Basic HTML Version
100
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fl~lJlllJlfl'VIUiJ&lfl
(Austenitic) 111lJlflVlWllffm::fJll 300
l1'lUlfl ~ ~~H
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70%
iifJrulflJ1j~~U)jm~fl~~
'1li&lVl (Non - magnetic)
iiff1UNlflJ'\JlJ~
lmtiitJlJ 16%
fl1{'lJlJUlJciHlJ1fl~ll~
0.15%
ilff1UNlflJ'\JlJ~1ill'JiJmnll
8%
l~lJUi''lJUp
fJrulflJU~IUfl1~'l'ilfll~U1::fllJ'lJ (Fabrication)Hll:;tvllJmllJII1U'YI1Ufl11t1~fl1lJU tm~~r~flt1U
Ilcil~H'W1111llmW:;iJUlJt~Ufl
18/10
filJfl1~~iiff1UNlflJ'\JlJ~
lmtiiulJ 18% Hll:;iJmnll 10%
-
fl~:utvJlJ1~fl
(Ferritic)
Hlit\1~fl~~~~(magnetic)
ii1i11'Jfl1{'lJlJUNfflJ
u1mru~~1 Hll:;i:i1mliitJlJli'JU1ilI'JNlflJl111fl~rilrltylJlillJQ~:;111H
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0.5%-27%
H1l:: iiiJm~llti'Ju
ff1U NfflJlJQUIlUlJlfll11Il 'hiiiwtJ
-
fl~lJm{l'VIu9i&lfl
(Martensitic)
Hlim~fl~Vl&l~(magnet ic) iiff1UNlflJ'\JlJ~
lmliiulJ 12-14%
Hll:;ii1i"lfl1{'lJlJUNlflJlJQ\hUfl1ll~ i:i1lJil'lJ~tJlJli'JUff1UNlflJlJQu~::mru
0.2-
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1% lJlJUfllflll
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I1mlmlJUHll1'Y11 tl1WU
.hlJcil~n~l~'
(Quenching) lW:;lJ'lJfiUI'l1 (Tempering)
lflm~(lIl~fl11lJH~~'1$1
flli'l(Jt1'lJ
m~flfl~lfl1{'lJtJU Hll::'W'lJfl1~1~~lU~rilrlty'Ufl11NilVllfl~lJ~';Vl , iJVllfll1m1Wfl~lJ~ilUHll:;~lU
li'nflnlJ~, 'hJ
-
fl~wvllJmllJH~~ l~tJfl1~VlflNlifl
(Preci pitation hardening)
lm~~l1'lu~
r~fl 'UVl~::fJllif
fill 17-4H
~~iiff11lNlflJ'\JlJ~
lmlilulJ 17% Hll::iJmnll 4% lfllJl1mvllJmllJ
1I~~IIH 'l~'1~UflIl1fl1'vilJfl11lJlI~~illflfll1VlflNlifl
(Precipitation hardening mechanism)
l~tJ
lflm~(llvllJmllJH~';HHiJ';jjlfl
iifllfl' lWr\'UWiJilU (Proof stress)
lJ~~::111N
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fl1ullffl1ll (MPa)
'\JUlJ~fl'lJ'lfU~Ull::m~lJ11iu~'lJu1~fJru!W'lJVlVl1tJmlm!lU
(Heat treatment)
-
fl~lJ~!'W~fl'li'
(Duplex)
i:i1m~lf~HNlflJ1::1111~ lf1Hlf~l~lvJO~&Ifl
!til::
OOlftl1Uw&ln iilmtiivlJI1'IU1ilIiJNlflJog1::1111'; 19-28%
!t1l::
htil'lJ~tJlJl!~fll 1
5% ull::iiiJmnll