JPS52150714A - Decarburization preventing in atmospheric annealing of hot rolled steel material - Google Patents

Decarburization preventing in atmospheric annealing of hot rolled steel material

Info

Publication number
JPS52150714A
JPS52150714A JP6896576A JP6896576A JPS52150714A JP S52150714 A JPS52150714 A JP S52150714A JP 6896576 A JP6896576 A JP 6896576A JP 6896576 A JP6896576 A JP 6896576A JP S52150714 A JPS52150714 A JP S52150714A
Authority
JP
Japan
Prior art keywords
steel material
rolled steel
hot rolled
atmospheric annealing
decarburization
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
JP6896576A
Other languages
Japanese (ja)
Other versions
JPS573730B2 (en
Inventor
Hiroshi Nishi
Takaya Nagaie
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP6896576A priority Critical patent/JPS52150714A/en
Publication of JPS52150714A publication Critical patent/JPS52150714A/en
Publication of JPS573730B2 publication Critical patent/JPS573730B2/ja
Granted 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere

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)
  • Manufacturing Of Steel Electrode Plates (AREA)

Abstract

PURPOSE:To prevent the decarburization of steel material with capturing chemically and decreasing O2, H2O contained in annealing system by adding subhydrocarbon gas to N2 atmosphere annealing of steel materials.
JP6896576A 1976-06-11 1976-06-11 Decarburization preventing in atmospheric annealing of hot rolled steel material Granted JPS52150714A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6896576A JPS52150714A (en) 1976-06-11 1976-06-11 Decarburization preventing in atmospheric annealing of hot rolled steel material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6896576A JPS52150714A (en) 1976-06-11 1976-06-11 Decarburization preventing in atmospheric annealing of hot rolled steel material

Publications (2)

Publication Number Publication Date
JPS52150714A true JPS52150714A (en) 1977-12-14
JPS573730B2 JPS573730B2 (en) 1982-01-22

Family

ID=13388885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6896576A Granted JPS52150714A (en) 1976-06-11 1976-06-11 Decarburization preventing in atmospheric annealing of hot rolled steel material

Country Status (1)

Country Link
JP (1) JPS52150714A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016117921A (en) * 2014-12-18 2016-06-30 株式会社神戸製鋼所 Steel sheet and manufacturing method therefor
CN111944960A (en) * 2020-07-15 2020-11-17 涟源钢铁集团有限公司 Method for reducing spheroidizing annealing decarburization of medium-high carbon steel in hot rolling

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6150198U (en) * 1984-09-06 1986-04-04

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016117921A (en) * 2014-12-18 2016-06-30 株式会社神戸製鋼所 Steel sheet and manufacturing method therefor
CN111944960A (en) * 2020-07-15 2020-11-17 涟源钢铁集团有限公司 Method for reducing spheroidizing annealing decarburization of medium-high carbon steel in hot rolling
CN111944960B (en) * 2020-07-15 2022-03-08 涟源钢铁集团有限公司 Method for reducing spheroidizing annealing decarburization of medium-high carbon steel in hot rolling

Also Published As

Publication number Publication date
JPS573730B2 (en) 1982-01-22

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