ES234271A1 - Improvements relating to ferritic alloy steels for use at elevated temperatures - Google Patents

Improvements relating to ferritic alloy steels for use at elevated temperatures

Info

Publication number
ES234271A1
ES234271A1 ES0234271A ES234271A ES234271A1 ES 234271 A1 ES234271 A1 ES 234271A1 ES 0234271 A ES0234271 A ES 0234271A ES 234271 A ES234271 A ES 234271A ES 234271 A1 ES234271 A1 ES 234271A1
Authority
ES
Spain
Prior art keywords
per cent
elevated temperatures
improvements relating
alloy steels
ferritic alloy
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
ES0234271A
Other languages
Spanish (es)
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
Publication of ES234271A1 publication Critical patent/ES234271A1/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)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

A forgeable ferritic alloy has the following composition: C 0.03 to 0.30 per cent Cr 4 to 20 per cent W over 3 to 16 per cent V 0.1 to 2.0 per cent Nb and/or Ta 0.05 to 2.5 per cent Si 0.3 to 2.0 per cent Mn 0.5 to 4 per cent Ni 0.1 to 1.5 per cent N a spectrographic trace up to 0.25 per cent B a spectrographic trace up to 0.5 per cent Co 5 to 20 per cent Mo 0 to 3 per cent. the remainder Fe and incidental impurities. Specifications 658,115, 669,396, 731,684 and 734,676 are referred to.
ES0234271A 1956-03-29 1957-03-16 Improvements relating to ferritic alloy steels for use at elevated temperatures Expired ES234271A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB998956A GB802830A (en) 1956-03-29 1956-03-29 Improvements relating to ferritic alloy steels for use at elevated temperatures

Publications (1)

Publication Number Publication Date
ES234271A1 true ES234271A1 (en) 1957-09-01

Family

ID=9882494

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0234271A Expired ES234271A1 (en) 1956-03-29 1957-03-16 Improvements relating to ferritic alloy steels for use at elevated temperatures

Country Status (2)

Country Link
ES (1) ES234271A1 (en)
GB (1) GB802830A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5415706A (en) * 1993-05-28 1995-05-16 Abb Management Ag Heat- and creep-resistant steel having a martensitic microstructure produced by a heat-treatment process
DE4436874A1 (en) * 1994-10-15 1996-04-18 Abb Management Ag Heat- and creep-resistant steel
JP2005539138A (en) * 2002-09-16 2005-12-22 ボーグワーナー・インコーポレーテッド Heat resistant alloy especially suitable for long life turbocharger nozzle rings

Also Published As

Publication number Publication date
GB802830A (en) 1958-10-15

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