PL2684975T3 - Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania - Google Patents

Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania

Info

Publication number
PL2684975T3
PL2684975T3 PL12175756T PL12175756T PL2684975T3 PL 2684975 T3 PL2684975 T3 PL 2684975T3 PL 12175756 T PL12175756 T PL 12175756T PL 12175756 T PL12175756 T PL 12175756T PL 2684975 T3 PL2684975 T3 PL 2684975T3
Authority
PL
Poland
Prior art keywords
production
rolled steel
cold rolled
flat product
steel flat
Prior art date
Application number
PL12175756T
Other languages
English (en)
Inventor
Roland Sebald
Dorothea Mattissen
Sigrun Voss
Stefan Follner
Original Assignee
Thyssenkrupp Steel Europe Ag
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 Thyssenkrupp Steel Europe Ag filed Critical Thyssenkrupp Steel Europe Ag
Publication of PL2684975T3 publication Critical patent/PL2684975T3/pl

Links

Classifications

    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold rolling
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0278—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment 
    • C21D8/0284—Application of a separating or insulating coating
    • 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
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite

Landscapes

  • 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)
  • Heat Treatment Of Sheet Steel (AREA)
PL12175756T 2012-07-10 2012-07-10 Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania PL2684975T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12175756.1A EP2684975B1 (de) 2012-07-10 2012-07-10 Kaltgewalztes Stahlflachprodukt und Verfahren zu seiner Herstellung

Publications (1)

Publication Number Publication Date
PL2684975T3 true PL2684975T3 (pl) 2017-08-31

Family

ID=48748264

Family Applications (1)

Application Number Title Priority Date Filing Date
PL12175756T PL2684975T3 (pl) 2012-07-10 2012-07-10 Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania

Country Status (9)

