KR20180036731A - 알루미늄을 함유하는 고-강도 망간 강철, 상기 강철로부터 시트-강철 제품을 제조하는 방법 및 이 방법에 따라 제조된 시트-강철 제품 - Google Patents
알루미늄을 함유하는 고-강도 망간 강철, 상기 강철로부터 시트-강철 제품을 제조하는 방법 및 이 방법에 따라 제조된 시트-강철 제품 Download PDFInfo
- Publication number
- KR20180036731A KR20180036731A KR1020187005192A KR20187005192A KR20180036731A KR 20180036731 A KR20180036731 A KR 20180036731A KR 1020187005192 A KR1020187005192 A KR 1020187005192A KR 20187005192 A KR20187005192 A KR 20187005192A KR 20180036731 A KR20180036731 A KR 20180036731A
- Authority
- KR
- South Korea
- Prior art keywords
- steel
- weight
- strip
- hot
- slab
- 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.)
- Ceased
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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
- C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
- C21D8/0426—Hot rolling
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
- C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
- C21D8/0436—Cold rolling
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
- C21D8/0447—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment
- C21D8/0463—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment following hot rolling
-
- 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
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
- C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
-
- 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
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
본 발명은 또한 상기 강철로부터 평판 강철 제품을 제조하는 방법 및 이 방법에 의해 제조된 평판 강철 제품에 관한 것이다.
Description
Claims (15)
- 다음의 화학적 조성 (중량 % 단위)을 갖는 고-강도 알루미늄-함유 망간 강철:
C: 0.01 내지 < 0.3
Mn: 4 내지 < 10
Al: > 1 내지 4
Si: 0.01 내지 1
Cr: 0.1 내지 4
Mo: 0.02 내지 1
P: < 0.1
S: < 0.1
N: < 0.3
나머지는 불가피한 강철-관련된 원소를 갖는 철로, 선택적으로 다음의 원소 (중량 % 단위) 중 하나 이상을 합금함:
V: 0.01 내지 1
Nb: 0.01 내지 1
Ti: 0.01 내지 1
Sn: 0 내지 0.5
Cu: 0.005 내지 3
W: 0.03 내지 3
Co: 0.05 내지 3
Zr: 0.03 내지 0.5
Ca: 0.0005 내지 0.1. - 제1항에 있어서, 상기 강철은:
Si: 0.01 내지 < 1
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 또는 제2항에 있어서, 상기 강철은:
V: 0.02 내지 1
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 강철은:
Nb: 0.02 내지 1
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 강철은:
Ti: 0.02 내지 1
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 강철은:
Sn: 0.005 내지 0.5
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 강철은:
Cu: 0.5 내지 3
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 강철은:
W: 0.05 내지 3
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 강철은:
Co: 0.08 내지 3
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제9항 중 어느 한 항에 있어서, 상기 강철은:
Zr: 0.05 내지 0.5
을 함유 (중량 % 단위)하는 것을 특징으로 하는 강철. - 제1항 내지 제10항 중 어느 한 항에 있어서, 상기 강철은 > 800 내지 1700 MPa의 인장 강도 Rm 및 6 내지 45%, 바람직하게는 8 내지 45%의 파단 시의 연신 A50을 갖는 것을 특징으로 하는 강철.
- 특히 상기 청구항 1 내지 11 중 어느 한 항에 청구된 강철로부터 평판 강철 제품을 제조하는 방법으로, 본 방법은 다음 단계를 포함하는 특징으로 하는 방법:
- 다음을 함유 (중량 % 단위)하는 강철 용융물을 제련하는 단계;
C: 0.01 내지 < 0.3
Mn: 4 내지 < 10
Al: > 1 내지 4
Si: 0.01 내지 1
Cr: 0.1 내지 4
Mo: 0.02 내지 1
P: < 0.1
S: < 0.1
N: < 0.3
나머지는 불가피한 강철-관련된 원소를 포함하는 철로, 선택적으로 다음의 원소 (중량 % 단위) 중 하나 이상을 합금함:
V: 0.01 내지 1
Nb: 0.01 내지 1
Ti: 0.01 내지 1
Sn: 0 내지 0.5
Cu: 0.005 내지 3
W: 0.03 내지 3
Co: 0.05 내지 3
Zr: 0.03 내지 0.5
Ca: 0.0005 내지 0.1
- 최종 치수에 근접하는 수평 또는 수직 스트랩 주조 공정의 수단에 의해 예비-스트립을 형성하기 위해 강철 용융물을 주조하거나 또는 슬라브 또는 수평 또는 수직 슬라브 또는 얇은 슬라브 주조 공정의 수단에 의해 얇은 슬라브를 형성하기 위해 강철 용융물을 주조하는 단계,
