6061X X Sҹ
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6063XϽVڽXTĻĿ˱CTĻиߵĿLbܡgܺbXϽͲľCܵҪhhڹI(y)ͲĘ˜ʡ ڇҘ˜GB/T3190Ҏ(gu)6063XϽɷַWɷֵȡֵͬõͬIJ|WɷֵķܴrܲںܴȲӣͲĵľCܕo
B
6063XϽVڽXTĻĿ˱CTĻиߵĿLܡbgܺbXϽͲľCܵҪhhڹI(y)ͲĘ˜ʡ ڇҘ˜GB/T3190Ҏ(gu)6063XϽɷַWɷֵȡֵͬõͬIJ|WɷֵķܴrܲںܴȲͲĵľCܕo
Wɷ
6063XϽĻWɷֳɞa(yu)|XϽͲĵ^Ҫһh(hun)
ܵӰ
6063XϽAL-Mg-SiϵоеȏȵĿɟ̎폊ϽMgSiҪϽԪ(yu)xWɷֵҪǴ_MgSiİٷֺ(|֔ͬ)
1.1MgúӰ MgSiMɏMg2SiMgĺMg2SiĔ̎폊ЧͲĵĿȾ׃οҲS֮ӴϽ½ӹ׃g׃ġ
6061X X Sҹ
1.2SiúӰ SiĔʹϽеMgMg2SiʽڣԴ_Mgõõֵİl(f)]SSiӣϽľ׃ԼӴT׃ã̎폊ЧͲĵĿ߶Խͣg׃
x
6061X X Sҹ
僵ȹI(y)档
Ŀǰ҇ʯI(y)ͻҎ(gu)ģȫl(f)չδ5Ԍֿɳm(x)l(f)չȔʮǧfbúͰfϩbÌM½ĔUʯyTͷm_ˏV韵Ј⣬ĿǰȸS\еĸNͱѽfϻº
Uٺvcϸ¼gwǣϩďUf800900z϶ȵۻtϩͽٰl(f)ɽȻ̼ˮȫͽٰl(f)Ķa***|***
U_U -¼g
2.1Mg2SiĴ_
2.1.1Mg2SiںϽе Mg2SiںϽSضȵ׃ܽԲͬΑB(ti)ںϽ: (1)ɢβwMg2Siɢ|cһN(wn)Sضȵ߶L (2)^β βLɵg(wn)ҲSضȵ߶L (3)ββ Lɵķ(wn)ۼھ֦ Mg2SiǮ̎βɢB(ti)ĕrβ׃β^̾Ǐ^̣֮tܛ^
2.1.2Mg2Six 6063XϽğ̎폊ЧSMg2SiӶӴMg2Si0.71%~1.03%ȕr俹SMg2SiӽƾԵ׃οҲߣӹ׃yMg2SiС0.72%rڔDϵƫС(Сڻ30)Ʒֵ_˜ҪΣUMg2Si^0.9%rϽнڅݡ GB/T5237.1-2000˜Ҫ6063XϽT5B(ti)Ͳĵσb≥160MPaT6B(ti)Ͳσb≥205MPa`C.ԓϽĿ^߿_260MPaaӰغܴܶ࣬__@ôCϵĿ]ͲļҪȸܴ_aƷϘ˜ҪҪʹϽڔDaЧ҂OӋϽȕrT5B(ti)؛Ͳȡ200MPaOӋֵĈD1֪200MPaҕrMg2Sis0.8%T6B(ti)Ͳ҂ȡOӋֵ230 MPa˕rMg2Siߵ0.95%
2.1.3MgĴ_ Mg2Siһ_MgɰʽӋ: Mg%=(1.73×Mg2Si%)/2.73
2.1.4SiĴ_ Siĺ횝MMgγMg2SiҪMg2SiMgSiԭ|֮ȞMg/Si=1.73 ԻSiSi=Mg/1.73 nj`CSiMϕraĺϽ俹ƫͶϸ@ȻǺϽMg2Si¡ԭǺϽеFeMns|ԪؓZSiFecSiγALFeSiϽбҪ^ʣSiaSiēpʧϽ^ʣSi߀߿aϽȵMg2Si^ʣSiؕI֮ϽFeƫߕrSi߀ܽFeIJӰSiͺϽԺgSi^кĿҏSHJ^ʣSix0.09% ~0.13%DZ^õ ϽSi:Si%=(Si+Si^)%
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3.1MgĿƷ Mgȼ۟rПpڴ_MgĿƷrҪ]p`ܷŵ̫Ͻʧ҂ͱSϡ۟ͻˮƽMgIJӷ0.04%֮ȣT5Ͳȡ0.47%~0.50%T6Ͳȡ0.57%~0.60%
3.2SiĿƷ Mgķ_SiĿƷMg/Siȁ_ԓSSi^0.09%~0.13%Mg/Si1.18~1.32֮g
3.36063XϽT5T6B(ti)ͲĻWɷֵxҪ׃Ͻɷ֕r댢Mg2Siӵ0.95%ԱaT6Ͳĕr^Siޅ^(q)gMg0.6%ҵλüɡ˕rSis0.46%Si^0.11%Mg/Si1.
3.4YZ ҏSĽ6063XϽͲMg2Si0.75%~0.80%ȫ܉MWܵҪDϵ(ڻ30)rͲĵĿȶ̎200~240 MPa@ӿƺϽHԺڔDgԸߺͱ̎ܺҿɹ(ji)sϽԪء߀eע⌦s|FeMЇFe^ߣʹDӴDı|׃^ɫӴɫҰoFe߀ͺϽԺgԡ`CFe0.15%~0.25%DZ^
l σ0.2 (MPa)≥75
Uٻ
2g;ԺãXXϽmӲܵĤܶ|a
6061X X Sҹ
U٣U-RΣCU-x_UٽٻʾD
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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:
:
:0.05 Ӌ:0.1
W
W:
σb (MPa):≥250
L σp0.2 (MPa):≥110
L δ5 (%):≥7
ע :ҜؿvW
ԇӳߴ:ֱ≤12.5
港gF
6063XϽgОȫǿAͿƵģֻҪԭϵM؛ϽɷMЧCV1.3~1.7ҌąMЇaƫxMʹVγMg2Si
l(f)F@N踯gcFڱ̎r͑ԓeעÓ֬^УMʹAԲҺlSҲԓԳҺнݵĕrgMs(ϸXϽͲÓ֬Һз20~30mino}І}Ͳֻܷ1~3min)ԺϴˮpHֵҪһЩ(pH>4Cl-)ډAg^бMLgrgкͳrҪʹóҺ^rMͨ̎@ɹİɫgcͲ@ɝMʹҪ
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6061X X Sҹ
؟չʾϢI(y)ṩݵ挍ʴ_ԺͺϷɰl(f)I(y)ؓ؟XW˲ГκαC؟鱣҂hxXW XI(y)ͨTѣՈÑӏϢ挍Լl(f)cY|eҪ
LUʾ(chung)I(y)LUͶY֔p_(chung)\ƽ_Se0571-89937588