KR910012298A - Manufacturing method of master plate for surface quality of rolled steel by single steel grade - Google Patents

Manufacturing method of master plate for surface quality of rolled steel by single steel grade Download PDF

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Publication number
KR910012298A
KR910012298A KR1019890020413A KR890020413A KR910012298A KR 910012298 A KR910012298 A KR 910012298A KR 1019890020413 A KR1019890020413 A KR 1019890020413A KR 890020413 A KR890020413 A KR 890020413A KR 910012298 A KR910012298 A KR 910012298A
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KR
South Korea
Prior art keywords
less
rolled
roughness
surface treatment
master plate
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Application number
KR1019890020413A
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Korean (ko)
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KR920005618B1 (en
Inventor
곽재현
Original Assignee
정명식
포항종합제철 주식회사
박태준
재단법인 산업과학기술연구소
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Priority to KR1019890020413A priority Critical patent/KR920005618B1/en
Publication of KR910012298A publication Critical patent/KR910012298A/en
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Publication of KR920005618B1 publication Critical patent/KR920005618B1/en

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    • 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

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  • 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 Sheet Steel (AREA)

Abstract

내용 없음No content

Description

단일강종에 의한 전조질도의 표면처리용 원판의 제조방법Manufacturing method of master plate for surface quality of rolled steel by single steel grade

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 열연권취온도별 경도의 변화를 나타내는 그래프.1 is a graph showing the change in hardness according to hot rolled coiling temperature.

Claims (1)

연속소둔에 의하여 모든 조질도의 표면처리용 원판을 제조하는 방법에 있어서 중량%로 C : 0.01%이하, Mn : 0.3%이하, Sol. Al : 0.02-0.07%, N : 0.006%이하, Zr 혹은 Nb함량을 탄소함량에 대한 원자비로서 0.5-1.5범위를 갖고 잔류 Fe 및 불가피한 불순물로 조성된 Al-Killed강을 통상의 방법으로 연간압연한후 목표경도가 T1-T2인극연질재는 650이상 700℃이하의 온도에서, 목표경도 T3이상의 것은 550℃이상 650℃미만의 온도에서 열연권취한 후 냉간압연하고 연속소둔로에서 재결정온도 이상 760℃이하의 온도로 균열하여 T1-T3의 조질도를 갖는 연질의 표면처리용 원판을 제조하고, 경질재인 T4-T6는 조질도 T2-T3의 소둔판을 30%이하의 조질압연을 통해 제조하는 것을 특징으로 하는 단일강종에 의한 전조질도의 표면처리용 원판의 제조방법.In the method for producing the surface treatment of all the roughness by continuous annealing, in weight% C: 0.01% or less, Mn: 0.3% or less, Sol. Al: 0.02-0.07%, N: 0.006% or less, Zr or Nb content in the range of 0.5 to 1.5 as the atomic ratio to carbon content, and annually rolled Al-Killed steel composed of residual Fe and unavoidable impurities Afterwards, hot rolled coils with a target hardness of T1-T2 at temperatures of 650 or more and 700 ° C and cold rolled at temperatures of more than 650 ° C and less than 650 ° C are cold rolled and recrystallized at or above 760 ° C in a continuous annealing furnace. Cracking at the following temperature to produce a soft surface treatment disc having a T1-T3 roughness, and the hard material T4-T6 is to produce an annealing plate of the T2-T3 roughness by temper rolling of 30% or less. A method for producing a master plate for surface treatment of rolled quality by single steel grade. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890020413A 1989-12-30 1989-12-30 Process for making sheet for tin free steel KR920005618B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890020413A KR920005618B1 (en) 1989-12-30 1989-12-30 Process for making sheet for tin free steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890020413A KR920005618B1 (en) 1989-12-30 1989-12-30 Process for making sheet for tin free steel

Publications (2)

Publication Number Publication Date
KR910012298A true KR910012298A (en) 1991-08-07
KR920005618B1 KR920005618B1 (en) 1992-07-10

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ID=19294445

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890020413A KR920005618B1 (en) 1989-12-30 1989-12-30 Process for making sheet for tin free steel

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KR (1) KR920005618B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020046663A (en) * 2000-12-15 2002-06-21 이구택 A method for manufacturing steel sheet for can with superior workability
KR100584741B1 (en) * 2001-12-13 2006-05-30 주식회사 포스코 Blackplates and method for manufacturing thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020046663A (en) * 2000-12-15 2002-06-21 이구택 A method for manufacturing steel sheet for can with superior workability
KR100584741B1 (en) * 2001-12-13 2006-05-30 주식회사 포스코 Blackplates and method for manufacturing thereof

Also Published As

Publication number Publication date
KR920005618B1 (en) 1992-07-10

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