GB2016521B - Delta ferrite control - Google Patents

Delta ferrite control

Info

Publication number
GB2016521B
GB2016521B GB7907066A GB7907066A GB2016521B GB 2016521 B GB2016521 B GB 2016521B GB 7907066 A GB7907066 A GB 7907066A GB 7907066 A GB7907066 A GB 7907066A GB 2016521 B GB2016521 B GB 2016521B
Authority
GB
United Kingdom
Prior art keywords
delta ferrite
ferrite control
control
delta
ferrite
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
GB7907066A
Other versions
GB2016521A (en
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.)
British Steel Corp
Original Assignee
British Steel Corp
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 British Steel Corp filed Critical British Steel Corp
Priority to GB7907066A priority Critical patent/GB2016521B/en
Publication of GB2016521A publication Critical patent/GB2016521A/en
Application granted granted Critical
Publication of GB2016521B publication Critical patent/GB2016521B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F3/1007—Atmosphere
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/02—Nitrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
GB7907066A 1978-03-01 1979-02-28 Delta ferrite control Expired GB2016521B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7907066A GB2016521B (en) 1978-03-01 1979-02-28 Delta ferrite control

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB808678 1978-03-01
GB7907066A GB2016521B (en) 1978-03-01 1979-02-28 Delta ferrite control

Publications (2)

Publication Number Publication Date
GB2016521A GB2016521A (en) 1979-09-26
GB2016521B true GB2016521B (en) 1982-06-03

Family

ID=26241911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7907066A Expired GB2016521B (en) 1978-03-01 1979-02-28 Delta ferrite control

Country Status (1)

Country Link
GB (1) GB2016521B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104250673B (en) * 2013-06-25 2016-06-29 江苏万恒铸业有限公司 A kind of smelting technology reducing nuclear grade stainless steel foundry goods ferrite content
KR102350989B1 (en) 2013-12-20 2022-01-12 회가내스 아베 (피유비엘) A method for producing a sintered component and a sintered component
CN113768906B (en) * 2021-10-25 2023-05-09 上海方予健康医药科技有限公司 Novel glucocorticoid inhalation aerosol and pharmaceutical assembly

Also Published As

Publication number Publication date
GB2016521A (en) 1979-09-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee