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WO2009047919A1 - 鋳造性に優れた無鉛快削性黄銅 - Google Patents

鋳造性に優れた無鉛快削性黄銅 Download PDF

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Publication number
WO2009047919A1
WO2009047919A1 PCT/JP2008/050145 JP2008050145W WO2009047919A1 WO 2009047919 A1 WO2009047919 A1 WO 2009047919A1 JP 2008050145 W JP2008050145 W JP 2008050145W WO 2009047919 A1 WO2009047919 A1 WO 2009047919A1
Authority
WO
WIPO (PCT)
Prior art keywords
free
castability
lead
excelling
cutting brass
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2008/050145
Other languages
English (en)
French (fr)
Inventor
Toru Uchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toto Ltd
Original Assignee
Toto 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 Toto Ltd filed Critical Toto Ltd
Priority to EP08838524.0A priority Critical patent/EP2196549B1/en
Priority to US12/308,966 priority patent/US8968492B2/en
Priority to CN200880000406.2A priority patent/CN101541986B/zh
Priority to PCT/JP2008/067853 priority patent/WO2009048008A1/ja
Priority to JP2009536980A priority patent/JP5454144B2/ja
Priority to TW097147832A priority patent/TWI452153B/zh
Publication of WO2009047919A1 publication Critical patent/WO2009047919A1/ja
Anticipated expiration legal-status Critical
Priority to JP2013062338A priority patent/JP5454719B2/ja
Priority to JP2014001996A priority patent/JP5858056B2/ja
Priority to US14/603,859 priority patent/US9963764B2/en
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/04—Alloys based on copper with zinc as the next major constituent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K25/00—Details relating to contact between valve members and seats
    • F16K25/005—Particular materials for seats or closure elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Contacts (AREA)
  • Domestic Plumbing Installations (AREA)
  • Conductive Materials (AREA)

Abstract

　鉛を含まず、かつ切削性、鋳造性、機械特性等に優れた黄銅が開示されている。この黄銅は、結晶組織がα相とβ相との合計比率８５％以上であり、Ｃｕを５５ｗｔ％以上７５ｗｔ％未満、Ｂｉを０．３ｗｔ％以上４．０ｗｔ％以下、ＢおよびＳｉを、それぞれをｙｗｔ％およびｘｗｔ％としたとき、０≦ｘ≦２．０、０≦ｙ≦０．３、およびｙ＞－０．１５ｘ＋０．０１５ａｂ（ここで、aは、Ｂｉが０．３≦Ｂｉ＜１ｗｔ％、１≦Ｂｉ＜２ｗｔ％、２≦Ｂｉ≦４ｗｔ％の場合、それぞれ０．２、０．７５、および１であり、bは、見かけ上のＺｎ含有量が、３７ｗｔ％以上３９ｗｔ％未満及び３９ｗｔ％以上４１ｗｔ％未満であるとき１であり、４１ｗｔ％以上４３ｗｔ％未満及び４３ｗｔ％以上４５ｗｔ％以下であるとき０．７５である）の関係を満足する量、そして残部が実質的にＺｎと不可避不純物からなることを特徴とする。
PCT/JP2008/050145 2007-10-10 2008-01-09 鋳造性に優れた無鉛快削性黄銅 Ceased WO2009047919A1 (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
EP08838524.0A EP2196549B1 (en) 2007-10-10 2008-10-01 Lead-free, free-machining brass having excellent castability
US12/308,966 US8968492B2 (en) 2007-10-10 2008-10-01 Lead-free free-machining brass having improved castability
CN200880000406.2A CN101541986B (zh) 2007-10-10 2008-10-01 极具铸造性的无铅易切削加工性黄铜
PCT/JP2008/067853 WO2009048008A1 (ja) 2007-10-10 2008-10-01 鋳造性に優れた無鉛快削性黄銅
JP2009536980A JP5454144B2 (ja) 2007-10-10 2008-10-01 鋳造性に優れた無鉛快削性黄銅
TW097147832A TWI452153B (zh) 2008-01-09 2008-12-09 Excellent lead-free quick-brushed brass
JP2013062338A JP5454719B2 (ja) 2007-10-10 2013-03-25 鋳造性に優れた無鉛快削性黄銅
JP2014001996A JP5858056B2 (ja) 2007-10-10 2014-01-08 鋳造性に優れた無鉛快削性黄銅
US14/603,859 US9963764B2 (en) 2007-10-10 2015-01-23 Lead-free free-machining brass having improved castability

