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7075T6XϺF(xin)؛ XCе

r

20 Ԫ/ǧ

  • ΃rh
  • Сӆ 10ǧ
  • ڵأ
  • ؛ 50000ǧ
  • l(f)rg2019-05-31

“(lin)ϵʽ

a(chn)Ʒ

7075-T6XϺF(xin)؛ XCе

ŽQ(mo)޹˾һҼa(chn)c͵ľCԌI(y)˾н(jng)a(chn)XXܣXXyX壨СlX塢ָX壩кXXϽX塢XXXXXXopXֱXɫXNXӹXܺXۏXܼӹXܴXۏXܺXľӹXϽ𾫼ӹXܾӹXXӹXƷӹȵ0D.jpg

7075-T6XϺF(xin)؛ XCе܏VʳƷyƷˎƷ㟟I(y)a(chn)ƷȰb

ɝM|1060/110020142A12LY12,20172024300350525754ߵ05ߵ066201610660116351600560616262606364636082700370057075

˾cȫضҽ(jng)NԼI(y)Lڷ(wn)ĺPϵ

7075-T6XϺF(xin)؛ XCе VX6061c VX6061-T6516ϵϽҪϽ

6063XϽĻWɷֳɞa(chn)(yu)XϽͲĵ^Ҫһh(hun)

ܵӰ

6063XϽAL-Mg-SiϵоеȏȵĿɟ̎폊ϽMgSiҪϽԪأ(yu)xWɷֵҪǴ_MgSiİٷֺ(|֔(sh)ͬ)

Al-MgϵϽ,ʹ÷V,؄eǽI(y)x_˺Ͻ7075-T6XϺF(xin)؛ XCе

11MgúӰ MgSiMɏMg2SiMgĺMg2SiĔ(sh)̎폊ЧͲĵĿȾ׃οҲS֮Ӵ󣬺Ͻ½ӹ׃g׃ġ

12SiúӰ SiĔ(sh)ʹϽеMgMg2SiʽԴ_Mgõõֵİl(f)]SSiϽľ׃ԼӴT׃ã̎폊ЧͲĵĿ߶Խͣg׃

xܟ̎폊7075-T6XϺF(xin)؛ XCе

21Mg2SiĴ_

211Mg2SiںϽе Mg2SiںϽSضȵ׃ܽԲͬΑB(ti)ںϽУ (1)ɢβ’’wMg2Siɢ|cһN(wn)Sضȵ߶L (2)^β’ β’’Lɵg(wn)ҲSضȵ߶L (3)ββ’ Lɵķ(wn)࣬ۼھ֦ Mg2SiǮ̎β’’ɢB(ti)ĕr򣬌β׃β’’^̾Ǐ^֮tܛ^̡

212Mg2Six 6063XϽğ̎폊ЧSMg2SiӶӴMg2Si071%103%(ni)r俹SMg2SiӽƾԵ׃οҲӹ׃yMg2SiС072%rڔDϵ(sh)ƫС(Сڻ30)Ʒֵ_˜ҪΣUMg2Si^0.9%rϽнڅ GB/T52371—2000˜Ҫ6063XϽT5B(ti)Ͳĵσb≥160MPaT6B(ti)Ͳσb≥205MPa`CԓϽĿ^߿_260MPaa(chn)Ӱغܴܶ__@ôߡCϵĿ]ͲļҪȸܴ_a(chn)ƷϘ˜ҪҪʹϽڔDa(chn)Ч҂OӋϽȕrT5B(ti)؛Ͳȡ200MPaOӋֵĈD1֪QQDƬ20141225000200_.jpg200MPaҕrMg2Sis08%T6B(ti)Ͳģ҂?ni)OӋֵ230 MPa˕rMg2Siߵ095%

213MgĴ_ Mg2Siһ(jng)_MgɰʽӋ㣺 Mg%=1.73×Mg2Si%/2.73

214SiĴ_ Siĺ횝MMgγMg2SiҪMg2SiMgSiԭ|֮ȞMg/Si=173 ԻSiSi=Mg/173 nj`CSiMϕra(chn)ĺϽ俹ƫͶϸ@ȻǺϽMg2Si(sh)ԭǺϽеFeMns|ԪؓZSiFecSiγALFeSiϽбҪ^ʣSiaSiēpʧϽ^ʣSi߀߿aáϽȵMg2Si^ʣSiؕI֮ϽFeƫߕrSi߀ܽFeIJӰ푡SiͺϽԺgSi^кĿơҏS(j)H(jng)J^ʣSix009% 013%(ni)DZ^õ ϽSiǣSi%=(Si+Si^)%

ƷQQDƬ20141225000303_.jpg

31MgĿƷ Mgȼ۟rПpڴ_MgĿƷrҪ]p`ܷŵ̫Ͻʧ҂(j)(jng)ͱSϡ۟ͻˮƽMgIJӷ004%֮(ni)T5Ͳȡ047%050%T6Ͳȡ057%060%

32SiĿƷ Mgķ_SiĿƷMg/Siȁ_ԓSSi^009%013%Mg/Si118132֮g

336063XϽT5T6B(ti)ͲĻWɷֵx񷶇Ҫ׃Ͻɷ֕r댢Mg2Siӵ095%Աa(chn)T6Ͳĕr^Siޅ^(q)gMg06%ҵλü˕rSis046%Si^011%Mg/Si1

