RU2013143927A - NIOBIUM IRON AND DESIGN DETAIL - Google Patents

NIOBIUM IRON AND DESIGN DETAIL Download PDF

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RU2013143927A
RU2013143927A RU2013143927/02A RU2013143927A RU2013143927A RU 2013143927 A RU2013143927 A RU 2013143927A RU 2013143927/02 A RU2013143927/02 A RU 2013143927/02A RU 2013143927 A RU2013143927 A RU 2013143927A RU 2013143927 A RU2013143927 A RU 2013143927A
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weight
alloy according
paragraphs
silicon
niobium
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RU2013143927/02A
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RU2639194C2 (en
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Лутц ДЕККЕР
Гвидо ГЮНТЕР
Штефан ЯНССЕН
Зузанне МИХЕЛЬ
Альфред ШОЛЬЦ
Шилунь ШЭН
Бабетте ТОНН
Марк ФИРБАУМ
Штефан ВАНЮРА
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Сименс Акциенгезелльшафт
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/10—Cast-iron alloys containing aluminium or silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/04—Cast-iron alloys containing spheroidal graphite
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/06—Cast-iron alloys containing chromium
    • C22C37/08—Cast-iron alloys containing chromium with nickel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/11—Iron
    • F05D2300/111—Cast iron

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

1. Сплав на основе железа, содержащий, вес.%:кремний (Si) 2,0-4,5%, в частности 2,3-3,9%углерод (С) 2,9-4,0%, в частности 3,2-3,7%, наиболее предпочтительно 3,0%,ниобий (Nb) 0,05-0,7%, в частности 0,05-0,6%, наиболее предпочтительно от 0,1% до 0,7%,молибден (Мо) 0,5-1,0%, в частности 1,0%, наиболее предпочтительно 0,5%,необязательнокобальт (Со) 0,1-2,0%, в частности 0,1-1,0%,марганец (Mn) ≤ 0,3%, в частности 0,15-0,30%,никель (Ni) ≤ 0,5%, в частности ≤ 0,3%, наиболее предпочтительно по меньшей мере 0,1% никеля (Ni),магний (Mg) ≤ 0,07%, в частности по меньшей мере 0,03%, наиболее предпочтительно 0,03%-0,0б%фосфор (Р) ≤ 0,05%, в частности 0,02-0,035%,серу (S) ≤ 0,012%, в частности ≤ 0,005%, наиболее предпочтительно между 0,003% и 0,012%,хром (Cr) ≤ 0,1%, в частности ≤ 0,05%, наиболее предпочтительно по меньшей мере 0,01% хрома (Cr),сурьму (Sb) ≤ 0,004%, в частности ≤ 0,003%,железо (Fe),в частности, остальное количество составляет железо.2. Сплав по п. 1, который содержит 0,05% по весу 0,2% по весу ниобия (Nb), в частности, 0,1% по весу ниобия.3. Сплав по п. 1, который содержит 0,4% по весу 0,6% по весу ниобия (Nb), в частности, 0,5% по весу.4. Сплав по любому из пп. 1-3, содержащий от 0,4% по весу до 0,6% по