KR920000957A - 가공용 고장력 냉연 강판의 제조방법 - Google Patents

가공용 고장력 냉연 강판의 제조방법 Download PDF

Info

Publication number
KR920000957A
KR920000957A KR1019910007515A KR910007515A KR920000957A KR 920000957 A KR920000957 A KR 920000957A KR 1019910007515 A KR1019910007515 A KR 1019910007515A KR 910007515 A KR910007515 A KR 910007515A KR 920000957 A KR920000957 A KR 920000957A
Authority
KR
South Korea
Prior art keywords
less
manufacturing
steel sheet
rolled steel
cold rolled
Prior art date
Application number
KR1019910007515A
Other languages
English (en)
Other versions
KR930004809B1 (ko
Inventor
스스무 오가다
도지로 이께다
스스무 사도
히데오 아베
준이찌 마노
노리오 오오다
Original Assignee
도사까 시노부
가와사끼 세이데쓰 가부시끼가이샤
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 도사까 시노부, 가와사끼 세이데쓰 가부시끼가이샤 filed Critical 도사까 시노부
Publication of KR920000957A publication Critical patent/KR920000957A/ko
Application granted granted Critical
Publication of KR930004809B1 publication Critical patent/KR930004809B1/ko

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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0431—Warm rolling
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436—Cold rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

내용 없음.

Description

가공용 고장력 냉연 강판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는값, 신장, 인장강도, 원뿔대 성형높이등의 냉연강판의 특성과 냉간 압연에서의 판온과 변형속도의 곱이 50000℃/S를 만족하는 각 경로의 압연감소율의 합과의 관계를 나타내는 그래프.

Claims (4)

  1. C : 0.02 wt% 이하, Si : 1.0 wt% 이하, Mn : 2.0 wt% 이하, Ti : 0.01 wt%-0.10 wt%이고, Ti＞(48/12) C wt%＋(48/14) N wt%를 만족하는 범위에서 함유하며, 또한, Nb : 0.0010 wt%-0.0100 wt%, B : 0.0002 wt%-0.0020 wt%, P : 0.03 wt%-0.20 wt%, S : 0.03 wt% 이하, Al : 0.010 wt%-0.100 wt%, N : 0.008 wt% 이하, O : 0.0045 wt% 이하이고, 나머지가 철 및 불가피한 불순물로 된 강을 통상의 주조, 열간 압연후 냉각압연에서, 판온 T(℃)이 300℃ 이하이고, 또한 상기 판온 T(℃)와 압연에서의 변형속도(S-1)와의 관계가 T×≥50,000℃/S를 만족하는 각 경로의 압연 감소율의 합이 50% 이상으로 되는 압연을 하고, 그후, 연속 소둔을 하는 것을 특징으로 하는 가공용 고 장력 냉연 강판의 제조방법.
  2. 제1항에 있어서, P : 0.04 wt%-0.15 wt%, O : 0.004wt% 이하인 가공용 고장력 냉연 강판의 제조방법.
  3. 제1항에 있어서, 랜포오드 값()이 1.8 이상이고, 또한 인장강도가 40Kgf/㎟ 이상, 신장(E1.)이 40% 이상, 원뿔대 성형높이가 40㎜ 이상의 각 가공특성을 갖는 가공용 고장력 냉연 강판의 제조방법.
  4. 제1항에 있어서, 연속 소둔 대신에 합금화 용융 아연 도금 처리를 하는 것을 특징으로 하는 가공용 고장력 냉연 강판의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910007515A 1990-06-20 1991-05-10 가공용 고장력 냉연 강판의 제조방법 KR930004809B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2-159856 1990-06-20
JP2159856A JPH0756051B2 (ja) 1990-06-20 1990-06-20 加工用高張力冷延鋼板の製造方法

Publications (2)

Publication Number Publication Date
KR920000957A true KR920000957A (ko) 1992-01-29
KR930004809B1 KR930004809B1 (ko) 1993-06-08

Family

ID=15702727

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910007515A KR930004809B1 (ko) 1990-06-20 1991-05-10 가공용 고장력 냉연 강판의 제조방법

Country Status (6)

Country Link
EP (1) EP0462380B1 (ko)
JP (1) JPH0756051B2 (ko)
KR (1) KR930004809B1 (ko)
AU (1) AU632228B2 (ko)
CA (1) CA2041403C (ko)
DE (1) DE69123088T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100729125B1 (ko) * 2005-12-28 2007-06-14 현대하이스코 주식회사 소성 변형비가 우수한 고강도 냉연강판 및 그 제조 방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2742769B1 (fr) * 1995-12-20 1998-01-16 Lorraine Laminage Acier lamine a froid presentant une bonne aptitude au soudage et au brasage
DE19915633A1 (de) * 1999-04-07 2000-10-12 Volkswagen Ag Schwenklager

