ڡXF(xin)؛ |(zh)
ͨl(f)̩Q(mo)˾һҼa(chn)c͵ľCԌ(sh)I(y)˾I(y)a(chn)(yng)XXܣXXܡyX壨СlXָX壩кXXϽ塢XXXXXXXopXֱXܡɫXNXӹXܺXۏXܼӹXܴסXۏXܺXľӹXϽӹXܾӹXXӹXƷӹȵ
ɝM|(zh)1060/110020142A12LY12,20172024300350525754ߵ05ߵ066201610660116351600560616262606364636082700370057075
˾cȫضҽ(jng)NԼI(y)Lڷ(wn)ĺP(gun)ϵ
5052XϽAl-MgϵϽ,ʹ÷V,eǽI(y)x_˺Ͻ^ǰ;ĺϽgԺԃ(yu)ӹ^еȏ(qing)5052XϽҪϽԪ؞Võijμӹgеȏ(qing)ȣwC(j)ܡԼͨ܇vkx֧֟cTƷ-⚤
ڡXF(xin)؛ |(zh)
W(xu)ɷ
X Al
Si ≤0.25
~ Cu ≤0.10
V Mg2.2~2.8
\ Zn≤0.10
i Mn≤0.10
t Cr0.150.35
F Fe ≤0.40
ע?jin)(g):≤0.05;Ӌ(j):≤0.15
W(xu)
(qing) σb (MPa)173244
l(qing) σ0.2 (MPa)≥70
ܶ 2.68/
ԇӳߴ磺бں
עܲҜؿvW(xu)
˾һ؞ԣ (w)ǰ|(zh)ǰr(ji)͑(w)ܵ͑ԭt\(sh)š(chung)h(yun)ּ gӭϿ͑ǰ텢^ǢՄ҂?c)cVϿ͑yֹM(jn)ͬ(chung)
ף
һXϽB
|(zh)
XϽܶȵ(qing)ȱ^ߣӽ^(yu)|(zh)ԺɼӹɸNͲЃ(yu)Č(do)ԡ(do)ԺͿgI(y)ϏVʹãʹ?j)HһЩXϽԲß̎@õęC(j)еܺͿgӲXϽAI—Cu—Mgϵһ㺬Mnɟ̎폊(qing)c(din)Ӳȴ^ӲXAlһCu—Mg—Znϵɟ̎폊(qing)Ҝ(qing)^ߵXϽ𣮵gԲߜܛ졣XϽҪAl—Zn—Mg—SiϵϽmȻԪطNǺ٣Ѓ(yu)ğmַQXϽ[2]
VϽVϽеĺϽԪҪX,\i,Еr(sh)Ҳ,,Q.VϽa(chn)ˇͬҲɷ֞׃cTVϽɴ.VϽҪp|(zh)Y(ji)(gu),V(yng)ں,칤I(y)档
X(do)węC(j)еܴ͟_(sh)~(do)w@һc(din)X(do)w׃늴O(sh)Ӌ(j)r(sh)ѽ(jng)ע˱C׃܉ܵסȫ
UϽUSкϽURa~Ͻ,Ӳm,ĥԺ,ĥϵ(sh)Դ,gԺܵ.ش,mڝע^С,d^pٶ^S
////H1* H1*ʾμӹӲ̎
Xܶρ=2.7g/cm3sF 1/3c(din)ͣ660棩XY(ji)(gu)ʾкܸߵԣδ:32~40%ψ:70~90%ڼӹƳɸNͲġgܺǼXď(qing)Ⱥܵ˻B(ti) σb ֵs8kgf/mm2ʲY(ji)(gu)ͨ^Lڵa(chn)(sh)`ͿƌW(xu)(sh)(yn)˂uԼϽԪؼ\(yn)ß̎ȷ폊(qing)X@͵õһϵеXϽ һԪγɵĺϽڱּX|(zh)pȃ(yu)c(din)ͬr(sh)߀ܾ^ߵď(qing)σb ֵքe_(d) 2460kgf/mm2@ʹ“ȏ(qing)”(qing)cصıֵ σb/ρ^ܶϽɞĽY(ji)(gu)VڙC(j)е\(yn)ݔC(j)е(dng)C(j)еչI(y)ȷwC(j)ęC(j)ƤC(j)ȳXϽԜppءXϽ䓰ϵĺY(ji)(gu)ɜpp50%
ނ
ނXϽģ呹ˇеҪһh(hun)XϽڸߜ^ܛճԴ(dng)Բճģa(chn)Nȱ(ۯBëѼy)M(jn)һǰ횴ĥނȱɃtںm(x)ȱM(jn)һU(ku)呼(bo)U
ނõĹL(fng)(dng)ɰ݆C(j)L(fng)(dng)С㊵늄(dng)С㊵PނǰȽ(jng)gȱݲλނ̎ҪA^䌒ȑ(yng)ߌӶȵ510
XϽӹa(chn)Ʒ֞PLFӲ|(zh)LY죨LDӲLCLB⣨LTFLQXϽϵĠB(ti)˻MFӲY܈RN
XXһNyɫ]ͬخ(gu)D(zhun)׃ܶȞ2.7g/cm3,c(din)660.õČ(do),(do)
W ۟̎B(ti) һN(wn)B(ti)Hmڽ(jng)ܟ̎ҜȻr(sh)ЧĺϽԓB(ti)̖(ho)Hʾa(chn)Ʒ̎Ȼr(sh)ЧAΣҊ
⁌p,ܶȞ4.5g/cm3,c(din)F懶Ҫ,1668,^ߵğᏊ(qing).yɫ
XϽB(ti)̖(ho)
Tc(din)
T캆(jin)QTһN۽Y(ji)ϽҺ뉺҃(ni)ԸٳģߵǻʹϽҺډ̶γTT췽T^(q)eT췽Ҫc(din)Ǹ߉
1Һډǻڸߵĉ½Y(ji)Ҋĉ15—100MPa
2ҺԸٳǻͨ10—50/е߀ɳ^80/ͨ^(ni)ڌ(do)ǻľٶ—(ni)ٶȣ˽Һij͕r(sh)g^s0.01—0.2루ҕTĴСͬ(ni)MǻTC(j)TϽcTģljTa(chn)Ҫȱһ^Tˇnj@Ҫr(nng)I(y)a(chn)wϵؼԾC\(yn)ãʹܷ(wn)й(ji)غ**a(chn)^(ni)|(zh)õߴψDӻf(xi)hҎ(gu)ҪĺϸT(yu)|(zh)T
T(dng)
(dng)ָϽҺwT͵(dng)ԵĴСQϽܷT(f)sTXϽйϽ(dng)^
Ӱ(dng)ԵغܶҪdzɷ֡ضԼϽҺwдڽٻPȾĹwڵĸ؞靲עضȼעQע^ĸߵ͡
(sh)Ha(chn)ںϽѴ_rˏ(qing)۟ˇc߀횸TˇԣɰģģŚ⼰ضȣڲӰT|(zh)ǰߝעضȣCϽ(dng)
X
XXϽ(jng)ӹһΠIJϽy(tng)QXܲͲ
XϽ,(qing)ȸߺ|(zh)pҪӹˇu^廡TIGwo(h)MIGĦFSW
ͨl(f)̩Q(mo)˾ȫwTWR^ָ(do)
(lin)ϵˣS
Ԓ***Ո(qng)c(din)䁌(do) (lin)ϵ҂***
ڡXF(xin)؛ |(zh)
؟(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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