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GB833240A - Improvements relating to ferritic alloy steels - Google Patents

Improvements relating to ferritic alloy steels

Info

Publication number
GB833240A
GB833240A GB22279/56A GB2227956A GB833240A GB 833240 A GB833240 A GB 833240A GB 22279/56 A GB22279/56 A GB 22279/56A GB 2227956 A GB2227956 A GB 2227956A GB 833240 A GB833240 A GB 833240A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
alloy steels
ferritic alloy
ferritic
steels
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.)
Expired
Application number
GB22279/56A
Inventor
Henry William Kirkby
Charles Sykes
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.)
Firth Vickers Stainless Steels Ltd
Original Assignee
Firth Vickers Stainless Steels Ltd
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 Firth Vickers Stainless Steels Ltd filed Critical Firth Vickers Stainless Steels Ltd
Priority to GB22279/56A priority Critical patent/GB833240A/en
Priority to CH4850157A priority patent/CH367526A/en
Priority to ES0236633A priority patent/ES236633A2/en
Publication of GB833240A publication Critical patent/GB833240A/en
Expired 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

A ferritic alloy steel has the following composition in percentages by weight: C 0.03 to 0.20, Mn 0.2 to 1.5, Mo 0.4 to 1.0, Nb and/or Ta 0.2 to 1.0 in total. B 0.003 to 0.10, N 0 to 0.15, Si 0.2 to 1.5, Cr 10.0 to 16.0, V 0.1 to 0.5, Co 5.0 to 15.0, Ni 0 to 2.0, Fe the balance with impurities. Specification 687,899 is referred to.
GB22279/56A 1948-12-16 1956-07-18 Improvements relating to ferritic alloy steels Expired GB833240A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB22279/56A GB833240A (en) 1956-07-18 1956-07-18 Improvements relating to ferritic alloy steels
CH4850157A CH367526A (en) 1948-12-16 1957-07-17 Malleable ferritic iron alloy
ES0236633A ES236633A2 (en) 1956-07-18 1957-07-17 Improvements relating to ferritic alloy steels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22279/56A GB833240A (en) 1956-07-18 1956-07-18 Improvements relating to ferritic alloy steels

Publications (1)

Publication Number Publication Date
GB833240A true GB833240A (en) 1960-04-21

Family

ID=10176815

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22279/56A Expired GB833240A (en) 1948-12-16 1956-07-18 Improvements relating to ferritic alloy steels

Country Status (2)

Country Link
ES (1) ES236633A2 (en)
GB (1) GB833240A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2565251A1 (en) * 1984-06-05 1985-12-06 Alsthom Atlantique STEEL FOR MANUFACTURING LARGE FORGED PARTS AND PROCESS FOR TREATING SAID STEEL
EP0498105A1 (en) * 1990-05-28 1992-08-12 Hitachi Metals, Ltd. High strength and high toughness stainless steel and method of manufacturing the same
US5288347A (en) * 1990-05-28 1994-02-22 Hitachi Metals, Ltd. Method of manufacturing high strength and high toughness stainless steel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2565251A1 (en) * 1984-06-05 1985-12-06 Alsthom Atlantique STEEL FOR MANUFACTURING LARGE FORGED PARTS AND PROCESS FOR TREATING SAID STEEL
EP0164678A1 (en) * 1984-06-05 1985-12-18 Alsthom Steel for the manufacture of large forgings and process for the treatment of this steel
US4689095A (en) * 1984-06-05 1987-08-25 Alsthom-Atlantique Steel for manufacturing large forged parts
EP0498105A1 (en) * 1990-05-28 1992-08-12 Hitachi Metals, Ltd. High strength and high toughness stainless steel and method of manufacturing the same
US5288347A (en) * 1990-05-28 1994-02-22 Hitachi Metals, Ltd. Method of manufacturing high strength and high toughness stainless steel

Also Published As

Publication number Publication date
ES236633A2 (en) 1958-01-01

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