RU2663951C1 - Iron-based alloy - Google Patents

Iron-based alloy Download PDF

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Publication number
RU2663951C1
RU2663951C1 RU2018105456A RU2018105456A RU2663951C1 RU 2663951 C1 RU2663951 C1 RU 2663951C1 RU 2018105456 A RU2018105456 A RU 2018105456A RU 2018105456 A RU2018105456 A RU 2018105456A RU 2663951 C1 RU2663951 C1 RU 2663951C1
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Russia
Prior art keywords
iron
molybdenum
vanadium
nickel
calcium
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RU2018105456A
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Russian (ru)
Inventor
Юлия Алексеевна Щепочкина
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Юлия Алексеевна Щепочкина
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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
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

FIELD: metallurgy.SUBSTANCE: invention relates to metallurgy, in particular to the compositions of iron-based alloys, which may be used in machine building. Iron-based alloy contains, by wt. %: manganese 7.3–7.7; chromium 0.1–0.15; molybdenum 0.4–0.6; vanadium 0.7–1.3; nickel 2.0–2.5; calcium 0.0003–0.0005; selenium 0.0003–0.0005; tantalum 0.4–0.6; copper 1.0–1.5; rest is iron.EFFECT: alloy is characterized by high impact strength.1 cl, 1 tbl

Description

Изобретение относится к области черной металлургии, в частности к составам сплавов на основе железа, которые могут быть использованы в машиностроении.The invention relates to the field of ferrous metallurgy, in particular to compositions of alloys based on iron, which can be used in mechanical engineering.

Известен сплав на основе железа, содержащий, мас. %: углерод 0,5-0,6; кремний 1,2-1,6; марганец 0,45-0,6; хром 0,95-1,1; молибден 0,4-0,6; ванадий 0,1-0,3; никель 1,3-1,5; кальций 0,001-0,003; железо - остальное [1].Known alloy based on iron, containing, by weight. %: carbon 0.5-0.6; silicon 1.2-1.6; manganese 0.45-0.6; chromium 0.95-1.1; molybdenum 0.4-0.6; vanadium 0.1-0.3; nickel 1.3-1.5; calcium 0.001-0.003; iron - the rest [1].

Задачей изобретения является повышение ударной вязкости сплава.The objective of the invention is to increase the toughness of the alloy.

Технический результат достигается тем, что сплав на основе железа, включающий марганец, хром, молибден, ванадий, никель, кальций, дополнительно содержит селен, тантал и медь, при следующем соотношении компонентов, мас. %: марганец 7,3-7,7; хром 0,1-0,15; молибден 0,4-0,6; ванадий 0,7-1,3; никель 2,0-2,5; кальций 0,0003-0,0005; селен 0,0003-0,0005; тантал 0,4-0,6; медь 1,0-1,5; железо - остальное.The technical result is achieved in that the alloy based on iron, including manganese, chromium, molybdenum, vanadium, nickel, calcium, additionally contains selenium, tantalum and copper, in the following ratio of components, wt. %: manganese 7.3-7.7; chrome 0.1-0.15; molybdenum 0.4-0.6; vanadium 0.7-1.3; nickel 2.0-2.5; calcium 0.0003-0.0005; selenium 0.0003-0.0005; tantalum 0.4-0.6; copper 1.0-1.5; iron is the rest.

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

Figure 00000001
Figure 00000001

Хром, молибден, никель, медь и ванадий повышают ударную вязкость сплава. Тантал препятствует возникновению и развитию трещин при механических нагрузках. Селен и кальций способствуют получению мелкозернистой структуры сплава.Chrome, molybdenum, nickel, copper and vanadium increase the toughness of the alloy. Tantalum prevents the occurrence and development of cracks under mechanical stress. Selenium and calcium contribute to obtaining a fine-grained alloy structure.

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

Источник информацииThe source of information

1. SU 1507850, 1989.1. SU 1507850, 1989.

Claims (1)

Сплав на основе железа, включающий марганец, хром, молибден, ванадий, никель, кальций и железо, отличающийся тем, что он дополнительно содержит селен, тантал и медь, при следующем соотношении компонентов, мас. %: марганец 7,3-7,7; хром 0,1-0,15; молибден 0,4-0,6; ванадий 0,7-1,3; никель 2,0-2,5; кальций 0,0003-0,0005; селен 0,0003-0,0005; тантал 0,4-0,6; медь 1,0-1,5; железо - остальное.An alloy based on iron, including manganese, chromium, molybdenum, vanadium, nickel, calcium and iron, characterized in that it additionally contains selenium, tantalum and copper, in the following ratio, wt. %: manganese 7.3-7.7; chrome 0.1-0.15; molybdenum 0.4-0.6; vanadium 0.7-1.3; nickel 2.0-2.5; calcium 0.0003-0.0005; selenium 0.0003-0.0005; tantalum 0.4-0.6; copper 1.0-1.5; iron is the rest.
RU2018105456A 2018-02-13 2018-02-13 Iron-based alloy RU2663951C1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434006A (en) * 1979-05-17 1984-02-28 Daido Tokushuko Kabushiki Kaisha Free cutting steel containing controlled inclusions and the method of making the same
RU2398894C1 (en) * 2006-06-16 2010-09-10 Ниппон Стил Корпорейшн Sheet of high strength electro-technical steel and procedure for its production
WO2016099390A1 (en) * 2014-12-17 2016-06-23 Uddeholms Ab A wear resistant alloy
JP2017031483A (en) * 2015-08-05 2017-02-09 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL FOR HIGH PRESSURE HYDROGEN GAS AND MANUFACTURING METHOD THEREFOR, PIPE, CONTAINER, VALVE AND JOINT CONSISTING OF THE STEEL MATERIAL
US20170306437A1 (en) * 2014-10-24 2017-10-26 Jfe Steel Corporation High-strength hot-pressed part and method for manufacturing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434006A (en) * 1979-05-17 1984-02-28 Daido Tokushuko Kabushiki Kaisha Free cutting steel containing controlled inclusions and the method of making the same
RU2398894C1 (en) * 2006-06-16 2010-09-10 Ниппон Стил Корпорейшн Sheet of high strength electro-technical steel and procedure for its production
US20170306437A1 (en) * 2014-10-24 2017-10-26 Jfe Steel Corporation High-strength hot-pressed part and method for manufacturing the same
WO2016099390A1 (en) * 2014-12-17 2016-06-23 Uddeholms Ab A wear resistant alloy
JP2017031483A (en) * 2015-08-05 2017-02-09 新日鐵住金株式会社 HIGH Mn STEEL MATERIAL FOR HIGH PRESSURE HYDROGEN GAS AND MANUFACTURING METHOD THEREFOR, PIPE, CONTAINER, VALVE AND JOINT CONSISTING OF THE STEEL MATERIAL

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