·442 工程科学学报，第39卷，第3期 (田福泉，李念奎，崔建忠.超高强铝合金强韧化的发展过程 [17]Ma C Q,Hou L G,Zhang J S,et al.Experimental and numeri- 及方向.轻合金加工技术，2005,33(12)：1) cal investigations of the plastic deformation during multi-pass [5]Spiedel M O.Stress corrosion cracking of aluminum alloys.Metall asymmetric and symmetric rolling of high-strength aluminum al- Trans A,1975,6:631 loys.Mater Sci Forum,2014,794796:1157 6]Osaki S,Itoh D.Nakai M.SCC properties of 7050 series alumi- [18]Tsai TC,ChuangT H.Relationship between electrical conduc- num alloys in T6 and RRA tempers.Jpn Inst Light Met,2001,51 tivity and stress corrosion cracking susceptibility of Al 7075 and (4):222 Al 7475 alloys.Corrosion,1996,52(6):414 Ramgopal T,Gouma PI,Frankel G S.Role of grain-boundary 09] Dumont D,Deschamps A,Brechet Y.On the relationship be- precipitates and solute depleted zone on the intergranular corrosion tween microstructure,strength and toughness in AA7050 alumi- of aluminum alloy 7150.Corrosion,2002,58(8):687 num alloy.Mater Sci 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M.Effect of double thermomechanical ment of an Al-Zn-Mg-Cu alloy.Acta Mater,2010,58 (14): treatments on the properties of 7075 Al alloy.J Mater Process 4814 Technol,1996,62(1):76 [15]Li G F,Zhang X M,Li P H,et al.Effects of retrogression heat- [27] Berg L.K,Gjonnes J,Hansen V,et al.GP-gones in Al-Zn-Mg ing rate on microstructures and mechanical properties of alumi- alloys and their role in artificial aging.Acta Mater,2001,49 num alloy 7050.Trans Nonferrous Met Soc China,2010,20 (17):3443 (6):935 [28]Buha J,Lumley R N,Crosky A G.Secondary ageing in an alu- [16]Zhong L,Ma YY,Xie Y C.The Production Technique for Alu- minium alloy 7050.Mater Sci Eng A,2008,492(1):1 minum Alloy Plate.Beijing:Metallurgical Industry Press,2009 229]Kumar M,Poletti C.Degischer H P.Precipitation kinetics in (钟利，马英义，谢延翠.铝合金中厚板生产技术.北京：治 warm forming of AW-7020 alloy.Mater Sci Eng A,2013,561: 金工业出版社，2009) 362工程科学学报，第 39 卷，第 3 期 ( 田福泉，李念奎，崔建忠． 超高强铝合金强韧化的发展过程 及方向． 轻合金加工技术，2005，33( 12) : 1) ［5］ Spiedel M O． Stress corrosion cracking of aluminum alloys． Metall Trans A，1975，6: 631 ［6］ Osaki S，Itoh D，Nakai M． SCC properties of 7050 series alumi￾num alloys in T6 and ＲＲA tempers． Jpn Inst Light Met，2001，51 ( 4) : 222 ［7］ Ｒamgopal T，Gouma P I，Frankel G S． Ｒole of grain-boundary precipitates and solute depleted zone on the intergranular corrosion of aluminum alloy 7150． Corrosion，2002，58( 8) : 687 ［8］ Puiggali M，Zienlinski A，Olive J M，et al． Effect of microstruc￾ture on stress corrosion cracking of an Al--Zn--Mg--Cu alloy． Corros Sci，1998，40( 4) : 805 ［9］ Cina B M． Ｒeducing the Susceptibility of Alloys，Particularly Alu￾minium Alloys， to Stress Corrosion Cracking: US Patent， 3856584． 