JPS5337123A - Production of high tensile strength steel excellent in low temperature toughness - Google Patents

Production of high tensile strength steel excellent in low temperature toughness

Info

Publication number
JPS5337123A
JPS5337123A JP11214076A JP11214076A JPS5337123A JP S5337123 A JPS5337123 A JP S5337123A JP 11214076 A JP11214076 A JP 11214076A JP 11214076 A JP11214076 A JP 11214076A JP S5337123 A JPS5337123 A JP S5337123A
Authority
JP
Japan
Prior art keywords
tensile strength
high tensile
low temperature
strength steel
temperature 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
JP11214076A
Other languages
Japanese (ja)
Other versions
JPS5620332B2 (en
Inventor
Susumu Aida
Kunio Watanabe
Yoshio Hashimoto
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 JP11214076A priority Critical patent/JPS5337123A/en
Publication of JPS5337123A publication Critical patent/JPS5337123A/en
Publication of JPS5620332B2 publication Critical patent/JPS5620332B2/ja
Granted legal-status Critical Current

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  • Heat Treatment Of Steel (AREA)

Abstract

PURPOSE: To produce high tensile strength steel of ordinary steel composition which is excellent in low temperature toughness at a low cost by specifying chemical composition, heating temperature, rolling conditions, and heattreatment conditions so as to form compound structure of fine ferrite, pearlite, and restored ferrite.
COPYRIGHT: (C)1978,JPO&Japio
JP11214076A 1976-09-18 1976-09-18 Production of high tensile strength steel excellent in low temperature toughness Granted JPS5337123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11214076A JPS5337123A (en) 1976-09-18 1976-09-18 Production of high tensile strength steel excellent in low temperature toughness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11214076A JPS5337123A (en) 1976-09-18 1976-09-18 Production of high tensile strength steel excellent in low temperature toughness

Publications (2)

Publication Number Publication Date
JPS5337123A true JPS5337123A (en) 1978-04-06
JPS5620332B2 JPS5620332B2 (en) 1981-05-13

Family

ID=14579205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11214076A Granted JPS5337123A (en) 1976-09-18 1976-09-18 Production of high tensile strength steel excellent in low temperature toughness

Country Status (1)

Country Link
JP (1) JPS5337123A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5681619A (en) * 1979-12-03 1981-07-03 Sumitomo Metal Ind Ltd Production of tempered high tensile steel plate

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361977A (en) * 1970-05-20 1974-07-30 Sumitomo Metal Ind Process for manufacture of strong tough steel plates

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361977A (en) * 1970-05-20 1974-07-30 Sumitomo Metal Ind Process for manufacture of strong tough steel plates

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5681619A (en) * 1979-12-03 1981-07-03 Sumitomo Metal Ind Ltd Production of tempered high tensile steel plate

Also Published As

Publication number Publication date
JPS5620332B2 (en) 1981-05-13

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