BR122013002046B8 - peça de chapa de aço resistente à abrasão - Google Patents

peça de chapa de aço resistente à abrasão

Info

Publication number
BR122013002046B8
BR122013002046B8 BR122013002046A BR122013002046A BR122013002046B8 BR 122013002046 B8 BR122013002046 B8 BR 122013002046B8 BR 122013002046 A BR122013002046 A BR 122013002046A BR 122013002046 A BR122013002046 A BR 122013002046A BR 122013002046 B8 BR122013002046 B8 BR 122013002046B8
Authority
BR
Brazil
Prior art keywords
sheet steel
abrasion resistant
steel part
resistant sheet
abrasion
Prior art date
Application number
BR122013002046A
Other languages
English (en)
Other versions
BR122013002046B1 (pt
Inventor
Beguinot Jean
Brisson Jean-Georges
Original Assignee
Industeel Creusot
Industeel France
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 Industeel Creusot, Industeel France filed Critical Industeel Creusot
Publication of BR122013002046B1 publication Critical patent/BR122013002046B1/pt
Publication of BR122013002046B8 publication Critical patent/BR122013002046B8/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
BR122013002046A 2002-11-19 2003-11-13 peça de chapa de aço resistente à abrasão BR122013002046B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0214424A FR2847270B1 (fr) 2002-11-19 2002-11-19 Procede pour fabriquer une tole en acier resistant a l'abrasion et tole obtenue
BRPI0315697-4B1A BR0315697B1 (pt) 2002-11-19 2003-11-13 processo para a fabricação de uma chapa de aço resistente à abrasão
PCT/FR2003/003359 WO2004048620A1 (fr) 2002-11-19 2003-11-13 Procede pour fabriquer une tole en acier resistant a l'abrasion et tôle obtenue

Publications (2)

Publication Number Publication Date
BR122013002046B1 BR122013002046B1 (pt) 2017-04-25
BR122013002046B8 true BR122013002046B8 (pt) 2017-12-19

Family

ID=32187695

Family Applications (2)

Application Number Title Priority Date Filing Date
BR122013002046A BR122013002046B8 (pt) 2002-11-19 2003-11-13 peça de chapa de aço resistente à abrasão
BRPI0315697-4B1A BR0315697B1 (pt) 2002-11-19 2003-11-13 processo para a fabricação de uma chapa de aço resistente à abrasão

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI0315697-4B1A BR0315697B1 (pt) 2002-11-19 2003-11-13 processo para a fabricação de uma chapa de aço resistente à abrasão

Country Status (20)