1974--12--24 ［10］ Kanno M，Araki I，Cui Q． Precipitation behaviour of 7000 alloys during retrogression and reaging treatment． Mater Sci Technol， 1994，10: 599 ［11］ Park J K． Influence of retrogression and reaging treatments on the strength and stress corrosion resistance of aluminium alloy 7075-- T6． Mater Sci Eng A，1988，103( 2) : 223 ［12］ Ｒobinson J S，Tanner D A，Whelan S D． Ｒetrogression，reaging and residual stresses in 7010 forgings． Fatigue Fract Eng Mater Struct，1999，22( 1) 51 ［13］ Viana F，Pinto A M P，Santos H M C，et al． Ｒetrogression and re-ageing of 7075 aluminium alloy: microstructural characteriza￾tion． J Mater Process Technol，1999，92-93: 54 ［14］ Marlaud T，Deschamps A，Bley F，et al． Evolution of precipitate microstructures during the retrogression and re-ageing heat treat￾ment of an Al--Zn--Mg--Cu alloy． Acta Mater，2010，58( 14) : 4814 ［15］ Li G F，Zhang X M，Li P H，et al． Effects of retrogression heat￾ing rate on microstructures and mechanical properties of alumi￾num alloy 7050． Trans Nonferrous Met Soc China，2010，20 ( 6) : 935 ［16］ Zhong L，Ma Y Y，Xie Y C． The Production Technique for Alu￾minum Alloy Plate． Beijing: Metallurgical Industry Press，2009 ( 钟利，马英义，谢延翠． 铝合金中厚板生产技术． 北京: 冶 金工业出版社，2009) ［17］ Ma C Q，Hou L G，Zhang J S，et al． Experimental and numeri￾cal investigations of the plastic deformation during multi-pass asymmetric and symmetric rolling of high-strength aluminum al￾loys． Mater Sci Forum，2014，794-796: 1157 ［18］ Tsai T C，Chuang T H． Ｒelationship between electrical conduc￾tivity and stress corrosion cracking susceptibility of Al 7075 and Al 7475 alloys． Corrosion，1996，52( 6) : 414 ［19］ Dumont D，Deschamps A，Brechet Y． On the relationship be￾tween microstructure，strength and toughness in AA7050 alumi￾num alloy． Mater Sci Eng A，2003，356( 1) : 326 ［20］ Sha G，Cerezo A． Early-stage precipitation in Al--Zn--Mg--Cu al￾loy ( 7050) ． Acta Mater，2004，52( 15) : 4503 ［21］ Ning A L． Effect of Precipitates and its Distribution on Mechanical Properties of High-strength Aluminum Alloy ［Dissertation］． Changsha: Central South University，2007 ( 宁爱林． 析出相及其分布对高强铝合金力学性能的影响 ［学位论文］． 长沙: 中南大学，2007) ［22］ Song Ｒ． G，Dietzel W，Zhang B J，et al． Stress corrosion crack￾ing and hydrogen embrittlement of an Al--Zn--Mg--Cu Alloy． Acta Mater，2004，52( 16) : 4727 ［23］ Meng Q C，Fan X G，Ｒen S Y，et al． Comparison of microstruc￾ture and corrosion properties of Al--Zn--Mg--Cu alloys 7150 and 7010． Trans Nonferrous Met Soc China，2006，16( A3) : s1356 ［24］ Yu Y N． Principles of Metal Science． Beijing: Metallurgical In￾dustry Press，2000 ( 余永宁． 金属学原理． 北京: 冶金工业出版社，2000) ［25］ Huo W T，Hou L G，Lang Y J，et al． Improved thermo-mechan￾ical processing for effective grain refinement of high-strength AA 7050 Al alloy． Mater Sci Eng A，2015，626: 86 ［26］ El-Baradie Z M，El-Sayed M． Effect of double thermomechanical treatments on the properties of 7075 Al alloy． J Mater Process Technol，1996，62( 1) : 76 ［27］ Berg L K，Gjnnes J，Hansen V，et al． GP-zones in Al--Zn--Mg alloys and their role in artificial aging． Acta Mater，2001，49 ( 17) : 3443 ［28］ Buha J，Lumley Ｒ N，Crosky A G． Secondary ageing in an alu￾minium alloy 7050． Mater Sci Eng A，2008，492( 1) : 1 ［29］ Kumar M，Poletti C，Degischer H P． Precipitation kinetics in warm forming of AW--7020 alloy． Mater Sci Eng A，2013，561: 362 · 244 ·