KR930013180A - Cr-Mo steel with excellent toughness - Google Patents

Cr-Mo steel with excellent toughness Download PDF

Info

Publication number
KR930013180A
KR930013180A KR1019910025140A KR910025140A KR930013180A KR 930013180 A KR930013180 A KR 930013180A KR 1019910025140 A KR1019910025140 A KR 1019910025140A KR 910025140 A KR910025140 A KR 910025140A KR 930013180 A KR930013180 A KR 930013180A
Authority
KR
South Korea
Prior art keywords
steel
excellent toughness
present
sol
manufactured
Prior art date
Application number
KR1019910025140A
Other languages
Korean (ko)
Inventor
이창호
Original Assignee
정명식
포항종합제철 주식회사
백덕현
재단법인산업과학기술연구소
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 정명식, 포항종합제철 주식회사, 백덕현, 재단법인산업과학기술연구소 filed Critical 정명식
Priority to KR1019910025140A priority Critical patent/KR930013180A/en
Publication of KR930013180A publication Critical patent/KR930013180A/en

Links

Landscapes

  • Heat Treatment Of Articles (AREA)

Abstract

본 발명은 화학조성중 B,Al및 N함량을 제어함에 의하여 충격인성을 향상시킨 Cr-Mo강에 관한 것이다. 본 발명은 Cr-Mo강은 통상의 제조공정인 소준, 소려 열처리를 통해 제조되며, C:0.10-0.17%, Si:0.5-0.8%, Mn:0.45-0.65%, Cr:1.1-15%, Mo:0.45-0.6%, B:0.006-0.0014%, Sol.Al:0.03%이하, N:0.005-0.015%, 나머지 Fe및 불가피하게 포함되는 기타불순물로 구성된다.The present invention relates to Cr-Mo steel with improved impact toughness by controlling the B, Al and N content in chemical composition. In the present invention, Cr-Mo steel is manufactured by the usual manufacturing process, sojun, sorrow heat treatment, C: 0.10-0.17%, Si: 0.5-0.8%, Mn: 0.45-0.65%, Cr: 1.1-15%, Mo: 0.45-0.6%, B: 0.006-0.0014%, Sol. Al: 0.03% or less, N: 0.005-0.015%, remaining Fe, and other impurities contained inevitably.

Description

인성이 우수한 Cr-Mo강Cr-Mo steel with excellent toughness

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

제1도는 본 발명 강과 비교강의 충격시험결과를 나타낸 그라프.1 is a graph showing the impact test results of the present invention steels and comparative steels.

Claims (1)

통상의 제조공정인 소준·소려 열처리를 통해 제조되며, C:0.10-0.17%, Si:0.5-0.8%, Mn:0.45-0.65%, Cr:1.1-15%, Mo:0.45-0.6%, B:0.006-0.0014%, Sol.Al:0.03%이하, N:0.005-0.015%, 나머지 Fe및 불가피하게 포함되는 기타불순물로 구성되는 인성이 우수한 Cr-Mo강.It is manufactured through the heat treatment of annealing and annealing which is a normal manufacturing process, and C: 0.10-0.17%, Si: 0.5-0.8%, Mn: 0.45-0.65%, Cr: 1.1-15%, Mo: 0.45-0.6%, B : Cr-Mo steel with excellent toughness composed of: 0.006-0.0014%, Sol.Al: 0.03% or less, N: 0.005-0.015%, remaining Fe and other impurities inevitably included. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910025140A 1991-12-30 1991-12-30 Cr-Mo steel with excellent toughness KR930013180A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910025140A KR930013180A (en) 1991-12-30 1991-12-30 Cr-Mo steel with excellent toughness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025140A KR930013180A (en) 1991-12-30 1991-12-30 Cr-Mo steel with excellent toughness

Publications (1)

Publication Number Publication Date
KR930013180A true KR930013180A (en) 1993-07-21

Family

ID=67345681

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025140A KR930013180A (en) 1991-12-30 1991-12-30 Cr-Mo steel with excellent toughness

Country Status (1)

Country Link
KR (1) KR930013180A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020016023A (en) * 2000-08-24 2002-03-04 이구택 A METHOD FOR MANUFACTURING Cr-Mo STEEL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020016023A (en) * 2000-08-24 2002-03-04 이구택 A METHOD FOR MANUFACTURING Cr-Mo STEEL

Similar Documents

Publication Publication Date Title
KR970700782A (en) LONG-LIVED INDUCTION-HARDENED BEARING STEEL
KR960705071A (en) STAINLESS STEEL FOR HIGH-PURITY GASES
DE69824963D1 (en) Use of heat-resistant cast steel
KR950018545A (en) Manufacturing method of high strength high toughness spring steel
KR910012322A (en) Austenitic stainless steel for heat resistance
KR970065742A (en) Manufacturing method of high strength high toughness thick steel with low material dispersion and excellent weldability
KR960705069A (en) CHROMIUM STEEL SHEET EXCELLENT IN PRESS FORMABILITY
KR930010205A (en) Boron-treated steel for carburizing gear manufacturing
KR910008155A (en) How to improve cold formability of heat treatable steel
KR930013180A (en) Cr-Mo steel with excellent toughness
KR910021492A (en) High strength stainless steel
ATE284977T1 (en) USE OF A STEEL FOR PRODUCING ARMOR SHEET
KR950701688A (en) Ferritic stainless steel with excellent oxidation resistance
JPH032227B2 (en)
KR920008206A (en) AI-containing ferritic stainless steel with excellent high temperature oxidation resistance and toughness
KR890002434A (en) Cold tool steel
KR840002462A (en) High Temperature Corrosion Wear Resistant Alloy
KR920012503A (en) Chromium-containing steel sheet with excellent corrosion resistance and workability
KR950018585A (en) Cr-Mo steel with excellent toughness
KR940014870A (en) Low Decarburization High Toughness Spring Steel
KR850008191A (en) P-added ferritic stainless steel with excellent formability and secondary processability
SU448249A1 (en) Steel
KR930008179A (en) Welded structural molten steel with excellent vibration damping characteristics
SU1068533A1 (en) Steel
JPS5693858A (en) High temp. steel with excellent creep embrittlement resistance

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application