RU2663953C1 - Iron-based alloy - Google Patents

Iron-based alloy Download PDF

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Publication number
RU2663953C1
RU2663953C1 RU2018105427A RU2018105427A RU2663953C1 RU 2663953 C1 RU2663953 C1 RU 2663953C1 RU 2018105427 A RU2018105427 A RU 2018105427A RU 2018105427 A RU2018105427 A RU 2018105427A RU 2663953 C1 RU2663953 C1 RU 2663953C1
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Russia
Prior art keywords
iron
based alloy
alloy
molybdenum
nickel
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RU2018105427A
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Russian (ru)
Inventor
Юлия Алексеевна Щепочкина
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Юлия Алексеевна Щепочкина
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Priority to RU2018105427A priority Critical patent/RU2663953C1/en
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)

Abstract

FIELD: metallurgy.SUBSTANCE: invention relates to metallurgy, in particular to the compositions of iron-based alloy, used for making pipes, cylinders, machines parts and other articles. Iron-based alloy contains, by wt. %: manganese 0.5–1.0; chromium 1.8–2.2; molybdenum 1.5–2.0; nickel 0.8–1.2; cobalt 16.0–17.4; boron 0.05–0.15; vanadium 1.8–3.0; rest is iron.EFFECT: alloy is characterized by heat resistance.1 cl, 1 tbl

Description

Изобретение относится к области черной металлургии, в частности, к составам сплавов на основе железа, используемых для изготовления труб, баллонов, деталей машин и других изделий.The invention relates to the field of ferrous metallurgy, in particular, to compositions of alloys based on iron used for the manufacture of pipes, cylinders, machine parts and other products.

Известен сплав на основе железа, содержащий мас. %: углерод ≤0,45; марганец 0,7-1,0; хром 0,7-2,2; молибден 0,3-0,6; никель 0,5-2,2; железо и примеси - остальное [1].Known alloy based on iron containing wt. %: carbon ≤0.45; manganese 0.7-1.0; chrome 0.7-2.2; molybdenum 0.3-0.6; nickel 0.5-2.2; iron and impurities - the rest [1].

Задачей изобретения является повышение теплостойкости сплава.The objective of the invention is to increase the heat resistance of the alloy.

Технический результат достигается тем, что сплав на основе железа, включающий марганец, хром, молибден, никель, дополнительно содержит кремний, кобальт, бор и ванадий, при следующем соотношении компонентов, мас. %: марганец 0,5-1,0; хром 1,8-2,2; молибден 1,5-2,0; никель 0,8-1,2; кобальт 16,0-17,4; бор 0,05-0,15; ванадий 1,8-3,0; железо - остальное.The technical result is achieved in that the alloy based on iron, including manganese, chromium, molybdenum, nickel, additionally contains silicon, cobalt, boron and vanadium, in the following ratio of components, wt. %: manganese 0.5-1.0; chrome 1.8-2.2; molybdenum 1.5-2.0; nickel 0.8-1.2; cobalt 16.0-17.4; boron 0.05-0.15; vanadium 1.8-3.0; iron is the rest.

В таблице приведены составы сплава.The table shows the alloy compositions.

Figure 00000001
Figure 00000001

Ванадий, кобальт, никель и молибден препятствуют возникновению и развитию трещин при термической нагрузке, повышают теплостойкость сплава. Бор способствует равномерному прогреву и охлаждению сплава. Хром препятствует росту окалины.Vanadium, cobalt, nickel and molybdenum prevent the occurrence and development of cracks under thermal load, increase the heat resistance of the alloy. Boron contributes to uniform heating and cooling of the alloy. Chrome inhibits the growth of scale.

Сплав может быть выплавлен в электропечах.The alloy can be smelted in electric furnaces.

Источник информацииThe source of information

1. DE 3344541, 1984.1. DE 3344541, 1984.

Claims (1)

Сплав на основе железа, включающий марганец, хром, молибден, никель и железо, отличающийся тем, что он дополнительно содержит кобальт, бор и ванадий, при следующем соотношении компонентов, мас. %: марганец 0,5-1,0; хром 1,8-2,2; молибден 1,5-2,0; никель 0,8-1,2; кобальт 16,0-17,4; бор 0,05-0,15; ванадий 1,8-3,0; железо - остальное.An alloy based on iron, including manganese, chromium, molybdenum, nickel and iron, characterized in that it additionally contains cobalt, boron and vanadium, in the following ratio of components, wt. %: manganese 0.5-1.0; chrome 1.8-2.2; molybdenum 1.5-2.0; nickel 0.8-1.2; cobalt 16.0-17.4; boron 0.05-0.15; vanadium 1.8-3.0; iron is the rest.
RU2018105427A 2018-02-13 2018-02-13 Iron-based alloy RU2663953C1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2125110C1 (en) * 1996-12-17 1999-01-20 Байдуганов Александр Меркурьевич High-temperature alloy
RU2149202C1 (en) * 1996-04-16 2000-05-20 Сименс Акциенгезелльшафт Article for direction of hot oxidizing gas
US6702981B2 (en) * 1999-12-07 2004-03-09 The Timken Company Low-carbon, low-chromium carburizing high speed steels
US20110018658A1 (en) * 2008-01-22 2011-01-27 Arcelormittal-Stainless & Nickel Alloys Fe-co alloy for highly dynamic electromagnetic actuator
WO2016099390A1 (en) * 2014-12-17 2016-06-23 Uddeholms Ab A wear resistant alloy

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2149202C1 (en) * 1996-04-16 2000-05-20 Сименс Акциенгезелльшафт Article for direction of hot oxidizing gas
RU2125110C1 (en) * 1996-12-17 1999-01-20 Байдуганов Александр Меркурьевич High-temperature alloy
US6702981B2 (en) * 1999-12-07 2004-03-09 The Timken Company Low-carbon, low-chromium carburizing high speed steels
US20110018658A1 (en) * 2008-01-22 2011-01-27 Arcelormittal-Stainless & Nickel Alloys Fe-co alloy for highly dynamic electromagnetic actuator
WO2016099390A1 (en) * 2014-12-17 2016-06-23 Uddeholms Ab A wear resistant alloy

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