ϺLY12-T4X F(xin)؛LY12-T4ֱXϽr
ͨl(f)̩Q(mo)˾һҼa(chn)c͵ľCԌI(y)˾I(y)a(chn)(yng)XXܣXXyX壨СlXָX壩кXXϽX塢XXXXXXopXܡֱXɫXܣNXӹXܺӡXۏXܼӹXܴXۏXܺXľӹXϽӹXܾӹXXӹXƷӹȵ
ɝM|(zh)1060/110020142A12LY12,20172024300350525754ߵ05ߵ066201610660116351600560616262606364636082700370057075
˾cȫضҽ(jng)NԼI(y)Lڷ(wn)ĺP(gun)ϵ
5754XܶȞ飺0.00000285754еȏȡõgԼڼӹεcAlMgϵϽеĵͺϽڇ⣬ͬ̎B(ti)5754܇I(y)I܇܇TģߡܷƹI(y)õҪ
ϺLY12-T4X F(xin)؛LY12-T4ֱXϽr
W(xu)ɷ
Si 0.40
~ Cu 0.10
V Mg2.63.6
\ Zn0.2
i Mn0.50
tCr 0.30
F Fe 0.40
X Al
0.05
W(xu)
σb (MPa)165265
X厧Ҙ˜(GB/T 3880-2006)mXϽ厧ϵĽy(tng)һ˜
1)˻:ӟ440;1214h;䡣
2)˻:ӟ350410;ؕrg30120min;ջˮ
3)ߜ˻:ӟ350420;Ʒ≥6mm<6mmr,ؕrg210min1030min;䡣
4)͜˻:ӟ250300150180;ؕrg12h,.
˾һ؞ԣ (w)ǰ|(zh)ǰr͑ϡ(w)ܵ͑ԭt\(chung)hּ gӭϿ͑ǰ텢^ǢՄ҂ԸcVϿ͑yֹMͬ(chung)
ף
һXϽB
|(zh)
XϽܶȵȱ^ߣӽ^(yu)|(zh)ԺãɼӹɸNͲЃ(yu)Č(do)ԡ(do)ԺͿgI(y)ϏVʹãʹHһЩXϽԲß̎@õęCеܣܺͿgӲXϽAI—Cu—Mgϵһ㺬Mnɟ̎폊cӲȴ^ӲXAlһCu—Mg—Znϵɟ̎폊Ҝ^ߵXϽ𣮵gԲߜܛXϽҪAl—Zn—Mg—SiϵϽmȻԪطNǺ٣Ѓ(yu)ğm죬ַQXϽ[2]
Xܶρ=2.7g/cm3sF 1/3cͣ660棩XY(ji)(gu)ʾкܸߵԣδ:32~40%ψ:70~90%ڼӹƳɸNͲġgܺáǼXďȺܵ˻B(ti) σb ֵs8kgf/mm2ʲY(ji)(gu)ͨ^Lڵa(chn)`ͿƌW(xu)˂uԼϽԪؼ\ß̎ȷ폊X@͵õһϵеXϽ һԪγɵĺϽڱּX|(zh)pȃ(yu)cͬr߀ܾ^ߵďσb ֵքe_ 2460kgf/mm2@ʹ“ȏ”cصıֵ σb/ρ^ܶϽɞĽY(ji)(gu)VڙCе졢\ݔCеCеչI(y)ȷwCęCƤCȳXϽ죬ԜppXϽ䓰ϵĺӣY(ji)(gu)ɜpp50%
ނ
ނXϽģ呹ˇеҪһh(hun)XϽڸߜ^ܛճԴԲճģa(chn)Nȱ(ۯBëѼy)Mһǰ횴ĥނȱɃtںm(x)ȱMһU呼U
ނõĹLɰ݆CLС㊵늄С㊵PނǰȽ(jng)gȱݲλނ̎ҪA^䌒ȑ(yng)ߌӶȵ510
飺yɫ,ϡɢԪ.c814,613ȕrA,ڿ՚,***(Q***).ܶȞ5.73g/cm3,ˮ,Ҳr(nng)I(y)a(chn)wϵ܄.ϽͰ댧(do)wȡ
T4 ܟ̎ȻrЧ(wn)ĠB(ti)mڹܟ̎MӹMгCֱCƽӰW(xu)^ޣĮa(chn)Ʒ
UϽUSкϽURa~Ͻ,Ӳm,ĥԺ,ĥϵ(sh)Դ,gԺܵ.ش,mڝע^С,d^pٶ^S
VX6061-T6516ϵϽҪϽǽ(jng)̎A(y)칤ˇĸƷ|(zh)XϽa(chn)ƷVX6061мӹ^õĿgԡgԸӹ׃ɫĤסЧ^ѵȃ(yu)c
һďUٻ֮溬кܶĿԸµYԴһďUMڻx֮ǰUٵijɷzy
҂Ҋğ̎폊XϽĠB(ti)̖һĸTһλλ(sh)ֱʾTļ֠B(ti) T0—10İ(sh)ʾ֠B(ti)QTXB(ti)TĔ(sh)ֱʾa(chn)Ʒğ̎ T0 ܟ̎(jng)ȻrЧͨ^ӹĠB(ti)
XϽӹa(chn)Ʒ֞PLFӲ|(zh)LY죨LDӲLCLB⣨LTFLQXϽϵĠB(ti)˻MFӲY܈RN
Tc
T캆QTһN۽Y(ji)ϽҺ뉺҃(ni)ԸٳģߵǻʹϽҺډ̶γTT췽T^(q)eT췽ҪcǸ߉
1Һډǻڸߵĉ½Y(ji)Ҋĉ15—100MPa
2ҺԸٳǻͨ10—50/룬е߀ɳ^80/ͨ^(ni)ڌ(do)ǻľٶ—(ni)ٶȣ˽Һij͕rg^s0.01—0.2루ҕTĴСͬ(ni)MǻTCTϽcTģljTa(chn)Ҫȱһ^Tˇnj@Ҫr(nng)I(y)a(chn)wϵؼԾC\ʹܷ(wn)й(ji)غ**a(chn)^(ni)|(zh)õġߴψDӻf(xi)hҎ(gu)ҪĺϸT(yu)|(zh)T
T
ָϽҺwT͵ԵĴСQϽܷT(f)sTXϽйϽ^
ӰԵغܶҪdzɷضԼϽҺwдڽٻPȾĹwڵĸ؞靲עضȼעQע^ĸߵ
Ha(chn)УںϽѴ_rˏ۟ˇc⣬߀횸TˇԣɰģģŚ⼰ضȣڲӰT|(zh)ǰߝעضCϽ
X
XXϽ(jng)ӹһΠIJϽy(tng)QXܲͲȡ
XϽ,ȸߺ|(zh)pҪӹˇu^廡TIGwoMIGĦFSW
ͨl(f)̩Q(mo)˾ȫwTWR^ָ(do)
(lin)ϵˣS(jng)
Ԓ***Ոc䁌(do) (lin)ϵ҂***
ϺLY12-T4X F(xin)؛LY12-T4ֱXϽr
؟չʾϢI(y)ṩ(ni)ݵ挍ʴ_ԺͺϷɰl(f)I(y)ؓ؟XW(wng)˲ГκαC؟鱣҂hxXW(wng) XI(y)ͨTѣՈÑӏϢ挍Լl(f)cY|(zh)eҪ
LUʾ(chung)I(y)LUͶY֔p_(chung)\ƽ_S(qun)e0571-89937588