KR970705653A - 알루미늄합금시이트 열처리방법(heat treatment process for aluminum alloy sheet) - Google Patents

알루미늄합금시이트 열처리방법(heat treatment process for aluminum alloy sheet)

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Publication number
KR970705653A
KR970705653A KR1019970701434A KR19970701434A KR970705653A KR 970705653 A KR970705653 A KR 970705653A KR 1019970701434 A KR1019970701434 A KR 1019970701434A KR 19970701434 A KR19970701434 A KR 19970701434A KR 970705653 A KR970705653 A KR 970705653A
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South Korea
Prior art keywords
heat treatment
aluminum alloy
alloy sheet
temperature
peak temperature
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KR1019970701434A
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English (en)
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KR100374104B1 (ko
Inventor
알로크 쿠마르 구프타
마이클 제이. 휠러
마이클 잭슨 불
피에르 에이치. 마로이스
Original Assignee
레미욱스 폴 제이.
알칸 인터내셔날 리미티드
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Classifications

    • 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
    • C22F1/043—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 silicon as the next major constituent
    • 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
    • C22C21/02—Alloys based on aluminium with silicon as the next major constituent
    • 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
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
    • 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
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)

Abstract

본 발명은 알루미늄합금시이트의 열처리방법에 관한 것으로, 용체화처리된 알루미늄합금시이트 재료를 제조하는 방법에서의 열간 또는 냉간압연된 알루미늄합금시이트를 담금질에 뒤따르는 어떠한 상온시효경화가 일어나기 전에 용체화처리하는 방법에 있어서, 이 합금시이트를 100내지 300℃ (바람직하게는 130~270℃)의 피크온도범위로 가열하는 단계; 이 재료를 약 1분 이하의 시간대로 상기 피크온도에서 유지하는 단계; 및 상기 합금을 피크온도로부터 85℃ 또는 그 이하의 온도로 냉각하는 단계를 포함하며, 이 방식으로 처리된 시이트 재료는 자동차용 패널에 사용될 수 있으며, 양호한 ″페인트 베이크 반응″, 즉 패널의 페인팅 및 베이킹시에 T4 템퍼로부터 T8X 템퍼로의 항복강도의 증가를 가져오는 것을 특징으로 한다.

Description

알루미늄합금시이트 열처리방법(HEAT TREATMENT PROCESS FOR ALUMINUM ALLOY SHEET)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (16)

  1. 용체화처리된 알루미늄합금시이트 재료 제조방법에서의 열간 또는 냉간압연된 알루미늄합금 시이트를 담금질이 뒤따르는 용체화처리하는 방법에 있어서, 적당한 시효경화에 이르기전에 합금시이트 재료를 100 내지 300℃ 범위의 피크 온도로 재료를 가열하는 적어도 한번의 열처리단계; 상기 재료를 1분 이하의 시간대로 피크온도에서 유지하는 단계; 및 상기 합금을 상기 피크 온도로부터 85℃ 또는 그 이하의 온도로 냉각하는 단계를 함하는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  2. 제1항에 있어서, 상기 재료는 상기 적어도 한번의 열처리에서 130~270℃의 범위내의 피크 온도로 가열되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  3. 제1항에 있어서, 상기 재료는 상기 적어도 한번의 열처리에서 10℃/분 또는 그 이상의 속도로 상기 피크 온도로 가열되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  4. 제1항에 있어서 상기 재료는 상기 적어도 한번의 열처리에서 5~10℃/초의 속도로 상기 피크 온도로 가열되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  5. 제1항에 있어서, 상기 재료는 상기 적어도 한번의 열처리에서 4℃/초 또는 그 이상의 속도로 상기 피크온도로부터 55~85℃ 범위의 온도로 냉각되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  6. 제1항에 있어서, 상기 재료는 상기 적어도 한번의 열처리에서 25℃/초 또는 그 이상의 속도로 상기 피크온도로부터 55~85℃ 범위의 온도로 냉각되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  7. 제5항에 있어서, 상기 재료는 상기 4℃/초 또는 그 이상의 속도로 55~85℃ 범위의 온도로 냉각되어 2℃/hour 이하의 속도로 대기 온도로 더 냉각되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  8. 제1항에 있어서, 상기 재료는 5초 또는 그 이하의 기간동안 상기 피크 온도에서 유지되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
    하는 알루미늄합금시이트 열처리방법.
  9. 제1항에 있어서, 상기 재료는 상기 담금질되어 적어도 한번의 가열단계전에 60℃ 또는 그 이하의 온도를 가지는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  10. 제1항에 있어서, 상기 적어도 한번의 열처리는 상기 담금질 단계중에서 12시간내에 실행되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  11. 제1항에 있어서, 상기 적어도 한번의 열처리는 상기 담금질 단계중에서 1시간내에 실행되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  12. 제1항에 있어서, 상기 시이트 재료는 AL-Mg-Si-Cu 합금인 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  13. 제1항에 있어서, 단일 가열단계가 상기 용체화처리로부터 12시간내에 실행되며, 190~300℃ 범위내의 피크 온도를 수반하는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  14. 제1항에 있어서, 상기 가열단계의 2 내지 4단계가 실행되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  15. 제1항에 있어서, 상기 가열단계의 3단계가 실행되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
  16. 제1항에 있어서, 상기 재료는 상기 적어도 한번의 열처리전 이외에는 상기 용체화처리에 이어 2% 이하로 연신되는 것을 특징으로 하는 알루미늄합금시이트 열처리방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970701434A 1994-09-06 1995-09-05 알루미늄합금시이트제조방법 KR100374104B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US301,172 1981-09-11
US30117294A 1994-09-06 1994-09-06

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KR970705653A true KR970705653A (ko) 1997-10-09
KR100374104B1 KR100374104B1 (ko) 2003-04-18

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US (2) US5728241A (ko)
EP (1) EP0805879B2 (ko)
JP (2) JP4168411B2 (ko)
KR (1) KR100374104B1 (ko)
CN (1) CN1068386C (ko)
AT (1) ATE198915T1 (ko)
BR (1) BR9508997A (ko)
CA (1) CA2197547C (ko)
DE (1) DE69520007T3 (ko)
MX (1) MX9701680A (ko)
NO (1) NO970966L (ko)
WO (1) WO1996007768A1 (ko)

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AU3338995A (en) 1996-03-27
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AU699783B2 (en) 1998-12-17
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