Country Link
US (3) US7459041B2 (pt)
EP (1) EP1563104B1 (pt)
JP (1) JP4535877B2 (pt)
KR (1) KR101010570B1 (pt)
CN (1) CN100350061C (pt)
AR (1) AR042071A1 (pt)
AT (1) ATE400667T1 (pt)
AU (1) AU2003290188B2 (pt)
BR (2) BR122013002046B8 (pt)
CA (1) CA2506351C (pt)
DE (1) DE60322092D1 (pt)
ES (1) ES2309377T3 (pt)
FR (1) FR2847270B1 (pt)
PE (1) PE20040487A1 (pt)
PL (1) PL204080B1 (pt)
RU (1) RU2327802C2 (pt)
SI (1) SI1563104T1 (pt)
UA (1) UA80308C2 (pt)
WO (1) WO2004048620A1 (pt)
ZA (1) ZA200504005B (pt)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2847274B1 (fr) * 2002-11-19 2005-08-19 Usinor Piece d'acier de construction soudable et procede de fabrication
FR2847272B1 (fr) * 2002-11-19 2004-12-24 Usinor Procede pour fabriquer une tole en acier resistant a l'abrasion et tole obtenue
US8669491B2 (en) 2006-02-16 2014-03-11 Ravi Menon Hard-facing alloys having improved crack resistance
JP4894296B2 (ja) * 2006-02-28 2012-03-14 Ｊｆｅスチール株式会社 耐摩耗鋼板
JP4894297B2 (ja) * 2006-02-28 2012-03-14 Ｊｆｅスチール株式会社 耐摩耗鋼板
US20080073006A1 (en) * 2006-09-27 2008-03-27 Henn Eric D Low alloy steel plastic injection mold base plate, method of manufacture and use thereof
US8137483B2 (en) * 2008-05-20 2012-03-20 Fedchun Vladimir A Method of making a low cost, high strength, high toughness, martensitic steel
CN101775545B (zh) * 2009-01-14 2011-10-12 宝山钢铁股份有限公司 一种低合金高强度高韧性耐磨钢板及其制造方法
CN102134682B (zh) * 2010-01-22 2013-01-02 宝山钢铁股份有限公司 一种耐磨钢板
CN102199737B (zh) * 2010-03-26 2012-09-19 宝山钢铁股份有限公司 一种600hb级耐磨钢板及其制造方法
DE102010048209C5 (de) * 2010-10-15 2016-05-25 Benteler Automobiltechnik Gmbh Verfahren zur Herstellung eines warmumgeformten pressgehärteten Metallbauteils
DE102010050499B3 (de) * 2010-11-08 2012-01-19 Benteler Automobiltechnik Gmbh Verwendung eines verschleißfesten Stahlbauteils
RU2458177C1 (ru) * 2010-12-03 2012-08-10 Открытое акционерное общество "Магнитогорский металлургический комбинат" Прокат полосовой из борсодержащей марганцовистой стали
JP5873393B2 (ja) * 2011-06-10 2016-03-01 株式会社神戸製鋼所 熱間プレス成形品、その製造方法および熱間プレス成形用薄鋼板
US8869972B2 (en) * 2011-08-20 2014-10-28 Caterpillar Inc. Bimaterial flight assembly for an elevator system for a wheel tractor scraper
UA109963C2 (uk) 2011-09-06 2015-10-26 Катана сталь, яка затвердіває внаслідок виділення часток після гарячого формування і/або загартовування в інструменті, яка має високу міцність і пластичність, та спосіб її виробництва
US9028745B2 (en) * 2011-11-01 2015-05-12 Honeywell International Inc. Low nickel austenitic stainless steel
CN102560272B (zh) * 2011-11-25 2014-01-22 宝山钢铁股份有限公司 一种超高强度耐磨钢板及其制造方法
CN102433505A (zh) * 2011-12-14 2012-05-02 虞海盈 一种生产滚动轴承的材料
CN103205639B (zh) * 2013-03-14 2015-02-18 长安大学 一种装载机铲刀刃及其制备方法
MX2015016224A (es) * 2013-06-07 2016-03-01 Nippon Steel & Sumitomo Metal Corp Material de acero tratado con calor y metodo para la fabricacion del mismo.
CN103320695B (zh) * 2013-06-19 2016-04-13 侯宇岷 一种大直径耐磨钢球及其生产工艺
US20150037198A1 (en) * 2013-07-30 2015-02-05 Caterpillar Inc. Wear resistant high toughness steel
SI2789699T1 (sl) 2013-08-30 2017-06-30 Rautaruukki Oyj Utrjeni vroče valjani jekleni proizvod in metoda za proizvodnjo le-tega
CN103757552B (zh) * 2013-12-17 2016-01-20 界首市华盛塑料机械有限公司 一种切削工具用合金钢材料及其制备方法
RU2546262C1 (ru) * 2014-01-09 2015-04-10 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Износостойкая сталь и изделие, выполненное из нее
CN103898299B (zh) * 2014-04-04 2016-04-13 北京科技大学 一种2400MPa级低成本纳米贝氏体钢的制备方法
CN104032216A (zh) * 2014-06-27 2014-09-10 张家港市佳威机械有限公司 一种复合锰钢合金
CN104152820A (zh) * 2014-07-16 2014-11-19 安徽省三方耐磨股份有限公司 一种新型合金衬板
CN104131224A (zh) * 2014-07-25 2014-11-05 合肥市东庐机械制造有限公司 一种耐磨抗冲击性合金钢及其制造方法
CN104099534B (zh) * 2014-08-01 2016-08-17 宁国市南方耐磨材料有限公司 一种球磨机用耐磨钢球
CN104152808B (zh) * 2014-08-24 2017-02-15 长兴德田工程机械股份有限公司 一种含硼高硅贝氏体耐磨耐蚀合金及其制造方法
CN104213041B (zh) * 2014-08-28 2016-08-17 南京赛达机械制造有限公司 汽轮机叶片用耐磨损钢及其生产工艺
RU2556189C1 (ru) * 2014-09-15 2015-07-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) Легкообрабатываемая конструкционная среднеуглеродистая хромомарганцевоникельмолибденовая сталь
RU2557860C1 (ru) * 2014-09-15 2015-07-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) Легкообрабатываемая конструкционная хромомарганцевомолибденовая сталь
CN105506481B (zh) * 2014-09-29 2018-03-20 铜陵有色金神耐磨材料有限责任公司 一种耐冲击合金磨球的制作方法
DE102014017273A1 (de) * 2014-11-18 2016-05-19 Salzgitter Flachstahl Gmbh Hochfester lufthärtender Mehrphasenstahl mit hervorragenden Verarbeitungseigenschaften und Verfahren zur Herstellung eines Bandes aus diesem Stahl
