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 „ (dng)B(ti) => Xs|(zh)(du)ܵӰ ӡ 
l(f)ڣ[2011/8/18]    [5808]

    1.ϽԪӰ

X~ϽX548r(sh)~XеܽȞ5.65%,ضȽ302r(sh)~ܽȞ0.45%~ҪĺϽԪһĹ܏(qing)Чr(sh)ЧCuAl2@ĕr(sh)Ч(qing)ЧXϽ~ͨ2.5% ~ 5%~4%~6.8%r(sh)(qing)ЧԴ󲿷ӲXϽĺ~̎@

X~ϽпԺ^ٵĹVit\FԪ

Ԫ

AlSiϽϵXڹض577r(sh)ڹwеܽȞ1.65%MܽSضȽͶp@ϽһDzܟ̎폊(qing)XϽИOõTܺͿg

V͹ͬr(sh)XγXVϵϽ𣬏(qing)MgSiV͹|(zh)Ȟ1.73:1O(sh)Ӌ(j)Al-Mg-SiϵϽɷ֕r(sh)wϰ˱V͹ĺеAl-Mg-SiϽ𣬞ߏ(qing)m~ͬr(sh)mtԵ~(du)gԵIJӰ푡

Al-Mg2SiϽϵϽƽDXMg2SiXеܽȞ1.85%SضȵĽͶpС

׃XϽУΪ(d)XֻںӲXһď(qing)

Al-MgϽϵƽDXֱMܽVXеܽSض½׃Сڴ󲿷ֹI(y)׃XϽVĺС6%躬Ҳ@ϽDzܟ̎폊(qing)ǿɺgҲеȏ(qing)ȡ

V(du)Xď(qing)@ÿ1%V(qing)ȴsհh(yun)34MPa1%µia(b)䏊(qing)˼iɽVͬr(sh)ɽ͟уAi߀ʹMg5Al8ƿgԺͺ

Al-MnϽϵƽƽDڹض658r(sh)iڹwеܽȞ1.82%Ͻ(qing)SܽӲi0.8%r(sh)_(d)ֵAl-MnϽǷǕr(sh)ЧӲϽɟ̎폊(qing)

iֹXϽٽY(ji)^ٽY(ji)ض@(x)ٽY(ji)ٽY(ji)ļ(x)Ҫͨ^MnAl6ɢ|(zh)c(din)(du)ٽY(ji)L(zhng)KMnAl6һܽs|(zh)Fγ(FeMn)Al6pСFкӰ

iXϽҪԪԆΪ(d)γAl-MnԪϽ𣬸ǺϽԪһͬ˴XϽоi

Al-ZnϽϵƽDX275r(sh)\XеܽȞ31.6%125r(sh)ܽȄt½5.6%

\Ϊ(d)X׃ΗlŒ(du)XϽ(qing)ȵʮޣͬr(sh)ڑ(yng)g_Ađ(yng)á

Xͬr(sh)\Vγɏ(qing)Mg/Zn2(du)Ͻa(chn)@ď(qing)Mg/Zn20.5%ߵ12%r(sh)@ӿ(qing)Ⱥ(qing)Vĺ^γMg/Zn2賬ӲXϽУ\Vı2.7ҕr(sh)(yng)g_ѿ

Al-Zn-MgA(ch)ϼ~ԪγAl-Zn-Mg-CuϵϽ𣬻(qing)ЧXϽҲǺչI(y)I(y)ϵҪXϽ

2.΢ԪصӰ

FAl-Cu-Mg-Ni-FeϵXϽAl-Mg-SiϵXкAl-SiϵlXTϽϽԪؼӵڻXϽFdzҊs|(zh)Ԫ(du)Ͻ@Ӱ푡ҪFeCl3xڹFr(sh)γɦ-FeSiAl3(Fe2Si2Al9)࣬Fڹr(sh)γɦ-Fe2SiAl8(Fe3Si2Al12)(dng)F͹(dng)r(sh)(hu)Ta(chn)ѼyTXF^ߕr(sh)(hu)ʹTa(chn)ԡ