весу кобальта (Со), в частности, 0,5% по весу кобальта (Со).5. Сплав по любому из пп. 1-3, содержащий от 0,9% по весу до 1,1% по весу кобальта (Со), в частности, 1,0% по весу кобальта (Со).6. Сплав по любому из пп. 1-3, в котором содержание кремния (Si), кобальта (Со), молибдена (Мо) и ниобия (Nb) составляет менее 6,5% по весу, в частности, менее 6,0% по весу, наиболее предпочтительно составляет по меньшей мере 3,5% по весу.7. Сплав по любому из пп. 1-3, в котором содержание молибдена (Мо) и ниобия (Nb) не превышает 1,5% по весу, в частности, составляет по меньшей мере 0,6% по весу.8. Сплав по любому из п.п. 1-3, который содержит 2,0% по в1. An iron-based alloy containing, wt.%: Silicon (Si) 2.0-4.5%, in particular 2.3-3.9% carbon (C) 2.9-4.0%, in in particular 3.2-3.7%, most preferably 3.0%, niobium (Nb) 0.05-0.7%, in particular 0.05-0.6%, most preferably from 0.1% to 0 , 7%, molybdenum (Mo) 0.5-1.0%, in particular 1.0%, most preferably 0.5%, optional cobalt (Co) 0.1-2.0%, in particular 0.1- 1.0%, manganese (Mn) ≤ 0.3%, in particular 0.15-0.30%, nickel (Ni) ≤ 0.5%, in particular ≤ 0.3%, most preferably at least 0 , 1% nickel (Ni), magnesium (Mg) ≤ 0.07%, in particular at least 0.03%, most preferably 0.03% –0.0b% phosphorus (P) ≤ 0.05%, in privately 0.02-0.035%, sulfur (S) ≤ 0.012%, in particular ≤ 0.005%, most preferably between 0.003% and 0.012%, chromium (Cr) ≤ 0.1%, in particular ≤ 0.05%, most preferably at least 0.01% chromium (Cr), antimony (Sb) ≤ 0.004%, in particular ≤ 0.003%, iron (Fe), in particular the remaining amount is iron. 2. The alloy according to claim 1, which contains 0.05% by weight of 0.2% by weight of niobium (Nb), in particular 0.1% by weight of niobium. 3. The alloy according to claim 1, which contains 0.4% by weight of 0.6% by weight of niobium (Nb), in particular 0.5% by weight. Alloy according to any one of paragraphs. 1-3, containing from 0.4% by weight to 0.6% by weight of cobalt (Co), in particular 0.5% by weight of cobalt (Co) .5. Alloy according to any one of paragraphs. 1-3, containing from 0.9% by weight to 1.1% by weight of cobalt (Co), in particular 1.0% by weight of cobalt (Co) .6. Alloy according to any one of paragraphs. 1-3, in which the content of silicon (Si), cobalt (Co), molybdenum (Mo) and niobium (Nb) is less than 6.5% by weight, in particular less than 6.0% by weight, most preferably is at least 3.5% by weight. 7. Alloy according to any one of paragraphs. 1-3, in which the content of molybdenum (Mo) and niobium (Nb) does not exceed 1.5% by weight, in particular, is at least 0.6% by weight. Alloy according to any one of paragraphs. 1-3, which contains 2.0% by v