- 상기 슬라브 또는 얇은 슬라브를 1050℃ 내지 1250℃로 재가열하고 그런 다음 상기 슬라브 또는 얇은 슬라브를 열간 압연하여 열간 스트립 또는 두꺼운 판을 형성하는 단계, 또는, 특히 3mm 초과의 두께로, 최종 치수에 근접하여 생성된 예비-스트립을 1000℃ 내지 1200℃로 재가열하고 그런 다음 상기 예비-스트립을 열간 압연하여 열간 스트립 또는 두꺼운 판을 형성하거나 또는 주조 열에서 재가열하지 않고 상기 예비-스트립을 열간 압연하여 열간 압연의 개별 압연 통과 사이에 선택적 중간 가열로 열간 스트립 또는 두꺼운 판을 형성하는 단계,
- 780℃와 실온 사이의 릴링 온도에서 열간 스트립 및 선택적으로 두꺼운 판을 권취하는 단계,
- 상기 열간 스트립 또는 두꺼운 판을 다음 매개 변수로 선택적으로 어닐링하는 단계:
어닐링 온도: 610 내지 780℃, 어닐링 지속 시간: 1분 내지 48시간,
- 선택적으로 냉간 스트립을 형성하기 위해 3mm나 또는 그 미만의 두께로, 최종 치수에 근접하는 상기 열간 스트립 또는 제조된 예비-스트립을 냉간 압연하는 단계,
- 상기 냉간 스트립을 다음 매개 변수로 선택적으로 어닐링하는 단계:
어닐링 온도: 610 내지 780℃, 어닐링 지속 시간: 1분 내지 48시간. - 제12항에 있어서, 상기 슬라브는 열간 압연되어 70mm 내지 1.5mm의 두께를 갖는 열간 스트립을 형성하거나 또는 상기 예비-스트립은 열간 압연되어 8mm 내지 1mm의 두께를 갖는 열간 스트립을 형성하는 것을 특징으로 하는 방법.
- 청구항 12 또는 13 중 어느 한 항에 청구된 방법에 의해 생산된 평탄 강철 제품으로, 상기 평탄 강철 제품의 인장 강도 Rm은 > 800 내지 1700 MPa이고 상기 평탄 강철 제품의 파단시의 연신 A50은 6 내지 45%, 바람직하게는 > 8 내지 45%인 것을 특징으로 하는 평탄 강철 제품.
- 제14항에 있어서, 상기 평탄 강철 제품은 열간-침지 또는 전기분해에 의해 아연 도금되거나, 또는 금속적으로, 무기적으로 또는 유기적으로 피복되는 것을 특징으로 하는 평탄 강철 제품.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015112886.1 | 2015-08-05 | ||
| DE102015112886.1A DE102015112886A1 (de) | 2015-08-05 | 2015-08-05 | Hochfester aluminiumhaltiger Manganstahl, ein Verfahren zur Herstellung eines Stahlflachprodukts aus diesem Stahl und hiernach hergestelltes Stahlflachprodukt |
| PCT/EP2016/068564 WO2017021459A1 (de) | 2015-08-05 | 2016-08-03 | Hochfester aluminiumhaltiger manganstahl, ein verfahren zur herstellung eines stahlflachprodukts aus diesem stahl und hiernach hergestelltes stahlflachprodukt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20180036731A true KR20180036731A (ko) | 2018-04-09 |
Family
ID=56567612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020187005192A Ceased KR20180036731A (ko) | 2015-08-05 | 2016-08-03 | 알루미늄을 함유하는 고-강도 망간 강철, 상기 강철로부터 시트-강철 제품을 제조하는 방법 및 이 방법에 따라 제조된 시트-강철 제품 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20180230579A1 (ko) |
| EP (1) | EP3332046B1 (ko) |
| KR (1) | KR20180036731A (ko) |
| DE (1) | DE102015112886A1 (ko) |
| RU (1) | RU2709560C2 (ko) |
| WO (1) | WO2017021459A1 (ko) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016110661A1 (de) * | 2016-06-09 | 2017-12-14 | Salzgitter Flachstahl Gmbh | Verfahren zur Herstellung eines kaltgewalzten Stahlbandes aus einem hochfesten, manganhaltigen Stahl |
| DE102017223633A1 (de) | 2017-12-21 | 2019-06-27 | Voestalpine Stahl Gmbh | Kaltgewalztes Stahlflachprodukt mit metallischer Korrosionsschutzschicht und Verfahren zur Herstellung eines solchen |
| DE102018132816A1 (de) | 2018-12-19 | 2020-06-25 | Voestalpine Stahl Gmbh | Verfahren zur Herstellung von thermo-mechanisch hergestellten profilierten Warmbanderzeugnissen |
| DE102018132901A1 (de) * | 2018-12-19 | 2020-06-25 | Voestalpine Stahl Gmbh | Verfahren zur Herstellung von konventionell warmgewalzten Warmbanderzeugnissen |
| DE102018132860A1 (de) * | 2018-12-19 | 2020-06-25 | Voestalpine Stahl Gmbh | Verfahren zur Herstellung von konventionell warmgewalzten, profilierten Warmbanderzeugnissen |
| DE102018132908A1 (de) | 2018-12-19 | 2020-06-25 | Voestalpine Stahl Gmbh | Verfahren zur Herstellung von thermo-mechanisch hergestellten Warmbanderzeugnissen |
| CN111575466B (zh) * | 2020-06-29 | 2021-10-22 | 张家港联峰钢铁研究所有限公司 | 一种热强耐蚀钢的热处理制备方法 |
