MY191760A - Aluminum alloy sheet for magnetic disc, aluminum alloy blank for magnetic disc, and aluminum alloy substrate for magnetic disc - Google Patents

Aluminum alloy sheet for magnetic disc, aluminum alloy blank for magnetic disc, and aluminum alloy substrate for magnetic disc

Info

Publication number
MY191760A
MY191760A MYPI2019006582A MYPI2019006582A MY191760A MY 191760 A MY191760 A MY 191760A MY PI2019006582 A MYPI2019006582 A MY PI2019006582A MY PI2019006582 A MYPI2019006582 A MY PI2019006582A MY 191760 A MY191760 A MY 191760A
Authority
MY
Malaysia
Prior art keywords
aluminum alloy
magnetic disc
mass
less
blank
Prior art date
Application number
MYPI2019006582A
Other languages
English (en)
Inventor
OTSUKA Yasufumi
KOMURO Hideyuki
Kato Yoshinori
Izumi Takahiro
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of MY191760A publication Critical patent/MY191760A/en

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70605—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
MYPI2019006582A 2018-11-15 2019-11-11 Aluminum alloy sheet for magnetic disc, aluminum alloy blank for magnetic disc, and aluminum alloy substrate for magnetic disc MY191760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018214761A JP6640958B1 (ja) 2018-11-15 2018-11-15 磁気ディスク用アルミニウム合金板、磁気ディスク用アルミニウム合金ブランクおよび磁気ディスク用アルミニウム合金サブストレート

Publications (1)

Publication Number Publication Date
MY191760A true MY191760A (en) 2022-07-14

Family

ID=69320943

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2019006582A MY191760A (en) 2018-11-15 2019-11-11 Aluminum alloy sheet for magnetic disc, aluminum alloy blank for magnetic disc, and aluminum alloy substrate for magnetic disc

Country Status (3)

Country Link
JP (1) JP6640958B1 (zh)
CN (1) CN111187952A (zh)
MY (1) MY191760A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY197973A (en) * 2020-04-06 2023-07-25 Uacj Corp Aluminum alloy substrate for magnetic disks, and magnetic disk using said aluminum alloy substrate for magnetic disks
JP7190475B2 (ja) * 2020-12-15 2022-12-15 株式会社Uacj 磁気ディスク用アルミニウム合金基板及び磁気ディスク
JP7252395B2 (ja) * 2021-07-02 2023-04-04 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金板、磁気ディスク用アルミニウム合金ブランクおよび磁気ディスク用アルミニウム合金サブストレート
WO2023276572A1 (ja) * 2021-07-02 2023-01-05 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金板、磁気ディスク用アルミニウム合金ブランクおよび磁気ディスク用アルミニウム合金サブストレート

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495912A (en) * 1978-01-13 1979-07-28 Nippon Telegr & Teleph Corp <Ntt> Aluminum substrate for magnetic disc and manufacture thereof
US4412870A (en) * 1980-12-23 1983-11-01 Aluminum Company Of America Wrought aluminum base alloy products having refined intermetallic phases and method
JPS59193239A (ja) * 1983-04-15 1984-11-01 Mitsubishi Alum Co Ltd 磁気デイスク基板用Ａｌ合金
JPS59193537A (ja) * 1983-04-15 1984-11-02 Mitsubishi Alum Co Ltd 磁気デイスク基板用Ａｌ合金
JPS6176643A (ja) * 1985-03-28 1986-04-19 Nippon Telegr & Teleph Corp <Ntt> 磁気デイスク用アルミニウム基板
JPS627829A (ja) * 1985-07-03 1987-01-14 Showa Alum Corp 磁気デイスク基板用アルミニウム合金
JPH0663061B2 (ja) * 1986-09-02 1994-08-17 株式会社神戸製鋼所 磁気デイスクサブストレ−ト用素材の製造方法
JPH10273749A (ja) * 1996-11-01 1998-10-13 Kobe Steel Ltd 磁気ディスク基盤用アルミニウム合金板及びその製造方法
CN1176237C (zh) * 2002-03-01 2004-11-17 清华大学 一种高镁低硅富含锰铬的耐蚀铝合金
JP5325472B2 (ja) * 2007-09-05 2013-10-23 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金基板およびその製造方法
US20090159160A1 (en) * 2007-12-20 2009-06-25 Commonwealth Industries, Inc. Method for making high strength aluminum alloy sheet and products made by same
JP5325869B2 (ja) * 2010-11-02 2013-10-23 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金基板およびその製造方法
JP5903031B2 (ja) * 2011-12-26 2016-04-13 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金基板およびその製造方法
JP5973952B2 (ja) * 2013-04-19 2016-08-23 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金基板およびその製造方法
JP6667189B2 (ja) * 2015-09-29 2020-03-18 株式会社Uacj タブ用アルミニウム合金板及びその製造方法
JP6679269B2 (ja) * 2015-10-22 2020-04-15 株式会社Uacj 高エネルギービーム溶接用Ａｌ合金材
JP6679296B2 (ja) * 2015-12-17 2020-04-15 株式会社Uacj 高エネルギービーム溶接用Ａｌ合金材及びその製造方法
CN107022698A (zh) * 2016-02-02 2017-08-08 中兴通讯股份有限公司 一种高导热压铸铝合金及其制备方法
WO2017163943A1 (ja) * 2016-03-25 2017-09-28 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金ブランクおよび磁気ディスク用アルミニウム合金サブストレート
MX2018015415A (es) * 2016-06-28 2019-05-27 Novelis Inc Aleaciones de aluminio de calidad anodizado y productos y metodos relacionados.
CN106244872A (zh) * 2016-08-30 2016-12-21 吉林化工学院 一种高耐蚀性的船用Al‑Mg铝合金中厚板材的制备方法

Also Published As

Publication number Publication date
CN111187952A (zh) 2020-05-22
JP6640958B1 (ja) 2020-02-05
JP2020087485A (ja) 2020-06-04

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