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819442A (ja) * 1981-07-27 1983-02-04 Nippon Kokan Kk <Nkk> 連続焼鈍による加工用高強度冷延鋼板の製造方法
JPS5884923A (ja) * 1981-11-16 1983-05-21 Nippon Steel Corp 高磁束密度低鉄損一方向性電磁鋼板の圧延方法
JPS6045689B2 (ja) * 1982-02-19 1985-10-11 川崎製鉄株式会社 プレス成形性にすぐれた冷延鋼板の製造方法
JPS59193221A (ja) * 1983-04-15 1984-11-01 Nippon Steel Corp 極めて優れた二次加工性を有する超深絞り用冷延鋼板の製造方法
US4676844A (en) * 1985-03-06 1987-06-30 Kawasaki Steel Corporation Production of formable thin steel sheet excellent in ridging resistance
JPS61276927A (ja) * 1985-05-31 1986-12-06 Kawasaki Steel Corp 深絞り性の良好な冷延鋼板の製造方法
JPS6386819A (ja) * 1986-09-30 1988-04-18 Kawasaki Steel Corp 深絞り用冷延鋼板の製造方法
US4889566A (en) * 1987-06-18 1989-12-26 Kawasaki Steel Corporation Method for producing cold rolled steel sheets having improved spot weldability

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100729125B1 (ko) * 2005-12-28 2007-06-14 현대하이스코 주식회사 소성 변형비가 우수한 고강도 냉연강판 및 그 제조 방법

Also Published As

Publication number Publication date
AU7597191A (en) 1992-01-02
EP0462380A2 (en) 1991-12-27
DE69123088T2 (de) 1997-03-06
JPH0756051B2 (ja) 1995-06-14
AU632228B2 (en) 1992-12-17
EP0462380B1 (en) 1996-11-13
CA2041403C (en) 1997-04-22
CA2041403A1 (en) 1991-12-21
EP0462380A3 (en) 1993-10-06
KR930004809B1 (ko) 1993-06-08
DE69123088D1 (de) 1996-12-19
JPH0452230A (ja) 1992-02-20

Similar Documents

Publication Publication Date Title
KR950026569A (ko) 열간가공성이 우수한 고망간강 및 그 열간압연 방법
EP0164263B1 (en) Production of a base steel sheet to be surface-treated which is to produce no stretcher strain
KR940005821A (ko) 심인발성이 뛰어난 고강도냉연강판 및 그 제조방법
KR930017636A (ko) 고강도 캔용 강판의 제조방법
KR890000173A (ko) 점용접성이 개선된 냉간 압연된 강판 및 그 제조방법
KR970027343A (ko) 베이나이트 조직을 갖는 단조품 제조용 강과. 단조품의 제조방법. 및 그에 따른 단조품
WO1994010355A1 (en) High-strength hot-rolled steel sheet excellent in uniform elongation after cold working and process for producing the same
JP2004211199A (ja) 耐疲労特性に優れ、かつ強度−延性バランスに優れた高強度熱延鋼板およびその製造方法
JPH07188834A (ja) 高延性を有する高強度鋼板およびその製造方法
US3599320A (en) Metastable austenitic stainless steel
KR920000957A (ko) 가공용 고장력 냉연 강판의 제조방법
KR910009949A (ko) 고장력 냉간압연 강판, 용융아연 도금강판 및 그 제조방법
KR940005822A (ko) 내 블리스터성 강판 및 그 제조방법
US3496032A (en) Process for the production of coldrolled steel plate having good shape-fixability
KR970001579A (ko) 연성이 우수한 코일 결속용 대강 및 그 제조방법
KR950008708A (ko) 점용접성 및 프레스 가공성이 우수한 초고강도 냉연강판의 제조방법
JPS5644723A (en) Manufacture of high tensile strength steel sheet having excellent workability
KR970043189A (ko) 신선성이 우수한 고강도 선재 제조방법
KR970001567A (ko) 인성이 우수한 철강코일 제품의 결속용 대강 제조방법
JPS5943531B2 (ja) 加工性に優れた高強度冷延鋼板の製造法
JP3466263B2 (ja) 耐圧強度とネックドイン性に極めて優れたｄｉ缶用表面処理原板及び製造方法
JP3369619B2 (ja) 深絞り性及び延性に優れる高強度冷延鋼板の製造方法及び溶融亜鉛めっき鋼板の製造方法
JP2940235B2 (ja) 広いひずみ範囲において一様で高いｎ値を有する高強度複合組織冷延鋼板およびその製造方法
Piatti et al. Superplasticity in a high-manganese (nickel free) stainless steel
US3170824A (en) Iron alloy

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20100525

Year of fee payment: 18

EXPY Expiration of term