JPS544224A - Improving method for toughness of steel material - Google Patents

Improving method for toughness of steel material

Info

Publication number
JPS544224A
JPS544224A JP6840277A JP6840277A JPS544224A JP S544224 A JPS544224 A JP S544224A JP 6840277 A JP6840277 A JP 6840277A JP 6840277 A JP6840277 A JP 6840277A JP S544224 A JPS544224 A JP S544224A
Authority
JP
Japan
Prior art keywords
toughness
steel material
improving method
austenite
steel
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
JP6840277A
Other languages
English (en)
Inventor
Tsutomu Ozawa
Yasushi Inoue
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 JP6840277A priority Critical patent/JPS544224A/ja
Publication of JPS544224A publication Critical patent/JPS544224A/ja
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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Continuous Casting (AREA)
  • Heat Treatment Of Steel (AREA)
JP6840277A 1977-06-11 1977-06-11 Improving method for toughness of steel material Pending JPS544224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6840277A JPS544224A (en) 1977-06-11 1977-06-11 Improving method for toughness of steel material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6840277A JPS544224A (en) 1977-06-11 1977-06-11 Improving method for toughness of steel material

Publications (1)

Publication Number Publication Date
JPS544224A true JPS544224A (en) 1979-01-12

Family

ID=13372653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6840277A Pending JPS544224A (en) 1977-06-11 1977-06-11 Improving method for toughness of steel material

Country Status (1)

Country Link
JP (1) JPS544224A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60166151A (ja) * 1984-02-10 1985-08-29 Nippon Steel Corp 鋼の連続鋳造機
JPS6326239A (ja) * 1986-07-16 1988-02-03 Sumitomo Metal Ind Ltd 鋼の連続鋳造用鋳型
US4738301A (en) * 1984-02-10 1988-04-19 Nippon Steel Corporation Method for mitigating solidification segregation of steel
US4809765A (en) * 1984-12-28 1989-03-07 Nippon Steel Corporation Method for controlling solidification segregation of steel
CN103157957A (zh) * 2012-03-05 2013-06-19 张连成 金属零件毛坯的制造方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60166151A (ja) * 1984-02-10 1985-08-29 Nippon Steel Corp 鋼の連続鋳造機
US4738301A (en) * 1984-02-10 1988-04-19 Nippon Steel Corporation Method for mitigating solidification segregation of steel
US4809765A (en) * 1984-12-28 1989-03-07 Nippon Steel Corporation Method for controlling solidification segregation of steel
JPS6326239A (ja) * 1986-07-16 1988-02-03 Sumitomo Metal Ind Ltd 鋼の連続鋳造用鋳型
CN103157957A (zh) * 2012-03-05 2013-06-19 张连成 金属零件毛坯的制造方法

Similar Documents

Publication Publication Date Title
DE3064071D1 (en) Process for the manufacture of grinding members of an iron alloy
GB1130281A (en) Apparatus for the hot-forming of metal
JPS5288541A (en) Method of continuous casting of metal especially of steel and apparatus for its performance and steel ingot obtained by its method
JPS544224A (en) Improving method for toughness of steel material
ZA753314B (en) Apparatus for producing cast billets in high melting-point metals especially steel, by electric-slag remelting
JPS536221A (en) Production of pc steel wire or rod
JPS53110914A (en) Method and apparatus for adding inoculation or alloy elements in die castin g
JPS53112247A (en) Method and apparatus for rolling continuously cast sliug
GB1049930A (en) Improvements in and relating to the production of lead steels
GB1306135A (ja)
JPS5218419A (en) Method of manufacturing si-cont. steel
JPS55147416A (en) Production of high tension wire rod
JPS51121426A (en) Process for the production of a composite texture steel which is isotr opic and has high ductility and high toughness
JPS52129611A (en) High tensile steel wire having excellent ductility and its production process
JPS52149212A (en) Production of ferrite-type spheroidal graphite cast iron as cast
JPS541226A (en) Method of producing high tension steel plate with small separation and low yield rate
JPS5352225A (en) Production of rolld fine grain steel
JPS53119215A (en) Steel rolling method
JPS51119613A (en) A process for producing a cold rolled steel plate by continuous castin g and annealing
JPS57146456A (en) Production of ferritic stainless steel for cold rolling
JPS5522444A (en) Cutting blade for blanking dies
JPS53118221A (en) Method of manufacturing non-pretempered high-tensile steel
JPS5437050A (en) Method of producing cold rolled steel plate
JPS5356113A (en) Grain refining method for aluminum or its alloy
JPS52150325A (en) Production of thick aluminium-killed steel material