KR830007158A - Manufacturing method of high tensile line - Google Patents

Manufacturing method of high tensile line Download PDF

Info

Publication number
KR830007158A
KR830007158A KR1019810004261A KR810004261A KR830007158A KR 830007158 A KR830007158 A KR 830007158A KR 1019810004261 A KR1019810004261 A KR 1019810004261A KR 810004261 A KR810004261 A KR 810004261A KR 830007158 A KR830007158 A KR 830007158A
Authority
KR
South Korea
Prior art keywords
steel wire
temperature
heated
wire
manufacturing
Prior art date
Application number
KR1019810004261A
Other languages
Korean (ko)
Other versions
KR890002619B1 (en
Inventor
다가시 후구다
겐지 아이하라
다구오 미조구찌
가쯔요시 가지야마
Original Assignee
구마다니 노리후미
스미도모 긴조구 고오교오 가부시기가이샤
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
Priority claimed from JP55157274A external-priority patent/JPS601931B2/en
Priority claimed from JP5458981A external-priority patent/JPS57169020A/en
Application filed by 구마다니 노리후미, 스미도모 긴조구 고오교오 가부시기가이샤 filed Critical 구마다니 노리후미
Publication of KR830007158A publication Critical patent/KR830007158A/en
Application granted granted Critical
Publication of KR890002619B1 publication Critical patent/KR890002619B1/en

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
    • 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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering

Abstract

내용 없음No content

Description

고장력선의 제조방법Manufacturing method of high tensile line

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 PS콘크리트 고압용기 양생의 대표적인 가열예를 보여주는 그래프.1 is a graph showing a representative heating example of curing PS concrete high pressure vessel.

제2도는 제1도의 가열예에 따라 얻어진 이완치의 변화를 보여주는 그래프로서, 이때 A곡선은 종래의 방법에 의하여 얻어진 것이며, B곡선은 본 발명에 의하여 얻어진 것임.2 is a graph showing a change in relaxation value obtained according to the heating example of FIG. 1, wherein the curve A is obtained by a conventional method and the curve B is obtained by the present invention.

제3도는 고장력강선을 제조하기 위한 싸이징 및 디포밍 단계를 포함한 종래의 강선 제조라인을 도시한 모식도.3 is a schematic diagram showing a conventional steel wire manufacturing line including a sizing and deforming step for manufacturing a high tensile steel wire.

Claims (9)

탄소를 0.5% 이하로 함유하고 있는 강선을 제조하고, 그 강선을 그의 Ac3점 보다 높은 온도로 가열하며, 상기 가열된 강선을 임계냉각속도 보다 높은 냉각속도로 퀀칭하며, 상기 퀀칭된 강선을 100°-700℃사이의 온도로 가열하여, 100°-700℃사이의 온도에서 왜량 3%-9%로 상기 가열된 강선을 소성가공 또는 교정가공을 하는 단계들로 이루어지느 고장력선의 제조방법.A steel wire containing 0.5% or less of carbon is prepared, the wire is heated to a temperature higher than its Ac 3 point, the heated steel wire is quenched at a cooling rate higher than the critical cooling rate, and the quenched steel wire is 100 A method of manufacturing a high tensile strength wire, comprising heating and calibrating the heated steel wire at a temperature between 100 ° C. and 700 ° C., at a temperature between 100 ° C. and 700 ° C., at a distortion amount of 3% -9%. 청구범위 1에서 강선의 탄소함량이 0.1% 내지 0.35%으로 하는 방법.The method of claim 1 wherein the carbon content of the steel wire is from 0.1% to 0.35%. 청구범위 1에서 상기 퀀칭한 후의 강선을 300°-500℃ 사이의 온도로 가열하는 방법.The method of claim 1 wherein the steel wire after quenching is heated to a temperature between 300 ° -500 ° C. 청구범위 1에서 왜량이 3% 내지 50%인 방법.Distortion in claim 1 is 3% to 50%. 선행하는 청구범위 1-4중의 하나에 있어서 퀀칭처리후의 강선을 실내온도 또는 보다 높은 온도하에서 연신하는 방법.The method according to one of the preceding claims 1-4, wherein the steel wire after the quenching treatment is drawn at room temperature or higher. 청구범위 1-5중의 하나에 있어서 Ac3점으로 가열하기전에 적어도 싸이징 및 디포밍 가공중의 하나를 상기 강선에 적용하는 방법.The method according to one of claims 1-5, wherein at least one of sizing and deforming processing is applied to the steel wire before heating to Ac 3 point. 선행하는 청구범위 1-4중의 하나에 있어서 상기 강선은 열간압연에서 ±0.15mm 혀용치로 마무리 하는 방법.The method of any one of the preceding claims 1-4, wherein the steel wire is finished with a ± 0.15mm tongue tongue in hot rolling. 청구범위 7에서 상기 강선을 ±0.15mm의 허용치로 마무리 손질을 하기전에 열간 압연으로 성형가공을 실시하는 방법.The method of claim 7 wherein the steel wire is formed by hot rolling before finishing the finishing to an acceptable value of ± 0.15 mm. 청구범위 7에서 허용치 ±0.15mm로 마무리된 강선을 냉간압연으로 디포밍시키는 방법.Cold rolling of a steel wire finished to the tolerance of ± 0.15mm in claim 7. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019810004261A 1980-11-08 1981-11-07 Process for manufacturing high tensile steel wire KR890002619B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP55-157274 1980-11-08
JP55157274A JPS601931B2 (en) 1980-11-08 1980-11-08 High tensile strength wire manufacturing method
JP157274 1980-11-08
JP54589 1981-04-11
JP5458981A JPS57169020A (en) 1981-04-11 1981-04-11 Production of high tensile steel bar