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007264490 2007-10-10
JP2007-264490 2007-10-10

Publications (1)

Publication Number Publication Date
WO2009047919A1 true WO2009047919A1 (ja) 2009-04-16

Family

ID=40549070

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050145 Ceased WO2009047919A1 (ja) 2007-10-10 2008-01-09 鋳造性に優れた無鉛快削性黄銅

Country Status (2)

Country Link
CN (2) CN101407872A (ja)
WO (1) WO2009047919A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015010768A1 (de) * 2013-07-24 2015-01-29 Wieland-Werke Ag Korngefeinte kupfer-gusslegierung mit eisen und bor
CN104357699A (zh) * 2014-09-29 2015-02-18 苏州有色金属研究院有限公司 一种除锡精炼剂及其用途
US10287653B2 (en) 2013-03-15 2019-05-14 Garrett Transportation I Inc. Brass alloys for use in turbocharger bearing applications

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102071336B (zh) * 2011-01-11 2013-01-16 宁波兴敖达金属新材料有限公司 无铅易切削耐腐蚀硅铋黄铜合金
AU2014325066B2 (en) * 2013-09-26 2016-07-14 Mitsubishi Shindoh Co., Ltd. Copper alloy
DE102016002604A1 (de) * 2016-03-03 2017-09-07 Wieland-Werke Ag Zinnhaltige Kupferlegierung, Verfahren zu deren Herstellung sowie deren Verwendung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08503520A (ja) * 1992-06-02 1996-04-16 イデアル−スタンダード ゲゼルシャフト ミット ベシュレンクテル ハフツング 真鍮合金
JP2003277855A (ja) * 2002-03-22 2003-10-02 San-Etsu Metals Co Ltd 無鉛快削黄銅合金材及びその製造方法
JP2005290475A (ja) * 2004-03-31 2005-10-20 Dowa Mining Co Ltd 黄銅およびその製造方法ならびにこれを用いた部品

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100487148C (zh) * 2004-08-10 2009-05-13 三菱伸铜株式会社 晶粒微细化了的铜基合金铸件

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08503520A (ja) * 1992-06-02 1996-04-16 イデアル−スタンダード ゲゼルシャフト ミット ベシュレンクテル ハフツング 真鍮合金
JP2003277855A (ja) * 2002-03-22 2003-10-02 San-Etsu Metals Co Ltd 無鉛快削黄銅合金材及びその製造方法
JP2005290475A (ja) * 2004-03-31 2005-10-20 Dowa Mining Co Ltd 黄銅およびその製造方法ならびにこれを用いた部品

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10287653B2 (en) 2013-03-15 2019-05-14 Garrett Transportation I Inc. Brass alloys for use in turbocharger bearing applications
WO2015010768A1 (de) * 2013-07-24 2015-01-29 Wieland-Werke Ag Korngefeinte kupfer-gusslegierung mit eisen und bor
EP3260561A1 (de) * 2013-07-24 2017-12-27 Wieland-Werke AG Kornfeinung von kupfer-zink-silicium-gusslegierungen mit eisen und bor
CN104357699A (zh) * 2014-09-29 2015-02-18 苏州有色金属研究院有限公司 一种除锡精炼剂及其用途
CN104357699B (zh) * 2014-09-29 2016-06-15 苏州有色金属研究院有限公司 一种除锡精炼剂及其用途

Also Published As

Publication number Publication date
CN101541986A (zh) 2009-09-23
CN101541986B (zh) 2011-11-02
CN101407872A (zh) 2009-04-15

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