[go: up one dir, main page]

JPS52123921A - Production of steel plate with high toughness - Google Patents

Production of steel plate with high toughness

Info

Publication number
JPS52123921A
JPS52123921A JP4094476A JP4094476A JPS52123921A JP S52123921 A JPS52123921 A JP S52123921A JP 4094476 A JP4094476 A JP 4094476A JP 4094476 A JP4094476 A JP 4094476A JP S52123921 A JPS52123921 A JP S52123921A
Authority
JP
Japan
Prior art keywords
production
steel plate
steel
high toughness
toughness
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
JP4094476A
Other languages
Japanese (ja)
Other versions
JPS5621810B2 (en
Inventor
Gennosuke Tenmiyo
Isao Koyubi
Chiaki Ouchi
Tomoyoshi Okita
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP4094476A priority Critical patent/JPS52123921A/en
Publication of JPS52123921A publication Critical patent/JPS52123921A/en
Publication of JPS5621810B2 publication Critical patent/JPS5621810B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Abstract

PURPOSE: To obtain steel with excellent strength and toughness by hot rolling steel of specified composition so that the structure of the steel becomes fine austenite grain and by rapid cooling the hot rolled steel over a specified range of temperature.
COPYRIGHT: (C)1977,JPO&Japio
JP4094476A 1976-04-13 1976-04-13 Production of steel plate with high toughness Granted JPS52123921A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4094476A JPS52123921A (en) 1976-04-13 1976-04-13 Production of steel plate with high toughness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4094476A JPS52123921A (en) 1976-04-13 1976-04-13 Production of steel plate with high toughness

Publications (2)

Publication Number Publication Date
JPS52123921A true JPS52123921A (en) 1977-10-18
JPS5621810B2 JPS5621810B2 (en) 1981-05-21

Family

ID=12594610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4094476A Granted JPS52123921A (en) 1976-04-13 1976-04-13 Production of steel plate with high toughness

Country Status (1)

Country Link
JP (1) JPS52123921A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030309A2 (en) * 1979-12-06 1981-06-17 Preussag Stahl Aktiengesellschaft Hot rolled strip or plate of denitrided steel and process for its production
JPS5861223A (en) * 1981-10-07 1983-04-12 Nippon Steel Corp Manufacture of unnormalized high tension steel of higher weldability class than 50kg/mm2 with superior qualitative characteristic in z direction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030309A2 (en) * 1979-12-06 1981-06-17 Preussag Stahl Aktiengesellschaft Hot rolled strip or plate of denitrided steel and process for its production
JPS5861223A (en) * 1981-10-07 1983-04-12 Nippon Steel Corp Manufacture of unnormalized high tension steel of higher weldability class than 50kg/mm2 with superior qualitative characteristic in z direction
JPS62970B2 (en) * 1981-10-07 1987-01-10 Nippon Steel Corp

Also Published As

Publication number Publication date
JPS5621810B2 (en) 1981-05-21

Similar Documents

Publication Publication Date Title
JPS52105520A (en) Continuous casting and continuous hot rolling of aluminium-killed stee l
JPS5397922A (en) Manufacture of non-refined high tensile steel
JPS5389817A (en) Manufacture of steel bar for low temperature
JPS52123921A (en) Production of steel plate with high toughness
JPS5375114A (en) Manufacture of structural steel
JPS5366818A (en) Manufacture of high toughness high strength steel
JPS5323817A (en) Production of low yield ratio, high toughness, high tensile steel plate
JPS52138428A (en) Production of rail having excellent wear resistance and damage resistance as rolled
JPS5284117A (en) Preparation of cold rolled high tension steel plate of good cold forma bility
JPS5395121A (en) Preparation of high tensile steel sheet
JPS5388620A (en) Preparation of hot rolled steel belt having high strength
JPS5228425A (en) Method of producing high strength non-refined steel plate with excelle nt toughness
JPS5322812A (en) Production of high strength cold rolled steel plate having excellent workabi lity
JPS5328016A (en) Manufacture of steel plate for line pipe remarkably superior in low temperature toughness rolled as it is
JPS5325211A (en) Production of high tensile cold rolled steel sheet with excellent ductility by continuous annealing
JPS52103314A (en) Production of high toughness and high tension steel sheet of small ani sotropy
JPS52138429A (en) Production of cold rolled steel sheet having excellent drawability
JPS53118221A (en) Method of manufacturing non-pretempered high-tensile steel
JPS53129117A (en) Manufacture of high toughness thick steel plate
JPS52156121A (en) High tensile steel for low temperature use
JPS5289517A (en) Preparation of hot-rolled steel plate having high strength and high to ughness
JPS5319917A (en) Preparation of high carbon steel material superior in cold workability
JPS52138427A (en) Production of rail having excellent wear resistance and damage resistance as rolled
JPS52153823A (en) Production of high tension steel improved in low temperature toughness
JPS5351115A (en) Production of high tensile thin sheet