JPS5340617A - Ultra low nitriding method for chromimum-containing metal or alloy - Google Patents

Ultra low nitriding method for chromimum-containing metal or alloy

Info

Publication number
JPS5340617A
JPS5340617A JP11551176A JP11551176A JPS5340617A JP S5340617 A JPS5340617 A JP S5340617A JP 11551176 A JP11551176 A JP 11551176A JP 11551176 A JP11551176 A JP 11551176A JP S5340617 A JPS5340617 A JP S5340617A
Authority
JP
Japan
Prior art keywords
alloy
ultra low
chromimum
containing metal
nitriding method
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
JP11551176A
Other languages
Japanese (ja)
Other versions
JPS616145B2 (en
Inventor
Hiroyuki Katayama
Shigehiro Kimura
Yasuo Sakurada
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.)
Nippon Steel Corp
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP11551176A priority Critical patent/JPS5340617A/en
Publication of JPS5340617A publication Critical patent/JPS5340617A/en
Publication of JPS616145B2 publication Critical patent/JPS616145B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0006—Adding metallic additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)

Abstract

PURPOSE:To economically perform ultra low nitriding of a Cr-contg. metal or alloy with improved productivity and refining efficiency by induction heating the granulated metal or alloy and a flux contg. metallic Mg and one or more out of Ca, Mg and Na chlorides in a metal container of a specified shape.
JP11551176A 1976-09-27 1976-09-27 Ultra low nitriding method for chromimum-containing metal or alloy Granted JPS5340617A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11551176A JPS5340617A (en) 1976-09-27 1976-09-27 Ultra low nitriding method for chromimum-containing metal or alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11551176A JPS5340617A (en) 1976-09-27 1976-09-27 Ultra low nitriding method for chromimum-containing metal or alloy

Publications (2)

Publication Number Publication Date
JPS5340617A true JPS5340617A (en) 1978-04-13
JPS616145B2 JPS616145B2 (en) 1986-02-24

Family

ID=14664322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11551176A Granted JPS5340617A (en) 1976-09-27 1976-09-27 Ultra low nitriding method for chromimum-containing metal or alloy

Country Status (1)

Country Link
JP (1) JPS5340617A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6144245A (en) * 1984-08-09 1986-03-03 Osaka Gas Co Ltd Hot water supply device
JPH0233081Y2 (en) * 1985-04-15 1990-09-06
JPS61172953U (en) * 1985-04-15 1986-10-27

Also Published As

Publication number Publication date
JPS616145B2 (en) 1986-02-24

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