Basic HTML Version
690.1
•
A16e
1"II'II'Il2J........
2544
ta\l'fl::~utlU.
02,,£
...
.. lJ
~!l"''''' '1~
lU
1~S1U
. ............... ....._
2. 1.4
mllWfll1~'U
(Elasticity)
;illl
1l'1''l11~llll111:arllljjLLH~ 1f1fll(J'UllmJlm::.yh~:afi
i1m11
(Plastic Defonnation)
lLl1::1rltJ'uil!l(JlLHl1~mjl1flll1
ltJ~(J'U~tJHU1.Hm~~~::flfl~lf1
5%
'lJll~m lJ LV~t8~ f ;il ~~rlll?""'l'l:l1ll
hl1::;1'U..:!
li1~~ll~m'l
ltJ~(J'UlLtJl1~~tJ:;HitJ~lf1l~lJ lm::lfiflfll~lfl'fl"'ffi f) 'lJlfll1l1~f1l
5%-
'lJll~mllJlf11(Jfl ~;illl1l'1''l
'rf~ll h'rf::,f'UjjmllJmil(J1lJlm1'Ul!l~
2.1.6
fllmtJ~~tJ
(Plasticity)
'rflJ11J1i~ tJWl'l'lJU~'lJll~1l'1''l~l'I'llJl~\lltJ~IJ'UlltJ(1~,tJ:;1~l~
lfl(Jllhfiflfllmlllf111f1
l1~ll'IJlfl ~~tJWl'I'lJU~iijjmllJ~11~'UlJlmh'rfi'u1l'1''l~~::.i'll~l1lltJ~'U,tJ~m
'1
1'll'U
~l'Ulfl
.. J
. 1
~
J
.1
~l'Ufl~'IJ'U~u 11l1::~l'Ullfl'IJ'UtU
2. 1.7
mllJll~~
(Hardness)
'"
~~
.;
~
i""' ' ' .;.. "
i
lU'UtJWl'I'lJUlllm~f1l1'l'ralflty 1'W~l::l'I'llJl~tl 'lflU'U'lJlll.!l'1'1'1~::'4tl~mllJllll'Um'U 'Ufll~
ltJ~(J'UlltJM'IJ'UlflttJ:;H 11l1::mllJlffIJ111(J~~b'IJll~1l'1''ll~ nl11i'umllJl1lJ11J'tJ!l~m1lJlL~~jjll~
d
SI
,
0<::1
"'"
V
,
"'"
"
'rf l1l (Jfl 11 lJ'rf lJ1 (Jfl llfl11lJ 1ll1'U 'I'I1'U Ill!l fll
~
Il'l'(Jfll'l' fl11lJ1ll1'U 'I'I1'U Ill!l
fl1~
'lJfl 'tJ 1'U 11l1:: fl11lJ1ll1'U 'I'I1'U
.
.. ..
Illllflllflfl'JjlJl1fl
2.1.8
mllJltJ~l::
(Brittleness)
1~'UtJWl'I'lJU~'tJ!l~ h'rf::'rf~ll1l'1''l ~lrl!llfiflflmtJ~IJ'UHtJl'1~ttJ:;l~itJ~lf1l~lJl'Vl(J~
l~m.l'll(J ~!l1~lfiflfll~'tJ1fll1~lllllllfl!lllf1~1f1fi'U
1'li'U lln1
lm::m~fl'rf~!lltJ'U.i''U lfllJ~::fllll~lfl
fl1 5% m1lJlfll(Jfl'rflifl
lfllJ~\i'1tfiflfllmlllfl'rf~m1f1fill'U
5%
'IJ!l~mllJlflllJlll~~::I~'U1l'1''l
'rf~!lIl1'rf::~jjfl11lJltJ~1::lJlfl
2.1.9 m1lJVllmi1
(Ductility)
I
~'UtJ\\ll'l'lJU~'IJ ll~1l'1''l
'rf
~
III (111
::~i'
UII
~ ~ tifll1~
llll
~ ~ flflmhfiflfll~ ltJ~ (J'U,tJ~ Hm1~
lfl(Jml~1::!l1~~::;lfiflfll~Vll'U1'i1 l'I'llJ1~tl~w.jhlltJ'UIIH'UU1~
'1
M~
1'li'U
'I'Ill~f1li.u''I1l'1'1ll~ltJl11
9