XϽгõԪAl-TiAl-Ti-BgϽʽcXγTiAl2ɞY(ji)r(sh)ķ԰l(f)ģ(x)TMͺpMáAl-TiϵϽa(chn)(yng)r(sh)⁵R纬s0.15%ڄtpС0.01%

t

tAl-Mg-SiϵAl-Mg-ZnϵAl-MgϵϽгҊԪ600r(sh)tXܽȞ0.8%Ҝؕr(sh)ϲܽ⡣

tXγ(CrFe)Al7(CrMn)Al12ȽgKٽY(ji)κ˺L(zhng)^(du)Ͻһď(qing)ã߀ܸƺϽgԺͽ͑(yng)g_(hu)(chng)ӴԣʹꖘOĤSɫ

tXϽеһ㲻^0.35%SϽ^ԪصӶ

J

JDZԪأڽY(ji)W(xu)Jܸ׃gОJԪM(jn)׃|(zh)ܸ̎ƺϽԼӹԺKa(chn)Ʒ|(zh)J׃|(zh)Чr(sh)gL(zhng)Ч٬F(xin)Ժõȃ(yu)c(din)Al-SiTϽȡcʹ(du)DXϽм0.015%~0.03%JʹTVЦ-AlFeSi׃ɝhΦ-AlFeSipTV򻯕r(sh)g60%~70%߲W(xu)ܺԼӹƷֲڶ(du)ڸ߹(10%~13%)׃XϽм0.02%~0.07%JԪʹp޶ȣW(xu)Ҳ@(qing)ȧb233MPaߵ236MPa(qing)ȧ0.2204MPaߵ210MPaʧ59%12%^Al-SiϽмJܜpСӳߴԼӹܣ?z)܈܈?/p>

Ԫ

ҲXϽijӄһXϽм0.1%~0.3%䆺XγZrAl3KٽY(ji)^(x)ٽY(ji)ܼ(x)TM⁵ЧС䆴ڕr(sh)(hu)⁺(x)ЧAl-Zn-Mg-CuϵϽ䆌(du)ԵӰ푱tiС䆁ti(x)ٽY(ji)M

s|(zh)Ԫ

ϡԪؼXϽУʹXϽTr(sh)ӳɷ^(x)pٶξgpٺϽеĚw͊AsʹAsڅ߀ɽw揈(dng)ڝעV(du)ˇ@ӰNϡs0.1%at%�ϡ�(La-Ce-Pr-NdȻ)ӣʹAl-0.65%Mg-0.61%SiϽr(sh)ЧG?P^(q)γɵRضȽVXϽܼl(f)ϡԪص׃|(zh)

3.s|(zh)ԪصӰ

CXϽγVAl11yۻT^(x)ã⁺䆵СCҲм(x)ٽY(ji)MٽY(ji)ضȵ

}XϽйܶȘOcXγCaAl4}XϽijԪs5%}5%iXϽг}͹γCaSiXڜpС˹Ĺ΢߹I(y)XČ(do)}ܸXϽCaSi2ʹXϽ̎폊(qing)΢}ȥXҺеĚ䡣

UaGԪǵc(din)?c)XйܶȲԽͺϽ(qing)ܸܡG^Û(du)a(b)sVϽмGɷֹcࡣ

RҪTXϽе׃|(zh)׃XϽʹHAl-Mg׃XϽдGֹcRԪؼijЩAl-Zn-Mg-CuϵϽУƟቺc䉺ˇ

׃XϽпɸĤĽY(ji)(gu)pTr(sh)ğp͊AsжԪʹˮa(chn)^ж|ʳƷϵXϽвܺӲе┺ͨ��8g/ml¡ӻwXϽҲ(yng)?sh)ĺ?/p>

cXЎ׺ܽܶС0.0025%cc(din)(97.8),Ͻдcr(sh)^֦򾧽磬ӹr(sh)ϵcγҺB(ti)a(chn)_ѕr(sh)γNaAlSioxca(chn)cࡱ(dng)V2%r(sh)VZȡ裬xca(chn)cࡱ˸VXϽSʹc}ۄֹcࡱķȻʹcγNaClGʹ֮Na2BiM(jn)ٻwRNa3Sbϡͬ

 

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