Claims (17)

1. Сплав на основе железа, содержащий, вес.%:1. An alloy based on iron, containing, wt.%: кремний (Si) 2,0-4,5%, в частности 2,3-3,9%silicon (Si) 2.0-4.5%, in particular 2.3-3.9% углерод (С) 2,9-4,0%, в частности 3,2-3,7%, наиболее предпочтительно 3,0%,carbon (C) 2.9-4.0%, in particular 3.2-3.7%, most preferably 3.0%, ниобий (Nb) 0,05-0,7%, в частности 0,05-0,6%, наиболее предпочтительно от 0,1% до 0,7%,niobium (Nb) 0.05-0.7%, in particular 0.05-0.6%, most preferably 0.1% to 0.7%, молибден (Мо) 0,5-1,0%, в частности 1,0%, наиболее предпочтительно 0,5%,molybdenum (Mo) 0.5-1.0%, in particular 1.0%, most preferably 0.5%, необязательноnot necessary кобальт (Со) 0,1-2,0%, в частности 0,1-1,0%,cobalt (Co) 0.1-2.0%, in particular 0.1-1.0%, марганец (Mn) ≤ 0,3%, в частности 0,15-0,30%,Manganese (Mn) ≤ 0.3%, in particular 0.15-0.30%, никель (Ni) ≤ 0,5%, в частности ≤ 0,3%, наиболее предпочтительно по меньшей мере 0,1% никеля (Ni),nickel (Ni) ≤ 0.5%, in particular ≤ 0.3%, most preferably at least 0.1% nickel (Ni), магний (Mg) ≤ 0,07%, в частности по меньшей мере 0,03%, наиболее предпочтительно 0,03%-0,0б%magnesium (Mg) ≤ 0.07%, in particular at least 0.03%, most preferably 0.03% -0.0b% фосфор (Р) ≤ 0,05%, в частности 0,02-0,035%,phosphorus (P) ≤ 0.05%, in particular 0.02-0.035%, серу (S) ≤ 0,012%, в частности ≤ 0,005%, наиболее предпочтительно между 0,003% и 0,012%,sulfur (S) ≤ 0.012%, in particular ≤ 0.005%, most preferably between 0.003% and 0.012%, хром (Cr) ≤ 0,1%, в частности ≤ 0,05%, наиболее предпочтительно по меньшей мере 0,01% хрома (Cr),chromium (Cr) ≤ 0.1%, in particular ≤ 0.05%, most preferably at least 0.01% chromium (Cr), сурьму (Sb) ≤ 0,004%, в частности ≤ 0,003%,antimony (Sb) ≤ 0.004%, in particular ≤ 0.003%, железо (Fe),iron (Fe), в частности, остальное количество составляет железо.in particular, the remainder is iron. 2. Сплав по п. 1, который содержит 0,05% по весу 0,2% по весу ниобия (Nb), в частности, 0,1% по весу ниобия.2. The alloy according to claim 1, which contains 0.05% by weight of 0.2% by weight of niobium (Nb), in particular 0.1% by weight of niobium. 3. Сплав по п. 1, который содержит 0,4% по весу 0,6% по весу ниобия (Nb), в частности, 0,5% по весу.3. The alloy according to claim 1, which contains 0.4% by weight of 0.6% by weight of niobium (Nb), in particular 0.5% by weight. 4. Сплав по любому из пп. 1-3, содержащий от 0,4% по весу до 0,6% по весу кобальта (Со), в частности, 0,5% по весу кобальта (Со).4. Alloy according to any one of paragraphs. 1-3, containing from 0.4% by weight to 0.6% by weight of cobalt (Co), in particular 0.5% by weight of cobalt (Co). 5. Сплав по любому из пп. 1-3, содержащий от 0,9% по весу до 1,1% по весу кобальта (Со), в частности, 1,0% по весу кобальта (Со).5. Alloy according to any one of paragraphs. 1-3, containing from 0.9% by weight to 1.1% by weight of cobalt (Co), in particular 1.0% by weight of cobalt (Co). 6. Сплав по любому из пп. 1-3, в котором содержание кремния (Si), кобальта (Со), молибдена (Мо) и ниобия (Nb) составляет менее 6,5% по весу, в частности, менее 6,0% по весу, наиболее предпочтительно составляет по меньшей мере 3,5% по весу.6. Alloy according to any one of paragraphs. 1-3, in which the content of silicon (Si), cobalt (Co), molybdenum (Mo) and niobium (Nb) is less than 6.5% by weight, in particular less than 6.0% by weight, most preferably is at least 3.5% by weight. 7. Сплав по любому из пп. 1-3, в котором содержание молибдена (Мо) и ниобия (Nb) не превышает 1,5% по весу, в частности, составляет по меньшей мере 0,6% по весу.7. Alloy according to any one of paragraphs. 