KR970707314A - 결정립계간 내식성이 향상된 AlSiMgCu 합금 제품 및 그 제조 방법(METHOD FOR MAKING AlSiMgCu ALLOY PRODUCTS HAVING ENHANCED INTERCRYSTALLINE CORROSION RESISTANCE) - Google Patents

결정립계간 내식성이 향상된 AlSiMgCu 합금 제품 및 그 제조 방법(METHOD FOR MAKING AlSiMgCu ALLOY PRODUCTS HAVING ENHANCED INTERCRYSTALLINE CORROSION RESISTANCE)

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KR970707314A
KR970707314A KR1019970702642A KR19970702642A KR970707314A KR 970707314 A KR970707314 A KR 970707314A KR 1019970702642 A KR1019970702642 A KR 1019970702642A KR 19970702642 A KR19970702642 A KR 19970702642A KR 970707314 A KR970707314 A KR 970707314A
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range
alsimgcu
annealing
temperature
corrosion resistance
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KR1019970702642A
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데니스 베셰
티모시 바르네
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쟝-끌로드 무조
뻬쉬니 레나루
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/05—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys of the Al-Si-Mg type, i.e. containing silicon and magnesium in approximately equal proportions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/057—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with copper as the next major constituent

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  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Conductive Materials (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Extrusion Of Metal (AREA)
  • Metal Rolling (AREA)

Abstract

결정립계 부식에 대해 둔감화 처리된 고강도 압연 또는 압출된 AlSiMgCu 알루미늄 합금 제품을 제조하는 방법은 다음의 조성(중량 단위), 즉 Si:0.7-1.3%, Mg:0.6-1.1%, Cu:0.5-1.1%, Mn:0.3-0.8%, Zr:0.20%, Fe:0.30%, Zn:1%, Ag:1%, Cr:0.25% 기타 원소: 각각에 대해0.05%및 전체에 대해 0.15%, 나머지: 알루미늄의 조성 및 Mg/Si1의 관계를 가진 판재 또는 빌레트를 주조하는 단계와; 470℃∼570℃의 범위에서 상기 판재 또는 빌레트를 균질화 처리하는 단계와; 열간 가공 및 선택적으로 냉간 가공하는 단계와; 540℃∼570℃의 범위에서 용체화 처리하는 단계와; 담금질 처리하는 단계와; 150℃∼250℃범위, 바람직하게는 165℃∼220℃ 범위의 적어도 하나의 온도대로 구성되고, 175℃에서 30h∼300h의 범위인 균등한 시간에서 측정된 총공정 길이를 가지는 풀림 처리하는 단계로 구성된다. 전술한 조성을 가지고, 결정립계간 부식에 대해 둔감화 처리되었을 때에 T6 상태에서 보다 0.5 MS/m 더 높은 전도율을 가지 제품의 또한 개시되어 있다. 그와 같은 제품은 특히 항공기 동체 또는 철도 차량 또는 도로 차량용 구조용 부재를 제조하는데 적합하다.

Description

결정립계간 내식성이 향상된 AlSiMgCu 합금 제품 및 그 제조 방법(METHOD FOR MAKING AlSiMgCu ALLOY PRODUCTS HAVING ENHANCED INTERCRYSTALLINE CORROSION RESISTANCE)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (11)

