EP1306457A3 - Chromium steel - Google Patents

Chromium steel Download PDF

Info

Publication number
EP1306457A3
EP1306457A3 EP02023592A EP02023592A EP1306457A3 EP 1306457 A3 EP1306457 A3 EP 1306457A3 EP 02023592 A EP02023592 A EP 02023592A EP 02023592 A EP02023592 A EP 02023592A EP 1306457 A3 EP1306457 A3 EP 1306457A3
Authority
EP
European Patent Office
Prior art keywords
chromium
niobium
vanadium
titanium
chromium steel
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP02023592A
Other languages
German (de)
French (fr)
Other versions
EP1306457A2 (en
EP1306457B1 (en
Inventor
Oskar Dr. Pacher
Gisbert Dipl.-Ing. Kloss-Ulitzka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stahlwerk Ergste Westig GmbH
Original Assignee
Stahlwerk Ergste Westig GmbH
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 Stahlwerk Ergste Westig GmbH filed Critical Stahlwerk Ergste Westig GmbH
Publication of EP1306457A2 publication Critical patent/EP1306457A2/en
Publication of EP1306457A3 publication Critical patent/EP1306457A3/en
Application granted granted Critical
Publication of EP1306457B1 publication Critical patent/EP1306457B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C22C38/18—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
    • 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
    • C21D1/26—Methods of annealing
    • C21D1/30—Stress-relieving
    • 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
    • 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
    • C22C38/18—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
    • C22C38/50—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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0025—Supports; Baskets; Containers; Covers
    • 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
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Child & Adolescent Psychology (AREA)
  • Health & Medical Sciences (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Looms (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Laminated Bodies (AREA)

Abstract

Chromium/steel alloy comprises 10.5-20% chromium, 0.2-9% nickel, 0.1-3% manganese, 0.1-1.5% silicon, 0.01-2.0% molybdenum, 0.05-0.45% carbon, 0.02-0.15% nitrogen, 0.3-0.8% copper, 0.002-0.05% aluminum, 0.003-0.1% titanium, 0.003-0.1% vanadium, 0.001-0.05% niobium, 0.01-0.2% titanium+vanadium+niobium, up to 0.006% boron, and the balance of iron to satisfy the equation: <??>10x(%Ti+%V+%Nb) = Ax(%C+%N) <??>A = 1-7. <??>An Independent claim is also included for a process for annealing the above alloy for 15 minutes to 2 hours at 180-480 degrees C. <??>Preferably the alloy contains 16-18% chromium, 6-8% nickel, 0.5-1.5% manganese, 0.3-1.5% silicon, 0.4-1% molybdenum, 0.1-0.3% carbon, 0.05-0.1% nitrogen, 0.002-0.006% boron, 0.003-0.1% titanium, 0.003-0.1% vanadium and 0.001-0.05% niobium.
EP02023592A 2001-10-23 2002-10-23 Chromium steel Expired - Lifetime EP1306457B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10152293 2001-10-23
DE10152293A DE10152293B4 (en) 2001-10-23 2001-10-23 Use a chrome steel alloy

Publications (3)

Publication Number Publication Date
EP1306457A2 EP1306457A2 (en) 2003-05-02
EP1306457A3 true EP1306457A3 (en) 2003-10-22
EP1306457B1 EP1306457B1 (en) 2007-12-05

Family

ID=7703451

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02023592A Expired - Lifetime EP1306457B1 (en) 2001-10-23 2002-10-23 Chromium steel

Country Status (3)

Country Link
EP (1) EP1306457B1 (en)
AT (1) ATE380262T1 (en)
DE (2) DE10152293B4 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004051629B4 (en) * 2004-10-23 2006-08-24 Stahlwerk Ergste Westig Gmbh Stainless martensitic chrome steel
JP7130358B2 (en) * 2017-08-23 2022-09-05 セイコーインスツル株式会社 Metal elastic element and diaphragm using the same
CN113481434B (en) * 2021-06-21 2022-05-31 邯郸新兴特种管材有限公司 Thick-wall super 13Cr seamless steel pipe with yield strength of 125 steel grade and production method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1106705A1 (en) * 1999-11-30 2001-06-13 Nippon Steel Corporation Stainless steel for brake disc excellent in resistance to temper softening

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB766971A (en) * 1954-03-27 1957-01-30 Sandvikens Jernverks Ab Improvements relating to corrosion resistant steel springs and spring material
DE1267854B (en) * 1963-09-02 1968-05-09 Stahlwerk Kabel C Pouplier Jun Use of a durable chrome-nickel steel as a material for razor blades
CH562349A5 (en) * 1973-11-28 1975-05-30 Saurer Ag Adolph
DD294469A5 (en) * 1990-05-18 1991-10-02 Chemiewerk Coswig,De METHOD FOR THE COMPLETE DEALING OF ALKALIL EAGLE, IN PARTICULAR KALILAUGE
JP3032273B2 (en) * 1990-10-16 2000-04-10 日新製鋼株式会社 Manufacturing method of high strength steel belt
MY114984A (en) * 1995-01-13 2003-03-31 Hitachi Metals Ltd High hardness martensitic stainless steel with good pitting corrosion resistance

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1106705A1 (en) * 1999-11-30 2001-06-13 Nippon Steel Corporation Stainless steel for brake disc excellent in resistance to temper softening

Also Published As

Publication number Publication date
EP1306457A2 (en) 2003-05-02
DE10152293B4 (en) 2004-04-08
DE50211315D1 (en) 2008-01-17
EP1306457B1 (en) 2007-12-05
DE10152293A1 (en) 2003-05-15
ATE380262T1 (en) 2007-12-15

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