1-3, in which the content of molybdenum (Mo) and niobium (Nb) does not exceed 1.5% by weight, in particular, is at least 0.6% by weight. 8. Сплав по любому из п.п. 1-3, который содержит 2,0% по весу 3,0% по весу кремния (Si), в частности, 2,3% по весу 2,7% по весу кремния (Si), наиболее предпочтительно 2,5% по весу кремния (Si).8. Alloy according to any one of paragraphs. 1-3, which contains 2.0% by weight of 3.0% by weight of silicon (Si), in particular 2.3% by weight of 2.7% by weight of silicon (Si), most preferably 2.5% by weight the weight of silicon (Si). 9. Сплав по любому из пп. 1-3, который содержит 3,0% по весу 4,5% по весу кремния (Si), в частности, содержит 3,3% по весу 3,5% по весу кремния (Si).9. Alloy according to any one of paragraphs. 1-3, which contains 3.0% by weight of 4.5% by weight of silicon (Si), in particular, contains 3.3% by weight of 3.5% by weight of silicon (Si). 10. Сплав по любому из пп. 1-3, который содержит 3,15% по весу 3,40% по весу кремния (Si), в частности, содержит 3,25% по весу кремния.10. The alloy according to any one of paragraphs. 1-3, which contains 3.15% by weight of 3.40% by weight of silicon (Si), in particular, contains 3.25% by weight of silicon. 11. Сплав по любому из п.п. 1-3, который содержит 3,9% по11. Alloy according to any one of paragraphs. 1-3, which contains 3.9% by весу 4,1% по весу кремния (Si), в частности, содержит 4,0% по весу кремния (Si).weight 4.1% by weight of silicon (Si), in particular, contains 4.0% by weight of silicon (Si). 12. Сплав по любому из пп. 1-3, который не содержит никель (Ni) и/или хром (Cr), кроме как в качестве возможной загрязняющей примеси, и/или не содержит кобальт (Со).12. The alloy according to any one of paragraphs. 1-3, which does not contain nickel (Ni) and / or chromium (Cr), except as a possible contaminant, and / or does not contain cobalt (Co). 13. Сплав по любому из пп. 1-3, который содержит по меньшей мере 0,01% по весу никеля (Ni), в частности, по меньшей мере 0,05% по весу.13. The alloy according to any one of paragraphs. 1-3, which contains at least 0.01% by weight of nickel (Ni), in particular at least 0.05% by weight. 14. Сплав по любому из пп. 1-3, который содержит 3,2% по весу 3,4% по весу углерода (С), в частности, 3,3% по весу углерода.14. The alloy according to any one of paragraphs. 1-3, which contains 3.2% by weight of 3.4% by weight of carbon (C), in particular 3.3% by weight of carbon. 15. Сплав по любому из пп. 1-3, который содержит 3,4% по весу 3,7% по весу углерода (С), в частности, 3,55% по весу углерода.15. The alloy according to any one of paragraphs. 1-3, which contains 3.4% by weight of 3.7% by weight of carbon (C), in particular 3.55% by weight of carbon. 16. Сплав по любому из пп. 1-3, который для углерода (С), кремния (Si) и фосфора (Р) имеет СЕ-эквивалент от 4,1% до 4,4%, причем справедливо выражение16. The alloy according to any one of paragraphs. 1-3, which for carbon (C), silicon (Si) and phosphorus (P) has a CE equivalent of from 4.1% to 4.4%, and the expression "СЕ = весовых процентов С + [(весовых процентов Si + весовых процентов Р) / 3]."CE = weight percent C + [(weight percent Si + weight percent P) / 3]. 17. Конструкционная деталь, состоящая из сплава по любому из пп. 1-16, которая, в частности, представляет собой деталь корпуса, в частности, паровой турбины (300, 303) или газовой турбины (100). 17. A structural part consisting of an alloy according to any one of paragraphs. 1-16, which, in particular, is a part of a housing, in particular, a steam turbine (300, 303) or a gas turbine (100).
RU2013143927A 2012-10-01 2013-09-30 Cast iron with niobium and structural part RU2639194C2 (en)