Country Link
US (1) US10344344B2 (pl)
EP (1) EP2684975B1 (pl)
JP (1) JP6236078B2 (pl)
KR (1) KR102128563B1 (pl)
CN (1) CN104471096B (pl)
BR (1) BR112014021543B1 (pl)
ES (1) ES2614465T3 (pl)
PL (1) PL2684975T3 (pl)
WO (1) WO2014009404A1 (pl)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX378118B (es) * 2014-04-15 2025-03-10 Jfe Steel Corp Metodo para producir un producto de acero plano laminado en frio con alto limite elastico y producto de acero plano laminado en frio.
WO2015185956A1 (en) 2014-06-06 2015-12-10 ArcelorMittal Investigación y Desarrollo, S.L. High strength multiphase galvanized steel sheet, production method and use
CN106555034B (zh) * 2015-09-28 2019-02-05 宝山钢铁股份有限公司 一种低矫顽力冷轧电磁纯铁板带连续退火方法
EP3413744B1 (en) * 2016-02-09 2024-05-08 Johnson and Johnson Vision Care, Inc. Contact lens packaging
CN107619993B (zh) * 2016-07-13 2019-12-17 上海梅山钢铁股份有限公司 屈服强度750MPa级冷轧马氏体钢板及其制造方法
FI3555337T3 (fi) * 2016-12-14 2025-12-03 Thyssenkrupp Steel Europe Ag Kuumavalssattu teräslevytuote ja menetelmä sen valmistamiseksi
WO2018115935A1 (en) 2016-12-21 2018-06-28 Arcelormittal Tempered and coated steel sheet having excellent formability and a method of manufacturing the same
WO2018115936A1 (en) * 2016-12-21 2018-06-28 Arcelormittal Tempered and coated steel sheet having excellent formability and a method of manufacturing the same
US11947193B2 (en) 2017-02-08 2024-04-02 Johnson & Johnson Vision Care, Inc. Contact lens packaging
CN107016509B (zh) * 2017-04-12 2019-11-29 柳州市同维达豪科技有限公司 一种降低轧钢工序吨钢能耗的方法
CN108115105B (zh) * 2017-12-22 2021-05-14 中钢集团邢台机械轧辊有限公司 一种高合金离心轧辊的制备方法
JP7029574B2 (ja) * 2018-09-26 2022-03-03 ティッセンクルップ スチール ヨーロッパ アクチェンゲゼルシャフト コーティングされた平鋼生産物を製造する方法及びコーティングされた平鋼生産物
WO2020245627A1 (en) 2019-06-03 2020-12-10 Arcelormittal Cold rolled and coated steel sheet and a method of manufacturing thereof
EP3872206B1 (de) * 2020-02-28 2023-06-21 ThyssenKrupp Steel Europe AG Verfahren zur herstellung eines nachbehandelten, kaltgewalzten stahlflachprodukts und nachbehandeltes, kaltgewalztes stahlflachprodukt
WO2022184811A1 (de) * 2021-03-03 2022-09-09 Thyssenkrupp Steel Europe Ag Stahlflachprodukt, verfahren zu seiner herstellung und verwendung eines solchen stahlflachprodukts
CN113403544B (zh) * 2021-05-21 2022-07-22 鞍钢股份有限公司 汽车超高成形性980MPa级冷轧连退钢板及制备方法
EP4206337A1 (de) * 2021-12-29 2023-07-05 Voestalpine Grobblech GmbH Grobblech und thermomechanisches behandlungsverfahren eines vormaterials zur herstellung eines grobblechs
CN115198206B (zh) * 2022-06-21 2023-09-15 首钢集团有限公司 一种高力学性能热轧复相钢及其制备方法
CN115491598B (zh) * 2022-09-15 2023-07-11 首钢集团有限公司 一种1180MPa级相变诱发塑性钢及其制备方法
CN117089761B (zh) * 2023-05-30 2024-06-04 宝山钢铁股份有限公司 一种归一化成分的变强度双相钢板及其柔性制造方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5850300B2 (ja) * 1979-12-15 1983-11-09 新日本製鐵株式会社 加工性に優れ且つ加工後人工時効硬化性の高い高強度低降伏比高延性複合組織鋼板の製造方法
US4854976A (en) * 1988-07-13 1989-08-08 China Steel Corporation Method of producing a multi-phase structured cold rolled high-tensile steel sheet
US5470529A (en) * 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
JP3320014B2 (ja) * 1997-06-16 2002-09-03 川崎製鉄株式会社 耐衝撃特性に優れた高強度高加工性冷延鋼板
EP1291447B1 (en) * 2000-05-31 2005-05-04 JFE Steel Corporation Cold-rolled steel sheet having excellent strain aging hardening properties and method for producing the same
JP3958921B2 (ja) * 2000-08-04 2007-08-15 新日本製鐵株式会社 塗装焼付硬化性能と耐常温時効性に優れた冷延鋼板及びその製造方法
JP4530606B2 (ja) * 2002-06-10 2010-08-25 Ｊｆｅスチール株式会社 スポット溶接性に優れた超高強度冷延鋼板の製造方法
JP4716358B2 (ja) * 2005-03-30 2011-07-06 株式会社神戸製鋼所 強度と加工性のバランスに優れた高強度冷延鋼板およびめっき鋼板
JP4974341B2 (ja) * 2006-06-05 2012-07-11 株式会社神戸製鋼所 成形性、スポット溶接性、および耐遅れ破壊性に優れた高強度複合組織鋼板
US7737036B2 (en) * 2007-08-09 2010-06-15 Applied Materials, Inc. Integrated circuit fabrication process with minimal post-laser annealing dopant deactivation
ES2387040T3 (es) * 2007-08-15 2012-09-12 Thyssenkrupp Steel Europe Ag Acero de doble fase, producto plano de un acero de doble fase de este tipo y procedimiento para la fabricación de un producto plano
ES2367713T3 (es) * 2007-08-15 2011-11-07 Thyssenkrupp Steel Europe Ag Acero de fase dual, producto plano de un acero de fase dual tal y procedimiento para la fabricación de un producto plano.
JP5369663B2 (ja) * 2008-01-31 2013-12-18 Ｊｆｅスチール株式会社 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
JP5438302B2 (ja) * 2008-10-30 2014-03-12 株式会社神戸製鋼所 加工性に優れた高降伏比高強度の溶融亜鉛めっき鋼板または合金化溶融亜鉛めっき鋼板とその製造方法
JP5192991B2 (ja) * 2008-11-12 2013-05-08 株式会社神戸製鋼所 高強度合金化溶融亜鉛めっき鋼板の製造方法および高強度合金化溶融亜鉛めっき鋼板
JP5262664B2 (ja) * 2008-12-12 2013-08-14 新日鐵住金株式会社 Ｃｒ含有鋼板およびその製造方法
JP5503346B2 (ja) * 2010-03-11 2014-05-28 株式会社神戸製鋼所 耐水素脆性に優れた超高強度薄鋼板
JP5141811B2 (ja) * 2010-11-12 2013-02-13 Ｊｆｅスチール株式会社 均一伸びとめっき性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
BR112014001994A2 (pt) * 2011-07-29 2017-02-21 Nippon Steel & Sumitomo Metal Corp folha de aço galvanizado de alta resistência excelente em flexibilidade e método de fabricação da mesma

