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RU2652919C1 - Iron-based alloy - Google Patents

Iron-based alloy Download PDF

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Publication number
RU2652919C1
RU2652919C1 RU2017142485A RU2017142485A RU2652919C1 RU 2652919 C1 RU2652919 C1 RU 2652919C1 RU 2017142485 A RU2017142485 A RU 2017142485A RU 2017142485 A RU2017142485 A RU 2017142485A RU 2652919 C1 RU2652919 C1 RU 2652919C1
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RU
Russia
Prior art keywords
iron
molybdenum
calcium
copper
alloy
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RU2017142485A
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Russian (ru)
Inventor
Юлия Алексеевна Щепочкина
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Юлия Алексеевна Щепочкина
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Priority to RU2017142485A priority Critical patent/RU2652919C1/en
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Publication of RU2652919C1 publication Critical patent/RU2652919C1/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
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

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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 the field of ferrous metallurgy, in particular to compositions of iron-based alloys that can be used in machine building. Iron-based alloy contains, wt%: manganese 0.2–0.3; chromium 0.6–0.9; nickel 0.8–1.2; molybdenum 0.2–0.3; aluminium 4.0–6.0; calcium 0.005–0.01; niobium 0.6–0.8; copper 1.0–1.4; zirconium 0.11–0.17; 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 0,35-0,45; кремний 0,2-0,4; марганец 0,4-0,9; хром 0,6-0,9; никель 1,25-1,65; молибден 0,2-0,3; алюминий 0,03-0,07; кальций 0,005-0,03; железо – остальное [1].Known alloy based on iron, containing, by weight. %: carbon 0.35-0.45; silicon 0.2-0.4; manganese 0.4-0.9; chrome 0.6-0.9; nickel 1.25-1.65; molybdenum 0.2-0.3; aluminum 0.03-0.07; calcium 0.005-0.03; 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, содержащий марганец, хром, никель, молибден, алюминий, кальций, дополнительно содержит ниобий, медь, цирконий при следующем соотношении компонентов, мас. %: марганец 0,2-0,3; хром 0,6-0,9; никель 0,8-1,2; молибден 0,2-0,3; алюминий 4,0-6,0; кальций 0,005-0,01; ниобий 0,6-0,8; медь 1,0-1,4; цирконий 0,11-0,17; железо - остальное.The technical result is achieved in that the iron-based alloy containing manganese, chromium, nickel, molybdenum, aluminum, calcium, additionally contains niobium, copper, zirconium in the following ratio of components, wt. %: manganese 0.2-0.3; chrome 0.6-0.9; nickel 0.8-1.2; molybdenum 0.2-0.3; aluminum 4.0-6.0; calcium 0.005-0.01; niobium 0.6-0.8; copper 1.0-1.4; zirconium 0.11-0.17; iron is the rest.

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

Figure 00000001
Figure 00000001

Повышение ударной вязкости сплава достигается за счет комплексного влияния компонентов, входящих в его состав. Хром, молибден, ниобий, цирконий, медь, алюминий увеличивают ударную вязкость сплава. Ниобий, алюминий, медь, кальций препятствуют возникновению и развитию трещин при ударе.Increasing the toughness of the alloy is achieved due to the complex effect of the components included in its composition. Chrome, molybdenum, niobium, zirconium, copper, aluminum increase the toughness of the alloy. Niobium, aluminum, copper, calcium prevent the occurrence and development of cracks upon impact.

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

Источник информацииThe source of information

1. SU 855055, 1981.1. SU 855055, 1981.

Claims (1)

Сплав на основе железа, содержащий марганец, хром, никель, молибден, алюминий и кальций, отличающийся тем, что он дополнительно содержит ниобий, медь, цирконий при следующем соотношении компонентов, мас. %: марганец 0,2-0,3; хром 0,6-0,9; никель 0,8-1,2; молибден 0,2-0,3; алюминий 4,0-6,0; кальций 0,005-0,01; ниобий 0,6-0,8; медь 1,0-1,4; цирконий 0,11-0,17; железо - остальное.An alloy based on iron containing manganese, chromium, nickel, molybdenum, aluminum and calcium, characterized in that it additionally contains niobium, copper, zirconium in the following ratio of components, wt. %: manganese 0.2-0.3; chrome 0.6-0.9; nickel 0.8-1.2; molybdenum 0.2-0.3; aluminum 4.0-6.0; calcium 0.005-0.01; niobium 0.6-0.8; copper 1.0-1.4; zirconium 0.11-0.17; iron is the rest.
RU2017142485A 2017-12-05 2017-12-05 Iron-based alloy RU2652919C1 (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1826994A3 (en) * 1988-04-05 1993-07-07 Nippon Kokan Kk Shape-iron-base alloy
US20090178739A1 (en) * 2006-08-23 2009-07-16 Japan Science And Technology Agency Iron-based alloy and process for producing the same
EP1580289B1 (en) * 2002-12-05 2015-02-11 JFE Steel Corporation Non-oriented magnetic steel sheet and method for production thereof
RU2634521C1 (en) * 2017-01-10 2017-10-31 Юлия Алексеевна Щепочкина Ferrous alloy

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1826994A3 (en) * 1988-04-05 1993-07-07 Nippon Kokan Kk Shape-iron-base alloy
EP1580289B1 (en) * 2002-12-05 2015-02-11 JFE Steel Corporation Non-oriented magnetic steel sheet and method for production thereof
US20090178739A1 (en) * 2006-08-23 2009-07-16 Japan Science And Technology Agency Iron-based alloy and process for producing the same
RU2634521C1 (en) * 2017-01-10 2017-10-31 Юлия Алексеевна Щепочкина Ferrous alloy

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