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104342594A (en) * 2014-12-02 2015-02-11 江苏金洋机械有限公司 Alloy for preparing iron cushion plate for high-iron buckle
JP6466727B2 (en) * 2015-02-06 2019-02-06 日産自動車株式会社 Spheroidal graphite cast iron and automotive engine exhaust system parts
US10662510B2 (en) * 2016-04-29 2020-05-26 General Electric Company Ductile iron composition and process of forming a ductile iron component
US11618937B2 (en) * 2019-10-18 2023-04-04 GM Global Technology Operations LLC High-modulus, high-strength nodular iron and crankshaft
CN111074145B (en) * 2019-12-05 2021-06-01 江苏吉鑫风能科技股份有限公司 Low-temperature-toughness ultra-thick large-end-face ferritic nodular iron casting and preparation method thereof

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530061B2 (en) * 1973-11-01 1980-08-08
DE2428822A1 (en) * 1974-06-14 1976-01-02 Goetzewerke SPHERICAL CAST IRON ALLOY WITH INCREASED WEAR RESISTANCE
DE2428821C3 (en) * 1974-06-14 1985-11-14 Goetze Ag, 5093 Burscheid Wear-resistant cast iron alloy with lamellar to nodular graphite precipitation
DE2456700C3 (en) * 1974-11-30 1980-07-31 Goetze Ag, 5093 Burscheid Sealing strip for rotary piston engines
DE3147461C2 (en) * 1981-12-01 1983-10-13 Goetze Ag, 5093 Burscheid Wear-resistant cast iron alloy of high strength with spherulitic graphite precipitation, its manufacturing process and its use
WO1991002108A1 (en) 1989-08-10 1991-02-21 Siemens Aktiengesellschaft High-temperature-resistant, corrosion-resistant coating, in particular for components of gas turbines
DE3926479A1 (en) 1989-08-10 1991-02-14 Siemens Ag RHENIUM-PROTECTIVE COATING, WITH GREAT CORROSION AND / OR OXIDATION RESISTANCE
SU1700087A1 (en) * 1990-02-22 1991-12-23 Всесоюзный Заочный Политехнический Институт Cast iron
FR2681878B1 (en) * 1991-09-26 1993-12-31 Centre Tech Ind Fonderie HEAT RESISTANT SPHEROUIDAL GRAPHITE CAST IRON.
DE59505454D1 (en) 1994-10-14 1999-04-29 Siemens Ag PROTECTIVE LAYER FOR PROTECTING A COMPONENT AGAINST CORROSION, OXIDATION AND THERMAL OVERLOAD AND METHOD FOR THEIR PRODUCTION
EP1306454B1 (en) 2001-10-24 2004-10-06 Siemens Aktiengesellschaft Rhenium containing protective coating protecting a product against corrosion and oxidation at high temperatures
WO1999067435A1 (en) 1998-06-23 1999-12-29 Siemens Aktiengesellschaft Directionally solidified casting with improved transverse stress rupture strength
US6231692B1 (en) 1999-01-28 2001-05-15 Howmet Research Corporation Nickel base superalloy with improved machinability and method of making thereof
EP1204776B1 (en) 1999-07-29 2004-06-02 Siemens Aktiengesellschaft High-temperature part and method for producing the same
DE50112339D1 (en) 2001-12-13 2007-05-24 Siemens Ag High-temperature resistant component made of monocrystalline or polycrystalline nickel-based superalloy
JP2003221639A (en) * 2002-01-31 2003-08-08 Aisin Takaoka Ltd Exhaust manifold with built-in turbine housing and its manufacturing process
ITMI20021670A1 (en) * 2002-07-26 2004-01-26 Erre Vis S P A SPHEROIDAL CAST IRON PARTICULARLY FOR THE REALIZATION OF ELASTIC SEALING SEGMENTS FOR INTERNAL COMBUSTION ENGINE PISTONS
DE10247336A1 (en) * 2002-10-10 2004-04-22 Pfeiffer Vacuum Gmbh Piston machine for conveying gases
KR101223947B1 (en) * 2004-03-04 2013-01-18 히타치 긴조쿠 가부시키가이샤 Heat resisting cast iron and exhaust system part therefrom
DE102004040055A1 (en) * 2004-08-18 2006-03-02 Federal-Mogul Burscheid Gmbh Cast iron material for piston rings
JP5319871B2 (en) * 2004-12-17 2013-10-16 ゼネラル・エレクトリック・カンパニイ Ductile iron alloy
WO2006121826A2 (en) * 2005-05-05 2006-11-16 Wescast Industries Inc. Cast iron with improved high temperature properties
JP5232620B2 (en) * 2008-12-18 2013-07-10 三菱重工業株式会社 Spheroidal graphite cast iron
US20110256017A1 (en) * 2010-04-19 2011-10-20 Borgwarner Inc. High temperature cast iron with niobium and having compacted graphite structures
EP2511394B1 (en) * 2011-04-15 2015-05-27 Siemens Aktiengesellschaft Cast iron with niobium and component

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EP2712943A3 (en) 2016-11-09
RU2639194C2 (en) 2017-12-20

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