE q 4=rJ+41 -J+q^.1= ,Iz*") 714 +ql ,l+ afl aJlgNl t 3"I ^ .1 = € Elq ;<l "J EtrJ+Al El+ql ^j . rg"il r.l s. xI zjol zlz) +q $alalzl g:e rrE lgqlrls. +++ 7lAl4 ceg frzlt4. ol el + ,i z^Jql e-l + ,Jolel a7l= ,tl2tl "J zl9 E-trcl tr+El Er-Izl q, zil z^J oJ zI E B^J, +qEg, yJ+ .Jzlzl? q ,J+oJ ^l7J z)4zl ,JEIE AE= +4Lil.rl +
98page

2. 석출강화
98page

2. 석출강화
98page

2. 석출강화