JPS5352226A - Production of iron casting - Google Patents

Production of iron casting

Info

Publication number
JPS5352226A
JPS5352226A JP12718776A JP12718776A JPS5352226A JP S5352226 A JPS5352226 A JP S5352226A JP 12718776 A JP12718776 A JP 12718776A JP 12718776 A JP12718776 A JP 12718776A JP S5352226 A JPS5352226 A JP S5352226A
Authority
JP
Japan
Prior art keywords
cast steel
production
iron casting
caf2
melt
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.)
Pending
Application number
JP12718776A
Other languages
Japanese (ja)
Inventor
Shiro Iijima
Minoru Morikawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12718776A priority Critical patent/JPS5352226A/en
Publication of JPS5352226A publication Critical patent/JPS5352226A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

PURPOSE:To melt and remove molding sand attached to cast steel and at the same time to diffusion anneal the cast steel by heating the cast steel in CaF2-CaO type molten slag while applying an electric current.
JP12718776A 1976-10-25 1976-10-25 Production of iron casting Pending JPS5352226A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12718776A JPS5352226A (en) 1976-10-25 1976-10-25 Production of iron casting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12718776A JPS5352226A (en) 1976-10-25 1976-10-25 Production of iron casting

Publications (1)

Publication Number Publication Date
JPS5352226A true JPS5352226A (en) 1978-05-12

Family

ID=14953824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12718776A Pending JPS5352226A (en) 1976-10-25 1976-10-25 Production of iron casting

Country Status (1)

Country Link
JP (1) JPS5352226A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102721600A (en) * 2012-06-26 2012-10-10 山西太钢不锈钢股份有限公司 Pure iron test sample annealing protection method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102721600A (en) * 2012-06-26 2012-10-10 山西太钢不锈钢股份有限公司 Pure iron test sample annealing protection method

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