SI9500179B - Ferritic stainless steel with improved machinability - Google Patents

Ferritic stainless steel with improved machinability Download PDF

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Publication number
SI9500179B
SI9500179B SI9500179A SI9500179A SI9500179B SI 9500179 B SI9500179 B SI 9500179B SI 9500179 A SI9500179 A SI 9500179A SI 9500179 A SI9500179 A SI 9500179A SI 9500179 B SI9500179 B SI 9500179B
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SI
Slovenia
Prior art keywords
structure according
steel
ratio
ferrite structure
stainless steel
Prior art date
Application number
SI9500179A
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English (en)
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SI9500179A (en
Inventor
Pierre Pedarre
Pascal Terrien
Original Assignee
Ugine Savoie Imphy Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ugine Savoie Imphy Sa filed Critical Ugine Savoie Imphy Sa
Publication of SI9500179A publication Critical patent/SI9500179A/sl
Publication of SI9500179B publication Critical patent/SI9500179B/sl

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Classifications

    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Powder Metallurgy (AREA)
  • Catalysts (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Transmission Devices (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)

Claims (6)

1 Patentni zahtevki 1. Nerjavno jeklo s feritno strukturo in z izboljšano obdelovalnostjo, ki ga lahko uporabimo še posebno na področju struženja na avtomatih, označeno s tem, da obsega v svoji sestavi, masno: C < 0,17 % Si < 2,0 % Mn < 2,0 % Cr 11 - 20 % Ni <1% S < 0,55 % Ca >30x10 ‘1 2% O > 70x 10'2 % po izbiri: Mo < 3 %, preostalo Fe in neizogibne nečistote, pri čemer je Ca/O razmerje med vsebnostjo kalcija in vsebnostjo kisika podano z 0,2 < Ca/O < 0,6.
2. Jeklo s feritno strukuto po zahtevku 1, označeno s tem, da obsega v svoji sestavi, masno: C < 0,12 % Si < 2,0 % Mn < 2,0 % Cr 15 -19 % Ni <1% S < 0,55 % Ca >35x10^% O >70xl0-2% po izbiri: Mo < 3 %, preostalo Fe in neizogibne nečistote, pri čemer Ca/O razmerje med vsebnostjo kalcija in vsebnostjo kisika ustreza razmerju 0,35 < Ca/O < 0,6. 1 Nerjavno jeklo s feritno strukturo po zahtevkih 1 in 2, označeno s tem, da obsega v svoji sestavi, masno: C < 0,08 % 2 Si < 2,0 % 2 Mn < 2,0 % Cr 15 -19 % Ni <1% S < 0,55 % Ca > 35 x 10‘4 % O > 70x 10'4 % po izbiri: Mo <3%, preostalo Fe in neizogibne nečistote, pri čemer razmerje Ca/O med vsebnostjo kalcija in vsebnostjo kisika ustreza razmerju 0,35 < Ca/O < 0,6.
4. Jeklo s feritno strukturo po zahtevkih 1 in 3, označeno s tem, da vključuje manj kot 0,035 % žvepla.
5. Jeklo s feritno strukturo po zahtevkih 1 in 3, označeno s tem, da vključuje med 0,15 % in 0,45 % žvepla.
6. Jeklo s feritno strukturo po zahtevkih 1 do 3, označeno s tem, da vključuje med 0,05 % in 0,15 % žvepla. . -
7. Jeklo s feritno strukturo po zahtevkih 1 do 6, označeno s tem, da vsebuje silicijev dioksid/aluminijev oksid/kalcijev oksid vključke anorthitnega in/ali pseudo-wollastonitnega in/ali gehlenitnega tipa.
SI9500179A 1994-05-31 1995-05-31 Ferritic stainless steel with improved machinability SI9500179B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9406590A FR2720410B1 (fr) 1994-05-31 1994-05-31 Acier inoxydable ferritique à usinabilité améliorée.

Publications (2)

Publication Number Publication Date
SI9500179A SI9500179A (en) 1996-02-29
SI9500179B true SI9500179B (en) 2001-12-31

Family

ID=9463677

Family Applications (1)

Application Number Title Priority Date Filing Date
SI9500179A SI9500179B (en) 1994-05-31 1995-05-31 Ferritic stainless steel with improved machinability

Country Status (23)

Country Link
US (1) US5496515A (sl)
EP (1) EP0685567B1 (sl)
JP (1) JPH07331391A (sl)
KR (1) KR100316543B1 (sl)
AT (1) ATE193064T1 (sl)
CA (1) CA2150445C (sl)
CZ (1) CZ288539B6 (sl)
DE (1) DE69516937T2 (sl)
DK (1) DK0685567T3 (sl)
EG (1) EG20895A (sl)
ES (1) ES2147824T3 (sl)
FI (1) FI111557B (sl)
FR (1) FR2720410B1 (sl)
GR (1) GR3034002T3 (sl)
IL (1) IL113508A (sl)
NO (1) NO310244B1 (sl)
PL (1) PL179042B1 (sl)
PT (1) PT685567E (sl)
RO (1) RO116416B1 (sl)
RU (1) RU2132886C1 (sl)
SI (1) SI9500179B (sl)
TW (1) TW364018B (sl)
UA (1) UA39190C2 (sl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2740783B1 (fr) * 1995-11-03 1998-03-06 Ugine Savoie Sa Acier inoxydable ferritique utilisable pour la production de laine d'acier
US5707586A (en) * 1995-12-19 1998-01-13 Crs Holdings, Inc. Free machining stainless steel and components for automotive fuel and exhaust systems made therefrom
JP3777756B2 (ja) * 1997-11-12 2006-05-24 大同特殊鋼株式会社 フェライト系快削ステンレス鋼で製造した電子機器部品
FR2805829B1 (fr) * 2000-03-03 2002-07-19 Ugine Savoie Imphy Acier inoxydable austenitique a haute usinabilite, resulfure, et comportant une resistance a la corrosion amelioree
FR2811683B1 (fr) * 2000-07-12 2002-08-30 Ugine Savoie Imphy Acier inoxydable ferritique utilisable pour des pieces ferromagnetiques
DE10143390B4 (de) * 2001-09-04 2014-12-24 Stahlwerk Ergste Westig Gmbh Kaltverformbarer korrosionsbeständiger Chromstahl
FR2832734B1 (fr) * 2001-11-26 2004-10-08 Usinor Acier inoxydable ferritique au soufre, utilisable pour des pieces ferromagnetiques
US7842434B2 (en) * 2005-06-15 2010-11-30 Ati Properties, Inc. Interconnects for solid oxide fuel cells and ferritic stainless steels adapted for use with solid oxide fuel cells
US8158057B2 (en) * 2005-06-15 2012-04-17 Ati Properties, Inc. Interconnects for solid oxide fuel cells and ferritic stainless steels adapted for use with solid oxide fuel cells
US7981561B2 (en) * 2005-06-15 2011-07-19 Ati Properties, Inc. Interconnects for solid oxide fuel cells and ferritic stainless steels adapted for use with solid oxide fuel cells
DE102004063161B4 (de) * 2004-04-01 2006-02-02 Stahlwerk Ergste Westig Gmbh Kaltverformbarer Chromstahl
SE528680C2 (sv) * 2004-06-30 2007-01-23 Sandvik Intellectual Property Ferritisk blyfri rostfri stållegering
JP5387057B2 (ja) * 2008-03-07 2014-01-15 Ｊｆｅスチール株式会社 耐熱性と靭性に優れるフェライト系ステンレス鋼
DE102009038386A1 (de) 2009-08-24 2011-03-03 Stahlwerk Ergste Gmbh Weichmagnetischer ferritischer Chromstahl
UA111115C2 (uk) * 2012-04-02 2016-03-25 Ейкей Стіл Пропертіс, Інк. Рентабельна феритна нержавіюча сталь
US20140065005A1 (en) * 2012-08-31 2014-03-06 Eizo Yoshitake Ferritic Stainless Steel with Excellent Oxidation Resistance, Good High Temperature Strength, and Good Formability

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456785A1 (fr) * 1979-05-17 1980-12-12 Daido Steel Co Ltd Acier de decolletage contenant des inclusions determinees et un procede de sa preparation
JPH0215143A (ja) * 1988-06-30 1990-01-18 Aichi Steel Works Ltd 冷間鍛造用軟磁性ステンレス鋼
FR2648477B1 (fr) * 1989-06-16 1993-04-30 Ugine Savoie Sa Acier inoxydable austenitique resulfure a usinabilite amelioree
FR2690169B1 (fr) * 1992-04-17 1994-09-23 Ugine Savoie Sa Acier inoxydable austénitique à haute usinabilité et à déformation à froid améliorée.
FR2706489B1 (fr) * 1993-06-14 1995-09-01 Ugine Savoie Sa Acier inoxydable martensitique à usinabilité améliorée.

Also Published As

Publication number Publication date
IL113508A0 (en) 1995-07-31
DE69516937T2 (de) 2001-02-01
EP0685567A1 (fr) 1995-12-06
DE69516937D1 (de) 2000-06-21
CZ129095A3 (en) 1995-12-13
NO952106L (no) 1995-12-01
CA2150445A1 (fr) 1995-12-01
EP0685567B1 (fr) 2000-05-17
FI952660A0 (fi) 1995-05-31
GR3034002T3 (en) 2000-11-30
PL179042B1 (pl) 2000-07-31
FI111557B (fi) 2003-08-15
CA2150445C (fr) 2001-04-10
RO116416B1 (ro) 2001-01-30
EG20895A (en) 2000-05-31
CZ288539B6 (cs) 2001-07-11
KR950032681A (ko) 1995-12-22
TW364018B (en) 1999-07-11
IL113508A (en) 1999-03-12
DK0685567T3 (da) 2000-10-02
KR100316543B1 (ko) 2002-02-19
US5496515A (en) 1996-03-05
UA39190C2 (uk) 2001-06-15
FR2720410A1 (fr) 1995-12-01
RU95108546A (ru) 1997-04-20
NO952106D0 (no) 1995-05-29
ATE193064T1 (de) 2000-06-15
SI9500179A (en) 1996-02-29
PT685567E (pt) 2000-10-31
PL308694A1 (en) 1995-12-11
RU2132886C1 (ru) 1999-07-10
JPH07331391A (ja) 1995-12-19
FI952660A (fi) 1995-12-01
ES2147824T3 (es) 2000-10-01
NO310244B1 (no) 2001-06-11
FR2720410B1 (fr) 1996-06-28

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Owner name: UGITECH; FR

Effective date: 20070308