DK2728031T3 - Austenitisk rustfrit stålrør - Google Patents

Austenitisk rustfrit stålrør Download PDF

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Publication number
DK2728031T3
DK2728031T3 DK12805391.5T DK12805391T DK2728031T3 DK 2728031 T3 DK2728031 T3 DK 2728031T3 DK 12805391 T DK12805391 T DK 12805391T DK 2728031 T3 DK2728031 T3 DK 2728031T3
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steel tube
stainless steel
austenitic stainless
tube
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DK12805391.5T
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English (en)
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Yoshitaka Nishiyama
Mitsuharu Yonemura
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Nippon Steel & Sumitomo Metal Corp
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    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/10—Water tubes; Accessories therefor
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
    • 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
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/02—Rigid pipes of metal

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Claims (7)

1
1. Austenitisk rustfrit stålrør bestående af, ved masseprocent, 0,01 til 0,2% C, 0,1 til 2,0% Si, 0,1 til 3,0% Mn, 14 til 28% Cr og 6 til 30% Ni, eventuelt ved masse%, mindst ét element valgt fra mindst én gruppe af den første gruppe til 5 den fjerde gruppe beskrevet nedenfor, og balancen er Fe og urenheder hvor stålrøret har en metal-mikro-struktur, i hvilken en gennemsnitsdislokationstætheden, der er bestemt af XRD-måling under anvendelse af et Co-rør, er 3,0 x 1014 /m2 3 til 1,0 x 1016 /m2 i området ned til dybde på ca. 5 pm fra overfladen af stålrøret: 10 Første gruppe: Mo: 5% eller derunder, W: 10% eller derunder, Cu: 5% eller derunder, og Ta: 5% eller derunder; Anden gruppe: N: 0,3% eller derunder; Tredje gruppe: V: 1,0% eller derunder, Nb: 1.5% eller derunder, og Ti: 0,5% eller derunder; 15 Fjerde gruppe: Ca: 0,02% eller derunder, Mg: 0,02% eller derunder, Al: 0,3% eller derunder, Zr: 0,5% eller derunder, B: 0,02% eller derunder, og REM: 0,1% eller derunder.
2. Austenitisk rustfrit stålrør ifølge krav 1, hvor kornstørrelsen af stålrøret er 50 pm eller derunder. 20
3. Austenitisk rustfrit stålrør ifølge et hvilket som helst af de foregående krav, indeholdende mindst én af følgende: 0,1% eller derover af mindst ét af elementerne fra den første gruppe; 0,005% eller derover N; 25 0,01% eller derover af ét eller flere af elementerne fra den tredje gruppe; og 0,0001% eller derover af ét eller flere af elementerne fra den fjerde gruppe. 2
4. Austenitisk rustfrit stålrør ifølge et hvilket som helst af de foregående krav, hvor dislokationstætheden et opnået ved at give kontrollerede slag eller stød til den indre overflade af det austenitisk rustfrie stålrør ved at anvende mindst én af kuglesandblæsning, sandblæsning, beskydningsforarbejdning, sandslibning, 5 sandforarbejdning, stærk luftstrøm, vanddyse eller ultrasoniske bølger.
5. Anvendelse af austenitisk rustfrit stålrør ifølge et hvilket som helst af de foregående krav som et element til et energi-genererende anlæg.
6. Anvendelse af austenitisk rustfrit stålrør ifølge krav 5, hvor det energigenererende anlæg har en driftstemperatur på 550°C eller derover.
7. Anvendelse af austenitisk rustfrit stålrør ifølge krav 5 eller 6 i et højtemperaturmiljø i hvilket temperaturen nårca. 750°C. 15
DK12805391.5T 2011-06-28 2012-05-28 Austenitisk rustfrit stålrør DK2728031T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011142544 2011-06-28
PCT/JP2012/063590 WO2013001956A1 (ja) 2011-06-28 2012-05-28 オーステナイト系ステンレス鋼管

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US (1) US9612008B2 (da)
EP (1) EP2728031B1 (da)
JP (1) JP5187461B2 (da)
KR (1) KR101577149B1 (da)
CN (1) CN103620078B (da)
CA (1) CA2837281C (da)
DK (1) DK2728031T3 (da)
ES (1) ES2712806T3 (da)
PL (1) PL2728031T3 (da)
RU (1) RU2553112C1 (da)
WO (1) WO2013001956A1 (da)
ZA (1) ZA201309219B (da)

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CN109468542B (zh) * 2018-12-27 2020-11-20 安徽富凯特材有限公司 一种07Cr25Ni20Si2W奥氏体合金钢材料及其制备方法
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ES2712806T3 (es) 2019-05-14
CA2837281A1 (en) 2013-01-03
US20140150734A1 (en) 2014-06-05
EP2728031B1 (en) 2018-11-28
CA2837281C (en) 2015-12-29
EP2728031A4 (en) 2015-03-25
RU2553112C1 (ru) 2015-06-10
CN103620078B (zh) 2016-03-16
JP5187461B2 (ja) 2013-04-24
EP2728031A1 (en) 2014-05-07
ZA201309219B (en) 2014-08-27
KR101577149B1 (ko) 2015-12-11
US9612008B2 (en) 2017-04-04
JPWO2013001956A1 (ja) 2015-02-23
PL2728031T3 (pl) 2019-05-31
KR20140026607A (ko) 2014-03-05
WO2013001956A1 (ja) 2013-01-03

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