JPS6261648B2 - - Google Patents

Info

Publication number: JPS6261648B2
Authority: JP; Japan
Prior art keywords: tempering; present; steel; oxide film; furnace
Prior art date: 1980-11-17
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.): Expired

Application number

JP16224480A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5785933A (en

Inventor

Hideo Kokita

Teruyuki Murai

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.)

Sumitomo Electric Industries Ltd

Original Assignee

Sumitomo Electric Industries 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.)

1980-11-17

Filing date

1980-11-17

Publication date

1987-12-22

1980-11-17 Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd

1980-11-17 Priority to JP16224480A priority Critical patent/JPS5785933A/ja

1982-05-28 Publication of JPS5785933A publication Critical patent/JPS5785933A/ja

1987-12-22 Publication of JPS6261648B2 publication Critical patent/JPS6261648B2/ja

Status Granted legal-status Critical Current

Links

229910000831 Steel Inorganic materials 0.000 claims description 30
239000010959 steel Substances 0.000 claims description 30
238000005496 tempering Methods 0.000 claims description 20
238000000034 method Methods 0.000 claims description 12
238000010791 quenching Methods 0.000 claims description 9
230000000171 quenching effect Effects 0.000 claims description 9
239000011513 prestressed concrete Substances 0.000 claims description 7
239000007789 gas Substances 0.000 claims description 6
239000011261 inert gas Substances 0.000 claims description 3
238000004519 manufacturing process Methods 0.000 claims description 2
238000010438 heat treatment Methods 0.000 description 14
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
238000003466 welding Methods 0.000 description 10
229910052742 iron Inorganic materials 0.000 description 6
238000010586 diagram Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
239000004567 concrete Substances 0.000 description 3
238000007796 conventional method Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
239000003921 oil Substances 0.000 description 3
239000002994 raw material Substances 0.000 description 2
210000002435 tendon Anatomy 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000295 fuel oil Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
238000003825 pressing Methods 0.000 description 1

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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods

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

JP16224480A 1980-11-17 1980-11-17 Heat treatment of prestressed concrete steel bar or steel wire Granted JPS5785933A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP16224480A JPS5785933A (en)	1980-11-17	1980-11-17	Heat treatment of prestressed concrete steel bar or steel wire

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP16224480A JPS5785933A (en)	1980-11-17	1980-11-17	Heat treatment of prestressed concrete steel bar or steel wire

Publications (2)

Publication Number	Publication Date
JPS5785933A JPS5785933A (en)	1982-05-28
JPS6261648B2 true JPS6261648B2 (de)	1987-12-22

Family

ID=15750723

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP16224480A Granted JPS5785933A (en)	1980-11-17	1980-11-17	Heat treatment of prestressed concrete steel bar or steel wire

Country Status (1)

Country	Link
JP (1)	JPS5785933A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100385164B1 (ko) *	2000-06-19	2003-05-22	홍덕스틸코드주식회사	와이어 소어용 와이어 및 그 제조방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS4866519A (de) *	1971-12-16	1973-09-12

1980
- 1980-11-17 JP JP16224480A patent/JPS5785933A/ja active Granted

Also Published As

Publication number	Publication date
JPS5785933A (en)	1982-05-28

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