Also Published As

Publication number Publication date
JP6236078B2 (ja) 2017-11-22
EP2684975A1 (de) 2014-01-15
KR102128563B1 (ko) 2020-07-08
US10344344B2 (en) 2019-07-09
EP2684975B1 (de) 2016-11-09
ES2614465T3 (es) 2017-05-31
BR112014021543B1 (pt) 2020-03-17
JP2015528058A (ja) 2015-09-24
US20150000797A1 (en) 2015-01-01
KR20150031407A (ko) 2015-03-24
CN104471096A (zh) 2015-03-25
CN104471096B (zh) 2017-08-15
WO2014009404A1 (de) 2014-01-16

Similar Documents

Publication Publication Date Title
PL2684975T3 (pl) Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania
PL2710158T3 (pl) Wysoko wytrzymały płaski produkt stalowy i sposób jego wytwarzania
PL2801637T3 (pl) Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania
ZA201307002B (en) Hot-rolled steel sheet and associated production method
EP2808413A4 (en) HIGH-RESISTANT HOT-ROLLED STEEL PLATE AND METHOD FOR THE PRODUCTION THEREOF
EP2998414A4 (en) Hot-rolled steel sheet and production method therefor
ZA201404813B (en) Cold-rolled steel sheet and method for producing cold-rolled steel sheet
PL2692893T3 (pl) Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania
PL2716783T3 (pl) Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania
PL2813595T3 (pl) Blacha stalowa cienka walcowana na zimno o dużej wytrzymałości oraz sposób jej wytwarzania
PL2803744T3 (pl) Blacha stalowa cienka walcowana na zimno i sposób jej wytwarzania
EP2824210A4 (en) HIGH STRENGTH COLD LAMINATED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
PL2569104T3 (pl) Sposób wytwarzania płaskich produktów walcowanych
PL2902520T3 (pl) Blacha stalowa walcowana na gorąco i sposób jej wytwarzania
PL2823969T3 (pl) Sposób wytwarzania dla produktów spożywczych oraz farmaceutycznych
PL2933346T3 (pl) Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania
ZA201409114B (en) A process for producing hot-rolled steel strip and a steel strip produced therewith
PL2818569T3 (pl) Blacha stalowa cienka walcowana na zimno i sposób jej wytwarzania
PL2682492T3 (pl) Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania
EP2762581A4 (en) HOT-ROLLED STEEL PLATE AND MANUFACTURING METHOD THEREFOR
EP2735623A4 (en) HIGH STRENGTH STEEL SHEET FOR HOT FORMING AND METHOD FOR MANUFACTURING THE SAME
PL2818568T3 (pl) Blacha stalowa cienka walcowana na zimno i sposób jej wytwarzania
EP2826881A4 (en) HIGH STRENGTH STEEL PLATE AND METHOD FOR THE PRODUCTION THEREOF
EP2762584A4 (en) HOT-ROLLED STEEL SHEET, AND METHOD FOR MANUFACTURING THE SAME
PL2610357T3 (pl) Blacha stalowa cienka walcowana na zimno i sposób jej wytwarzania