| DE102023117976A1 (de) | 2022-08-23 | 2024-02-29 | Schaeffler Technologies AG & Co. KG | Elektromechanischer Aktuator |
| CN119256107A (zh) | 2022-08-23 | 2025-01-03 | 舍弗勒技术股份两合公司 | 机电致动器 |
| CN116356233A (zh) * | 2023-04-11 | 2023-06-30 | 重庆大学 | 一种利用形变孪晶提高锆合金抗氢脆性能的方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054374B2 (ja) * | 1982-04-21 | 1985-11-29 | 新日本製鐵株式会社 | オ−ステナイト鋼板および鋼帯の製造方法 |
| FR2796083B1 (fr) * | 1999-07-07 | 2001-08-31 | Usinor | Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites |
| EP1832667A1 (fr) * | 2006-03-07 | 2007-09-12 | ARCELOR France | Procédé de fabrication de tôles d'acier à très hautes caractéristiques de résistance, de ductilité et de tenacité, et tôles ainsi produites |
| KR20090016480A (ko) * | 2006-06-01 | 2009-02-13 | 혼다 기켄 고교 가부시키가이샤 | 고강도 강판 및 그 제조 방법 |
| EP1990431A1 (fr) * | 2007-05-11 | 2008-11-12 | ArcelorMittal France | Procédé de fabrication de tôles d'acier laminées à froid et recuites à très haute résistance, et tôles ainsi produites |
| KR100985298B1 (ko) * | 2008-05-27 | 2010-10-04 | 주식회사 포스코 | 리징 저항성이 우수한 저비중 고강도 열연 강판, 냉연강판, 아연도금 강판 및 이들의 제조방법 |
| US9267193B2 (en) * | 2008-11-05 | 2016-02-23 | Honda Motor Co., Ltd | High-strength steel sheet and the method for production therefor |
| RU2493266C2 (ru) * | 2009-03-11 | 2013-09-20 | Зальцгиттер Флахшталь Гмбх | Способ изготовления горячекатаной полосы и изготовленная из ферритной стали горячекатаная полоса |
| EP2383353B2 (de) | 2010-04-30 | 2025-12-31 | ThyssenKrupp Steel Europe AG | Höherfester, Mn-haltiger Stahl, Stahlflachprodukt aus einem solchen Stahl und Verfahren zu dessen Herstellung |
| BR112013025015B1 (pt) * | 2011-03-28 | 2018-11-06 | Nippon Steel & Sumitomo Metal Corporation | chapa de aço laminada a frio e método de produção da mesma |
| US9631265B2 (en) * | 2011-05-25 | 2017-04-25 | Nippon Steel | Hot-rolled steel sheet and method for producing same |
| US9617614B2 (en) * | 2011-10-24 | 2017-04-11 | Jfe Steel Corporation | Method for manufacturing high strength steel sheet having excellent formability |
| KR101382981B1 (ko) * | 2011-11-07 | 2014-04-09 | 주식회사 포스코 | 온간프레스 성형용 강판, 온간프레스 성형 부재 및 이들의 제조방법 |
| PL2907886T3 (pl) * | 2013-02-26 | 2019-04-30 | Nippon Steel & Sumitomo Metal Corp | Blacha stalowa cienka walcowana na gorąco o dużej wytrzymałości mająca maksymalną wytrzymałość na rozciąganie wynoszącą 980 MPa lub więcej oraz mająca doskonałą utwardzalność przy wypalaniu i wiązkość w niskiej temperaturze |
-
2015
- 2015-08-05 DE DE102015112886.1A patent/DE102015112886A1/de not_active Withdrawn
-
2016
- 2016-08-03 US US15/749,725 patent/US20180230579A1/en not_active Abandoned
- 2016-08-03 WO PCT/EP2016/068564 patent/WO2017021459A1/de not_active Ceased
- 2016-08-03 RU RU2018107257A patent/RU2709560C2/ru active
- 2016-08-03 EP EP16747515.1A patent/EP3332046B1/de active Active
- 2016-08-03 KR KR1020187005192A patent/KR20180036731A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP3332046A1 (de) | 2018-06-13 |
| RU2018107257A3 (ko) | 2019-09-05 |
| RU2018107257A (ru) | 2019-09-05 |
| US20180230579A1 (en) | 2018-08-16 |
| DE102015112886A1 (de) | 2017-02-09 |
| EP3332046B1 (de) | 2021-02-24 |
| WO2017021459A1 (de) | 2017-02-09 |
| RU2709560C2 (ru) | 2019-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102325717B1 (ko) | 우수한 성형성을 갖는 템퍼링되고 코팅된 강 시트 및 이의 제조 방법 | |
