EA201491650A1 - Способ получения высокопрочного стального материала с превосходной стойкостью к сульфидному растрескиванию под напряжением - Google Patents

Способ получения высокопрочного стального материала с превосходной стойкостью к сульфидному растрескиванию под напряжением

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Publication number
EA201491650A1
EA201491650A1 EA201491650A EA201491650A EA201491650A1 EA 201491650 A1 EA201491650 A1 EA 201491650A1 EA 201491650 A EA201491650 A EA 201491650A EA 201491650 A EA201491650 A EA 201491650A EA 201491650 A1 EA201491650 A1 EA 201491650A1
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EA
Eurasian Patent Office
Prior art keywords
steel
steel material
strength steel
producing high
under stress
Prior art date
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EA201491650A
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English (en)
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EA025503B1 (ru
Inventor
Кейити КОНДО
Юдзи АРАИ
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Ниппон Стил Энд Сумитомо Метал Корпорейшн
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Publication of EA201491650A1 publication Critical patent/EA201491650A1/ru
Publication of EA025503B1 publication Critical patent/EA025503B1/ru

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    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Abstract

Сталь, которая имеет химический состав, состоящий из, мас.%: С 0,15-0,65, Si 0,05-0,5, Mn 0,1-1,5, Cr 0,2-1,5, Мо 0,1-2,5, Ti 0,005-0,50, Al 0,001-0,50, и, необязательно, по меньшей мере один элемент, выбранный из Nb ≤0,4%, V ≤0,5% и В ≤0,01%, Са ≤0,005%, Mg ≤0,005% и REM ≤0,005%, и остальное количество из Fe и загрязняющих примесей, причем Ni, P, S, N и О среди загрязняющих примесей составляют Ni ≤0,1%, Р ≤0,04%, S ≤0,01%, N ≤0,01% и О ≤0,01%, и которая была подвергнута горячей обработке с приданием желательной формы, последовательно подвергают обработке на стадии, на которой нагревают сталь до температуры, превышающей точку Acпревращения, и более низкой, чем точка Аспревращения, и охлаждают сталь на стадии, на которой повторно нагревают сталь до температуры не ниже, чем точка Аспревращения, и закаливают сталь быстрым охлаждением, и на стадии, на которой проводят отпуск стали при температуре не выше, чем точка Acпревращения.
EA201491650A 2012-03-07 2013-02-26 Способ изготовления высокопрочных стальных изделий с улучшенной стойкостью к сульфидному растрескиванию под напряжением EA025503B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012049970 2012-03-07
PCT/JP2013/054866 WO2013133076A1 (ja) 2012-03-07 2013-02-26 耐硫化物応力割れ性に優れた高強度鋼材の製造方法

Publications (2)

Publication Number Publication Date
EA201491650A1 true EA201491650A1 (ru) 2015-01-30
EA025503B1 EA025503B1 (ru) 2016-12-30

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EA201491650A EA025503B1 (ru) 2012-03-07 2013-02-26 Способ изготовления высокопрочных стальных изделий с улучшенной стойкостью к сульфидному растрескиванию под напряжением

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US (1) US10287645B2 (ru)
EP (1) EP2824198B8 (ru)
JP (1) JP5387799B1 (ru)
CN (1) CN104039989B (ru)
AR (1) AR090243A1 (ru)
AU (1) AU2013228617B2 (ru)
BR (1) BR112014019065B1 (ru)
CA (1) CA2849287C (ru)
EA (1) EA025503B1 (ru)
ES (1) ES2755750T3 (ru)
IN (1) IN2014DN03395A (ru)
MX (1) MX371103B (ru)
SA (1) SA113340364B1 (ru)
UA (1) UA112792C2 (ru)
WO (1) WO2013133076A1 (ru)

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JP5387799B1 (ja) 2014-01-15
AU2013228617A1 (en) 2014-04-17
IN2014DN03395A (ru) 2015-06-26
WO2013133076A1 (ja) 2013-09-12
AU2013228617B2 (en) 2015-07-30
CA2849287C (en) 2016-11-29
CN104039989A (zh) 2014-09-10
BR112014019065B1 (pt) 2019-03-26
ES2755750T3 (es) 2020-04-23
AR090243A1 (es) 2014-10-29
MX2014009157A (es) 2014-10-13
MX371103B (es) 2020-01-17
CN104039989B (zh) 2015-11-25
SA113340364B1 (ar) 2015-07-22
US20150041030A1 (en) 2015-02-12
EP2824198B1 (en) 2019-09-18
BR112014019065A2 (ru) 2017-06-20
UA112792C2 (uk) 2016-10-25
EA025503B1 (ru) 2016-12-30
CA2849287A1 (en) 2013-09-12
JPWO2013133076A1 (ja) 2015-07-30
BR112014019065A8 (pt) 2017-07-11
US10287645B2 (en) 2019-05-14
EP2824198A4 (en) 2015-12-30
EP2824198A1 (en) 2015-01-14
EP2824198B8 (en) 2020-04-15

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