RU2586933C1 (ru) * 2015-06-08 2016-06-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) Мартенситная коррозионно-стойкая хромсодержащая сталь с улучшенной обрабатываемостью резанием
RU2606825C1 (ru) * 2015-06-24 2017-01-10 Федеральное Государственное Унитарное Предприятие "Центральный Научно-Исследовательский Институт Конструкционных Материалов "Прометей" (Фгуп "Цнии Км "Прометей") Высокопрочная износостойкая сталь для сельскохозяйственных машин (варианты)
CN105018863A (zh) * 2015-07-13 2015-11-04 江苏曜曜铸业有限公司 一种用于离合器壳模具的合金
CN105039864A (zh) * 2015-07-13 2015-11-11 江苏曜曜铸业有限公司 一种用于主轴箱模具的合金
CN105316572A (zh) * 2015-11-25 2016-02-10 怀宁县明月矿山开发有限责任公司 一种矿山机械用耐磨钢板
CN105568142B (zh) * 2016-03-09 2017-07-28 桂林电子科技大学 一种高强韧性低合金耐磨钢挖掘机斗齿及其制备方法
DE102016203969A1 (de) * 2016-03-10 2017-09-14 Thyssenkrupp Ag Verfahren zur Wärmebehandlung eines Flachproduktes aus Stahl, wärmebehandeltes Flachprodukt aus Stahl sowie seine Verwendung
CN105779891B (zh) * 2016-04-15 2018-01-05 芜湖德业摩擦材料有限公司 一种用于刹车片的高硬度摩擦块的制备方法
CN105886946B (zh) * 2016-04-15 2018-06-08 芜湖德业摩擦材料有限公司 一种刹车片摩擦块的制备方法
CN109072366B (zh) * 2016-04-19 2020-09-01 杰富意钢铁株式会社 耐磨损钢板及耐磨损钢板的制造方法
CN106636919A (zh) * 2016-12-09 2017-05-10 天长市天龙泵阀成套设备厂 耐磨合金钢
CN106811680A (zh) * 2016-12-28 2017-06-09 芜湖市永帆精密模具科技有限公司 一种低合金抗冲击耐磨钢球及其制备方法
RU2660786C1 (ru) * 2017-12-19 2018-07-09 Юлия Алексеевна Щепочкина Сплав на основе железа
AU2019340624B2 (en) * 2018-09-12 2021-11-11 Jfe Steel Corporation Steel material and method of producing same
KR102314432B1 (ko) * 2019-12-16 2021-10-19 주식회사 포스코 저온 충격인성이 우수한 고경도 내마모강 및 이의 제조방법
CN111647820B (zh) * 2020-06-15 2022-01-11 山东建筑大学 一种先进高强度钢及其分段制备方法与应用
CN111690880B (zh) * 2020-08-08 2021-11-19 湖南长重机器股份有限公司 一种斗轮机料斗耐冲击衬板
KR102498144B1 (ko) * 2020-12-18 2023-02-08 주식회사 포스코 저온 충격인성이 우수한 고경도 방탄강 및 이의 제조방법
CN112695253B (zh) * 2020-12-22 2021-12-03 江西耐普矿机股份有限公司 一种含碳化物高强韧性贝氏体耐磨钢及其制备方法
CN112899571B (zh) * 2021-01-19 2022-03-08 山东钢铁股份有限公司 一种耐疲劳耐腐蚀锻压用圆钢及其制备方法
CN113444985B (zh) * 2021-05-24 2022-10-21 北京中永业科技有限公司 一种钢铁材料及其制备方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE426177B (sv) * 1979-12-03 1982-12-13 Uddeholms Ab Varmarbetsstal
US4348800A (en) * 1980-04-14 1982-09-14 Republic Steel Corporation Production of steel products with medium to high contents of carbon and manganese and superior surface quality
JPS5861219A (ja) * 1981-09-28 1983-04-12 Nippon Steel Corp 耐遅れ破壊性にすぐれた高張力強靭鋼
JPH075970B2 (ja) * 1989-12-18 1995-01-25 住友金属工業株式会社 高炭素薄鋼板の製造方法
US5284529A (en) * 1990-06-06 1994-02-08 Nkk Corporation Abrasion-resistant steel
JPH0441616A (ja) * 1990-06-06 1992-02-12 Nkk Corp 低硬度で且つ耐摩耗性および曲げ加工性に優れた耐摩耗鋼の製造方法
US5393358A (en) * 1990-12-03 1995-02-28 Nkk Corporation Method for producing abrasion-resistant steel having excellent surface property
JP3273391B2 (ja) * 1993-12-16 2002-04-08 新日本製鐵株式会社 良加工性耐摩耗鋼厚板の製造方法
FR2726287B1 (fr) * 1994-10-31 1997-01-03 Creusot Loire Acier faiblement allie pour la fabrication de moules pour matieres plastiques ou pour caoutchouc
FR2729974B1 (fr) * 1995-01-31 1997-02-28 Creusot Loire Acier a haute ductilite, procede de fabrication et utilisation
FR2733516B1 (fr) 1995-04-27 1997-05-30 Creusot Loire Acier et procede pour la fabrication de pieces a haute resistance a l'abrasion
JPH09249935A (ja) * 1996-03-13 1997-09-22 Sumitomo Metal Ind Ltd 耐硫化物応力割れ性に優れる高強度鋼材とその製造方法
GB9608108D0 (en) * 1996-04-19 1996-06-26 Naco Inc Steel Castings
CN1074468C (zh) * 1997-01-28 2001-11-07 山东工业大学 多元微合金化空冷贝氏体钢
US5865385A (en) * 1997-02-21 1999-02-02 Arnett; Charles R. Comminuting media comprising martensitic/austenitic steel containing retained work-transformable austenite
DE19710125A1 (de) * 1997-03-13 1998-09-17 Krupp Ag Hoesch Krupp Verfahren zur Herstellung eines Bandstahles mit hoher Festigkeit und guter Umformbarkeit
JP3475706B2 (ja) * 1997-03-28 2003-12-08 住友金属工業株式会社 被削性に優れた高強度高靱性調質鋼材
DZ2530A1 (fr) * 1997-12-19 2003-02-01 Exxon Production Research Co Procédé de préparation d'une tôle d'acier cette tôle d'acier et procédé pour renforcer la resistanceà la propagation des fissures d'une tôle d'acier.
FR2796966B1 (fr) * 1999-07-30 2001-09-21 Ugine Sa Procede de fabrication de bandes minces en acier de type "trip" et bandes minces ainsi obtenues
JP2003027181A (ja) * 2001-07-12 2003-01-29 Komatsu Ltd 高靭性耐摩耗用鋼
FR2847272B1 (fr) * 2002-11-19 2004-12-24 Usinor Procede pour fabriquer une tole en acier resistant a l'abrasion et tole obtenue