34YZ (j)ҏSĽ(jng)򞣬6063XϽͲMg2Si075%080%(ni)ȫ܉MWܵҪDϵ(sh)(ڻ30)r£ͲĵĿȶ̎200240 MPa(ni)@ӿƺϽ𣬲HԺڔDgԸߺͱ̎ܺãҿɹ(ji)sϽԪ߀؄eע⌦s|FeMЇFe^ߣʹDӴDı|׃^ɫӴɫҰoF(xin)e߀ͺϽԺg`CFe015%025%(ni)DZ^

7075-T6XϺF(xin)؛ XCе Wɷ

Si0.20-0.6

FFe: 0.35

~Cu0.10

iMn0.10

VMg0.45-0.9

tCr0.10

\Zn0.10

Ti0.10QQDƬ20150315203503.jpg

õԼ7075-T6XϺF(xin)؛ XCе

XAl

Wܣ7075-T6XϺF(xin)؛ XCе3

σb (MPa)≥250

L σp0.2 (MPa)≥110

L δ5 (%)≥7

ע ҜؿvW

ԇӳߴ磺ֱ≤12.5

 

     ˾һ؞ԣ տǰ|ǰr͑ܵ׌͑ԭt\(chung)hּ gӭϿ͑ǰ텢^ǢՄ҂ԸcVϿ͑yֹMͬ(chung)

ף



һXϽB

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7075-T6XϺF(xin)؛ XCе XϽܶȵȱ^ӽ^(yu)ԺɼӹɸNͲģЃ(yu)ČԺͿgI(y)ϏVʹʹH䓡һЩXϽԲß̎@õęCеܺͿgܡӲXϽAI—Cu—Mgϵһ㺬Mnɟ̎폊cӲȴ^ӲXAlһCu—Mg—Znϵɟ̎폊Ҝ^ߵXϽ𣮵͸gԲߜܛXϽҪAl—Zn—Mg—SiϵϽmȻԪطNǺЃ(yu)ğmַQXϽ[2] 

|Y

XܶСρ=2.7g/cm3sF 1/3cͣ660棩XYʾкܸߵԣδ:32~40%ψ:70~90%ڼӹƳɸNͲġgܺǼXďȺܵͣ˻B(ti) σb ֵs8kgf/mm2ʲYͨ^Lڵa(chn)`ͿƌW˂uԼϽԪؼ\ß̎ȷ폊X@͵õһϵеXϽ һԪγɵĺϽڱּX|pȃ(yu)cͬr߀ܾ^ߵďȣσb ֵքe_ 2460kgf/mm2@ʹ“ȏ”cصıֵ σb/ρ^ܶϽ䓣ɞĽYVڙCе졢\ݔCеCеչI(y)ȷwCęCƤCȳXϽ죬ԜppXϽ䓰ϵĺӣYɜpp50%

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ނXϽģ呹ˇеҪһh(hun)XϽڸߜ^ܛճԴԲճģa(chn)Nȱc(ۯBëѼy)Mһǰ횴ĥނȱcɃtںm(x)ȱcMһU呼U

ނõĹLɰ݆CLС㊵늄С㊵PނǰȽ(jng)gȱcλނ̎ҪA^䌒ȑߌӶȵ510u=2992984653,2699141504&fm=21&gp=0_.jpgNTĻXͲXĻ塢ͰyɫͿX7075-T6XϺF(xin)؛ XCе

ӹ7075-T6XϺF(xin)؛ XCе ĸHһλ(sh)֣ ǰλ(sh)ֱʾľǼӹӲ̎ķ

XϽӹa(chn)Ʒ֞PLFӲ|LY죨LDӲLCLB⣨LTFLQXϽϵĠB(ti)˻MF𣩡ӲY܈RN

Tc

T캆QTһN۽YϽҺ뉺҃(ni)ԸٳģߵǻʹϽҺډ̶γTT췽T^(q)eT췽ҪcǸ߉͸

1Һډǻڸߵĉ½YҊĉ15—100MPa

2ҺԸٳǻͨ10—50/е߀ɳ^80/ͨ^(ni)ڌǻľٶ—(ni)ٶȣ˽Һij͕rg^s0.01—0.2루ҕTĴСͬ(ni)MǻTCTϽcTģljTa(chn)Ҫȱһɡ^Tˇnj@Ҫr(nng)I(y)a(chn)wϵؼԾC\ʹܷ(wn)й(ji)غЧʸߵa(chn)^(ni)|õߴψDӻf(xi)hҎ(gu)ҪĺϸT(yu)T

T

ָϽҺwT͵ԵĴСQϽܷTsTXϽйϽ^

ӰԵغܶҪdzɷضԼϽҺwдڽٻPȾĹwڵĸ؞靲עضȼע׷Qע^ĸߵ

Ha(chn)ںϽѴ_rˏ۟ˇc߀횸T͹ˇԣɰģ͸ģŚ⼰ضȣڲӰT|ǰߝעضȣCϽ

X

XXϽ(jng)ӹһΠIJϽy(tng)QXġġܲġͲĵ7075-T6XϺF(xin)؛ XCе

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7075-T6XϺF(xin)؛ XCеܮa(chn)ƷVơ^b܇܇ߘcSbNϴL~ü XϽ,ȸߺ|pҪӹˇu^廡TIGwoMIGĦFSW

ĥ7075-T6XϺF(xin)؛ XCе  

 

7075-T6XϺF(xin)؛ XCеӲFк,ܛF^

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