Ϻ5052X塿F(xin)؛ N
ͨl(f)̩Q(mo)˾
(lin)ϵˣS(jng)
(lin)ϵԒ***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
(lin)ϵ֙C(j)***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
hxjs585
ͨl(f)̩Q(mo)˾ȫwTWR?^ָ(do)
ͨl(f)̩Q(mo)˾
(lin)ϵˣS(jng)
(lin)ϵԒ***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
(lin)ϵ֙C(j)***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
hxjs585
ͨl(f)̩Q(mo)˾ȫwTWR?^ָ(do)
6063XϽVڽXTĻĿ˱CTĻиߵĿL(fng)bgܺb(du)XϽͲľCܵҪh(yun)h(yun)ڹI(y)ͲĘ(bio)(zhn) ڇҘ(bio)(zhn)GB/T3190Ҏ(gu)6063XϽɷַ(ni)(du)W(xu)ɷֵȡֵͬ(hu)õͬIJ|(zh)(dng)W(xu)ɷֵķܴr(sh)ܲ(hu)ںܴ(ni)(dng)ͲĵľCܕ(hu)o
B
6063XϽVڽXTĻĿ˱CTĻиߵĿL(fng)bܡgܺb(du)XϽͲľCܵҪh(yun)h(yun)ڹI(y)ͲĘ(bio)(zhn) ڇҘ(bio)(zhn)GB/T3190Ҏ(gu)6063XϽɷַ(ni)(du)W(xu)ɷֵȡֵͬ(hu)õͬIJ|(zh)(dng)W(xu)ɷֵķܴr(sh)ܲ(hu)ںܴ(ni)(dng)ͲĵľCܕ(hu)o
W(xu)ɷ
6063XϽĻW(xu)ɷֳɞa(chn)(yu)|(zh)XϽͲĵ^Ҫһh(hun)
ܵӰ
6063XϽAL-Mg-Siϵоеȏ(qing)ȵĿɟ̎폊(qing)ϽMgSiҪϽԪأ(yu)xW(xu)ɷֵҪǴ_MgSiİٷֺ(|(zh)?jn)?sh)ͬ)
1.1MgúӰ MgSiMɏ(qing)Mg2SiMgĺMg2SiĔ(sh)࣬̎폊(qing)ЧͲĵĿ(qing)Ⱦ׃οҲS֮ӴϽ½ӹ׃g׃
Ϻ5052X塿F(xin)؛ N
1.2SiúӰ SiĔ(sh)(yng)ʹϽеMgMg2SiʽԴ_Mgõõֵİl(f)]SSiϽľ׃(x)(dng)ԼӴT׃̎폊(qing)ЧͲĵĿ(qing)߶Խg׃ġ
x
Ϻ5052X塿F(xin)؛ N
5052ų
3A(y)
l(qing) σ0.2 (MPa)≥110
2.1Mg2SiĴ_
2.1.1Mg2SiںϽе Mg2SiںϽSضȵ׃ܽԲͬΑB(ti)ںϽ: (1)ɢβwMg2Siɢ|(zh)c(din)һN(wn)(hu)Sضȵ߶L (2)^β βLɵg(wn)Ҳ(hu)Sضȵ߶L (3)ββ Lɵķ(wn)ۼھ֦硣 (qing)Mg2SiǮ(dng)̎βɢB(ti)ĕr(sh)β׃β^̾Ǐ(qing)^֮tܛ^
2.1.2Mg2Six 6063XϽğ̎폊(qing)ЧSMg2SiӶӴ(dng)Mg2Si0.71%~1.03%(ni)r(sh)俹(qing)SMg2SiӽƾԵߣ׃οҲӹ׃yMg2SiС0.72%r(sh)(du)ڔDϵ(sh)ƫС(Сڻ30)Ʒ(qing)ֵ_(d)(bio)(zhn)ҪΣU(xin)(dng)Mg2Si^0.9%r(sh)Ͻнڅ GB/T5237.1-2000(bio)(zhn)Ҫ6063XϽT5B(ti)Ͳĵσb≥160MPaT6B(ti)Ͳσb≥205MPa(sh)`C.ԓϽĿ(qing)^߿_(d)260MPaa(chn)Ӱغܴܶ__(d)@ôCϵĿ]ͲļҪ(qing)ȸܴ_a(chn)ƷϘ(bio)(zhn)ҪҪʹϽڔDa(chn)Чʡ҂?c)O(sh)Ӌ(j)Ͻ(qing)ȕr(sh)(du)T5B(ti)؛Ͳȡ200MPaO(sh)Ӌ(j)ֵĈD1֪(qing)200MPaҕr(sh)Mg2Sis0.8%(du)T6B(ti)Ͳ҂?ni)?qing)O(sh)Ӌ(j)ֵ230 MPa˕r(sh)Mg2Siߵ0.95%
2.1.3MgĴ_ Mg2Siһ(jng)_MgɰʽӋ(j): Mg%=(1.73×Mg2Si%)/2.73
2.1.4SiĴ_ Siĺ횝MMgγMg2SiҪMg2SiMgSi(du)ԭ|(zh)֮ȞMg/Si=1.73 ԻSiSi=Mg/1.73 nj(sh)`CSiM(jn)ϕr(sh)a(chn)ĺϽ俹(qing)ƫͶϸ@ȻǺϽMg2Si(sh)ԭǺϽеFeMns|(zh)Ԫ?f)ZSiFecSiγALFeSiϽбҪ^ʣSia(b)SiēpʧϽ^ʣSi߀(hu)(du)߿(qing)a(b)áϽ(qing)ȵMg2Si^ʣSiؕI(xin)֮(dng)ϽFeƫߕr(sh)Si߀ܽFeIJӰ푡Si(hu)ͺϽԺgSi^(yng)кĿơҏS(j)(sh)H(jng)(yn)J(rn)^ʣSix0.09% ~0.13%(ni)DZ^õ ϽSi(yng):Si%=(Si+Si^)%
Ʒ
3.1MgĿƷ Mgȼ٣۟r(sh)(hu)Пpڴ_MgĿƷr(sh)Ҫ]p`ܷŵ̫Ͻʧء҂(j)(jng)(yn)ͱS۟ͻ(yn)ˮƽMgIJ(dng)0.04%֮(ni)T5Ͳȡ0.47%~0.50%T6Ͳȡ0.57%~0.60%
3.2SiĿƷ (dng)Mgķ_SiĿƷMg/Siȁ_?yn)ԓSSi^0.09%~0.13%Mg/Si(yng)1.18~1.32֮g
3.36063XϽT5T6B(ti)ͲĻW(xu)ɷֵxҪ׃Ͻɷ֕r(sh)댢Mg2Siӵ0.95%Աa(chn)T6Ͳĕr(sh)^Siޅ^(q)gMg0.6%ҵλü˕r(sh)Sis0.46%Si^0.11%Mg/Si1.