Publications (2)

Publication Number Publication Date
KR830007158A true KR830007158A (en) 1983-10-14
KR890002619B1 KR890002619B1 (en) 1989-07-20

Family

ID=26395362

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019810004261A KR890002619B1 (en) 1980-11-08 1981-11-07 Process for manufacturing high tensile steel wire

Country Status (2)

Country Link
KR (1) KR890002619B1 (en)
GB (1) GB2088258B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT384564B (en) * 1985-04-26 1987-12-10 Austria Draht Gmbh METHOD FOR PRODUCING STEEL WIRE
US4938811A (en) * 1988-07-15 1990-07-03 Sumitomo Electric Industries, Ltd. Steel wire for a spring and method for the production thereof
RU2471004C1 (en) * 2011-12-16 2012-12-27 Открытое акционерное общество "Магнитогорский метизно-калибровочный завод "ММК-МЕТИЗ" Manufacturing method of high-strength nanostructured steel reinforcement

Also Published As

Publication number Publication date
GB2088258B (en) 1985-04-03
KR890002619B1 (en) 1989-07-20
GB2088258A (en) 1982-06-09

Similar Documents

Publication Publication Date Title
ES8404931A1 (en) A car stabilizer and a manufacturing method therefor.
KR860001208A (en) Cold rolled steel sheet for deep drawing and manufacturing method
KR830007158A (en) Manufacturing method of high tensile line
GB1149671A (en) Method of processing ferrous strip
US2175771A (en) Chromium-bearing metal
KR910012299A (en) Thermal Flattening Method for Semi-Finished Electrical Steels
KR920701491A (en) Manufacturing method of unidirectional silicon steel sheet with excellent magnetic properties
US2924543A (en) Cold-finished steels and method for manufacturing same
US2264859A (en) Annealing silicon steel strip
JPS5732333A (en) Production of fine wire of mild copper
KR920702427A (en) Method for manufacturing non-oriented electrical steel sheet with excellent magnetic properties after distortion removal annealing
DE102019103359A1 (en) PRE-TREATED AlSiFe COATING OF BORON STEEL USED AT FORM HARDENERS
KR920012479A (en) Manufacturing method of oriented electrical steel sheet with excellent magnetic properties and glass coating properties
Rawlings et al. An internal friction peak due to slow moving dislocations in iron-nitrogen alloys
JPS5635717A (en) Production of hot-rolled steel material of superior vibration attenuating characteristic
US2041649A (en) Thermally treating quenched and hardened steels
JPS56102519A (en) Cold rolling method for stainless steel of high strength
KR850001042A (en) Low Alloy Steel Forging Production Process
SU1438868A1 (en) Method of producing cold-drawn tubes
US3118224A (en) Method of producing chromised screws
JPS55152182A (en) Steam treatment of iron based product
KR880007764A (en) Method for producing oriented silicon steel sheet with excellent magnetic properties
JPS54112364A (en) Roll for sendzimir mill and its heat treating method
KR940002365A (en) Manufacturing method of steel wire for high tension bolt
JPS61126922A (en) Copper-coated steel wire