  1. 결정립계간 내식성이 우수한 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법으로서, 다음의 조성을 갖는 판재 또는 빌레트를 주조하는 단계와, Si:0.7-1.3%, Mg:0.6-1.1%, Cu:0.5-1.1%, Mn:0.3-0.8%, Zr:〈0.20%, Fe:〈0.30%, Zn:〈1%, Ag:〈1%, Cr:〈0.25% 기타 원소: 각각에 대해〈0.05%및 전체에 대해 〈0.15%, 나머지: 알루미늄의 조성 및 Mg/Si:〈1, 470℃∼570℃의 범위에서 상기 판재 또는 빌레트를 균질화 처리하는 단계와; 열간 가공 및, 선택적으로는, 냉간 가공하는 단계와, 540℃∼570℃의 범위에서 용체화 열처리하는 단계와; 담금질하는 단계와, 175℃에서의 균등한 기간으로서 측정된 총기간이 30h∼300h의 범위이고, 적어도 하나의 온도대가 150℃∼250℃범위 바람직하게는 165℃∼220℃ 범위에서 풀림 처리하는 단계로 구성되는 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  2. 제1항에 있어서, 상기 Zn 함랸은 1.5%∼1%의 범위인 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  3. 제1항 또는 제2항에 있어서, 상기 풀림 처리는 150℃∼250℃ 범위, 바람직하게는 165℃∼220℃범위인 온도에서의 하나의 온도대와, 170℃∼270℃범위인 더 높은 온도에서의 또 다른 온도대로 구성되는 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  4. 제3항에 있어서, 175℃에서 풀림 처리하기 위한 균등한 기간은 30h-120h의 범위에 속하는 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  5. 제4항에 있어서, 175℃에서 풀림 처리하기 위한 균등한 기간은 70h-120h의 범위에 속하는 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  6. 제1항 또는 제2항에 있어서, 상기 풀림 처리하는 단일 온도대로 구성되고, 175℃에서 그것의 균등한 기간은 150h∼250h의 범위에 속하는 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄 합금 제품의 제조 방법.
  7. 다음의 조성(중량 단위)을 갖는 고강도 AlSiMgCu 알루미늄의 압연 또는 압출제품으로서, Si:0.7-1.3%, Mg:0.6-1.1%, Cu:0.5-1.1%, Mn:0.3-0.8%, Zr:〈0.20%, Fe:〈0.30%, Zn:〈1%, Ag:〈1%, Cr:〈0.25% 기타 원소: 각각에 대해〈0.05%및 전체에 대해 〈0.15%, 및 Mg/Si :〈 1, 결정립계간 부식에 대해 둔감화 처리되었고, 이 둔감화 처리된 상태에서 전기 전도율은 T6 상태에서 측정된 것보다 적어도 0.5 MS/m더 높은 것을 특징으로 하는 고강도 AlSiMgCu 알루미늄의 압연 또는 압출 제품.
  8. 제1항 내지 제6항 중 어느 한 항에 따른 방법에 의해 제조된 압연 또는 압출 제품으로부터 성형된 항공기동체 부재.
  9. 제7항에 따른 압연 또는 압출 제품으로부터 성형된 항공기 동체 부재.
  10. 제1항 내지 제6항 중 어느 한 항에 따른 방법에 의해 제조된 압연 또는 압출 제품으로부터 성형된 철도 또는 도로 차량용의 구조용 부재.
  11. 제7항에 따른 제품으로부터 성형된 철도 또는 도로 차량용의 구조용 부재.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970702642A 1994-10-25 1995-10-24 결정립계간 내식성이 향상된 AlSiMgCu 합금 제품 및 그 제조 방법(METHOD FOR MAKING AlSiMgCu ALLOY PRODUCTS HAVING ENHANCED INTERCRYSTALLINE CORROSION RESISTANCE) KR970707314A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9413047A FR2726007B1 (fr) 1994-10-25 1994-10-25 Procede de fabrication de produits en alliage alsimgcu a resistance amelioree a la corrosion intercristalline
FR94/13047 1994-10-25
PCT/FR1995/001412 WO1996012829A1 (fr) 1994-10-25 1995-10-24 Procede de fabrication de produits en alliage alsimgcu a resistance amelioree a la corrosion intercristalline

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KR970707314A true KR970707314A (ko) 1997-12-01

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US (1) US5858134A (ko)
EP (1) EP0787217B1 (ko)
JP (1) JPH10512924A (ko)
KR (1) KR970707314A (ko)
CA (1) CA2202184A1 (ko)
DE (1) DE69502508T2 (ko)
FR (1) FR2726007B1 (ko)
WO (1) WO1996012829A1 (ko)

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FR2568590B1 (fr) * 1984-07-31 1987-02-27 Cegedur Alliage d'aluminium type a-sg a haute resistance pour produits files ou matrices
JPH0570907A (ja) * 1991-04-30 1993-03-23 Sumitomo Light Metal Ind Ltd 成形加工用アルミニウム合金材の製造法
FR2683828B1 (fr) * 1991-11-18 1994-08-26 Cezus Cie Europ Zirconium Procede de fabrication de toles a structure homogene en zircaloy 2 ou en zircaloy 4.
JPH06136478A (ja) * 1992-10-23 1994-05-17 Kobe Steel Ltd 成形加工性に優れた焼付硬化型Ａｌ合金板及びその製造方法
US5616189A (en) * 1993-07-28 1997-04-01 Alcan International Limited Aluminum alloys and process for making aluminum alloy sheet
FR2710657B1 (fr) * 1993-09-28 1995-11-10 Pechiney Rhenalu Procédé de désensibilisation à la corrosion intercristalline des alliages d'Al séries 2000 et 6000 et produits correspondants.
US5503690A (en) * 1994-03-30 1996-04-02 Reynolds Metals Company Method of extruding a 6000-series aluminum alloy and an extruded product therefrom

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DE69502508D1 (de) 1998-06-18
CA2202184A1 (fr) 1996-05-02
JPH10512924A (ja) 1998-12-08
FR2726007A1 (fr) 1996-04-26
WO1996012829A1 (fr) 1996-05-02
US5858134A (en) 1999-01-12
EP0787217A1 (fr) 1997-08-06
DE69502508T2 (de) 1998-09-10
FR2726007B1 (fr) 1996-12-13
EP0787217B1 (fr) 1998-05-13

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