3.4Y(ji)Z (j)ҏSĽ(jng)(yn)6063XϽͲMg2Si0.75%~0.80%(ni)ȫ܉MW(xu)ܵҪDϵ(sh)(ڻ30)rͲĵĿ(qing)ȶ̎200~240 MPa(ni)@ӿƺϽHԺãڔDgԸߺͱ̎ܺãҿɹ(ji)sϽԪ߀(yng)eע⌦(du)s|(zh)FeM(jn)Ї(yn)Fe^(hu)ʹDӴDı|(zh)׃^ɫӴɫҰoF(xin)e߀ͺϽԺg(sh)`CFe0.15%~0.25%(ni)DZ^
Ŀǰÿ{(dio)sC(j)|(zh)ßϵy(tng)еͨQy~죬M(jn)ŚyŚyë(x)ܵȲXѿܳɞF(xin)(sh)X|(zh)BӹcֹyL硢ĵȿ{(dio)Sԇ(yn)^A{(dio)Ѿֲ(yng)
5083XϽǸVϽڲɟ̎ϽЏ(qing)g^̎^늻5083ϽеҪϽԪ؞VõĿgcɺԼеȏ(qing)(yu)Ŀgʹ5083ϽVں;紬Լ܇wC(j)ӼFp܉(yn)ĉҺw܇܇ؼb䣩bҕ@̽O(sh)ͨ\(yn)ݔO(sh)(do)b
U_U -U坍
Ϻ5052X塿F(xin)؛ N
8 |(zh)pXm|(zh)m|(zh)ҪpԹ(ji)ʡ\(yn)M(fi)ͼӹM(fi)
W(xu)ɷ
Si:0.20-0.6
FFe: 0.35
~Cu:0.10
iMn:0.10
VMg:0.45-0.9
tCr:0.10
\Zn:0.10
Ti:0.10
XAl:
:
(g):0.05 Ӌ(j):0.1
W(xu)
W(xu):
(qing) σb (MPa):≥250
L(yng) σp0.2 (MPa):≥110
L δ5 (%):≥7
ע :ҜؿvW(xu)
ԇӳߴ:ֱ≤12.5
港gF(xin)
6063XϽgОȫǿA(y)ͿƵֻҪ(du)ԭϵM(jn)؛ϽɷM(jn)ЧCV1.3~1.7(ni)Ҍ(du)ą(sh)M(jn)Ї(yn)ƣa(chn)ƫxMʹVγMg2Si(qing)
l(f)F(xin)@N踯gc(din)F(xin)ڱ̎r(sh)͑(yng)ԓeעÓ֬^MʹAԲҺlSҲ(yng)ԓԳҺнݵĕr(sh)gMs(ϸXϽͲÓ֬Һз20~30mino}І}Ͳֻܷ1~3min)ԺϴˮpHֵҪһЩ(pH>4Cl-)ډAg^бMLgr(sh)gкͳr(sh)ҪʹóҺ^r(sh)(yng)Mͨ̎@ɹİɫgc(din)Ͳ@ɝMʹҪ
ͨl(f)̩Q(mo)˾
(lin)ϵˣS(jng)
(lin)ϵԒ***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
(lin)ϵ֙C(j)***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
hxjs585
ͨl(f)̩Q(mo)˾ȫwTWR?^ָ(do)
ͨl(f)̩Q(mo)˾
(lin)ϵˣS(jng)
(lin)ϵԒ***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
(lin)ϵ֙C(j)***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
hxjs585
ͨl(f)̩Q(mo)˾ȫwTWR?^ָ(do)
Ϻ5052X塿F(xin)؛ N
؟(z)չʾϢI(y)ṩ(ni)ݵ挍(sh)(zhn)_ԺͺϷɰl(f)I(y)ؓ(f)؟(z)XW(wng)(du)˲Г(dn)καC؟(z)鱣҂hxXW(wng) XI(y)ͨ(hu)TѣՈ(qng)Ñӏ(qing)(du)Ϣ挍(sh)Լl(f)cY|(zh)eҪ
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