Also Published As

Publication number Publication date
US20060137780A1 (en) 2006-06-29
PL204080B1 (pl) 2009-12-31
PL375544A1 (en) 2005-11-28
UA80308C2 (en) 2007-09-10
EP1563104B1 (fr) 2008-07-09
CN1714160A (zh) 2005-12-28
US20080253920A1 (en) 2008-10-16
CN100350061C (zh) 2007-11-21
DE60322092D1 (de) 2008-08-21
AU2003290188B2 (en) 2009-01-08
RU2005119208A (ru) 2006-02-10
PE20040487A1 (es) 2004-08-18
JP4535877B2 (ja) 2010-09-01
SI1563104T1 (sl) 2008-12-31
AU2003290188A1 (en) 2004-06-18
KR101010570B1 (ko) 2011-01-25
BR0315697A (pt) 2005-09-20
BR122013002046B1 (pt) 2017-04-25
ZA200504005B (en) 2006-07-26
RU2327802C2 (ru) 2008-06-27
FR2847270B1 (fr) 2004-12-24
WO2004048620A1 (fr) 2004-06-10
ES2309377T3 (es) 2008-12-16
EP1563104A1 (fr) 2005-08-17
CA2506351C (fr) 2012-04-24
KR20050083913A (ko) 2005-08-26
AR042071A1 (es) 2005-06-08
US8709336B2 (en) 2014-04-29
BR0315697B1 (pt) 2013-07-30
FR2847270A1 (fr) 2004-05-21
CA2506351A1 (fr) 2004-06-10
US20080247903A1 (en) 2008-10-09
US7459041B2 (en) 2008-12-02
ATE400667T1 (de) 2008-07-15
JP2006506528A (ja) 2006-02-23

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