| KR102325721B1 (ko) | 우수한 성형성을 갖는 템퍼링되고 코팅된 강 시트 및 이의 제조 방법 | |
| US9617614B2 (en) | Method for manufacturing high strength steel sheet having excellent formability | |
| KR101622063B1 (ko) | 고강도 냉연 강판 및 그 제조 방법 | |
| KR101218448B1 (ko) | 가공성이 우수한 고강도 용융 아연 도금 강판 및 그 제조 방법 | |
| KR20180036731A (ko) | 알루미늄을 함유하는 고-강도 망간 강철, 상기 강철로부터 시트-강철 제품을 제조하는 방법 및 이 방법에 따라 제조된 시트-강철 제품 | |
| JP6586776B2 (ja) | 成形性に優れた高強度鋼板及びその製造方法 | |
| CN114686777B (zh) | 具有良好耐老化性的扁钢产品及其制造方法 | |
| US10995386B2 (en) | Double annealed steel sheet having high mechanical strength and ductility characteristics, method of manufacture and use of such sheets | |
| US20210301376A1 (en) | High-tensile steel containing manganese, use of said steel for flexibly-rolled sheet-products, and production method and associated steel sheet-product | |
| KR20150029731A (ko) | 냉연 강판 및 그 제조 방법, 및 핫 스탬프 성형체 | |
| KR20180136541A (ko) | 오스테나이트계 미세조직을 가지는 twip 강 시트를 제조하는 방법 | |
| KR102367204B1 (ko) | 오스테나이트계 매트릭스를 가지는 twip 강 시트를 제조하는 방법 | |
| KR20210098545A (ko) | 오스테나이트 매트릭스를 갖는 twip 강판 | |
| KR20190082804A (ko) | 저온용 중망간 강 제품 및 그 제조 방법 | |
| JP5256689B2 (ja) | 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法 | |
| KR102277396B1 (ko) | 오스테나이트계 매트릭스를 가지는 twip 강 시트 | |
| KR20180015736A (ko) | 강판, 용융 아연 도금 강판 및 합금화 용융 아연 도금 강판, 그리고 그들의 제조 방법 | |
| US11261503B2 (en) | Method for producing a flat steel product made of a manganese-containing steel, and such a flat steel product | |
| JP4855442B2 (ja) | 低降伏比型合金化溶融亜鉛メッキ高強度鋼板の製造方法 | |
| RU2749270C2 (ru) | Способ изготовления горячей или холодной полосы и/или гибко-катаного плоского стального продукта из высокопрочной марганцевой стали и плоский стальной продукт, изготовленный таким способом | |
| KR20220003081A (ko) | 냉간 압연 및 코팅된 강판 및 그 제조 방법 | |
| KR102332220B1 (ko) | 중망간 평탄 강 제품으로 성형 부품을 제조하는 방법 및 이러한 부품 | |
| KR20190020694A (ko) | 고강도 망간 함유 강으로 만들어진 trip 특성을 갖는 냉간 압연 강 스트립을 제조하는 방법 | |
| KR101657799B1 (ko) | 연신율이 우수한 아연도금강판 및 그 제조방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20180222 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20180321 Comment text: Request for Examination of Application |
|
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20190605 Patent event code: PE09021S01D |
|
| AMND | Amendment | ||
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20191127 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20190605 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
| X091 | Application refused [patent] | ||
| AMND | Amendment | ||
| PX0901 | Re-examination |
Patent event code: PX09011S01I Patent event date: 20191127 Comment text: Decision to Refuse Application Patent event code: PX09012R01I Patent event date: 20190801 Comment text: Amendment to Specification, etc. |
|
| PX0601 | Decision of rejection after re-examination |
Comment text: Decision to Refuse Application Patent event code: PX06014S01D Patent event date: 20200226 Comment text: Amendment to Specification, etc. Patent event code: PX06012R01I Patent event date: 20200219 Comment text: Decision to Refuse Application Patent event code: PX06011S01I Patent event date: 20191127 Comment text: Amendment to Specification, etc. Patent event code: PX06012R01I Patent event date: 20190801 Comment text: Notification of reason for refusal Patent event code: PX06013S01I Patent event date: 20190605 |