KR970704894A - 고강도 강철 구조 부재의 냉각 형성 방법 - Google Patents

고강도 강철 구조 부재의 냉각 형성 방법 Download PDF

Info

Publication number
KR970704894A
KR970704894A KR1019970700244A KR19970700244A KR970704894A KR 970704894 A KR970704894 A KR 970704894A KR 1019970700244 A KR1019970700244 A KR 1019970700244A KR 19970700244 A KR19970700244 A KR 19970700244A KR 970704894 A KR970704894 A KR 970704894A
Authority
KR
South Korea
Prior art keywords
structural member
psi
strength
blank
high strength
Prior art date
Application number
KR1019970700244A
Other languages
English (en)
Inventor
하이 엠. 2세 갤라거
Original Assignee
갤라거 휴 엠. 2세
콘솔리데이티드 메탈 프로덕츠 인코포레이티드
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 갤라거 휴 엠. 2세, 콘솔리데이티드 메탈 프로덕츠 인코포레이티드 filed Critical 갤라거 휴 엠. 2세
Publication of KR970704894A publication Critical patent/KR970704894A/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
    • B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
    • B60G21/055—Stabiliser bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
    • B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
    • B60G21/055—Stabiliser bars
    • B60G21/0551—Mounting means therefor
    • 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
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
    • 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
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/14—Torsion springs consisting of bars or tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/12—Mounting of springs or dampers
    • B60G2204/122—Mounting of torsion springs
    • B60G2204/1222—Middle mounts of stabiliser on vehicle body or chassis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/44—Centering or positioning means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/45—Stops limiting travel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/40—Constructional features of dampers and/or springs
    • B60G2206/42—Springs
    • B60G2206/427—Stabiliser bars or tubes
    • 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
    • C21D1/26—Methods of annealing
    • C21D1/30—Stress-relieving
    • 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
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Forging (AREA)
  • Metal Extraction Processes (AREA)

Abstract

페라이트-펄라이트 미세 구조(ferrite-pearlite microstructure)와 고강도의 역학적 특성을 제공함으로써, 그리고 요구된 기하학적 단면을 갖는 구조 부재를 제공하기 위하여 압연(rolling), 업셋(upsetting), 단조(forging), 또는 압출 (extrusion) 등의 기술에 의해서 상기 부재를 냉각 형성시킴으로써, 상기 구조 부재의 역학적 강도가 블랭크의 역학적 강도와 거의 같거나, 혹은 더 커지게 되는 고강도의 강철 구조 부재를 제조하는 방법이 제안되었다.

Description

고강도 강철 구조 부재의 냉각 형성 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (11)

  1. 특정의 균일한 단면 배치를 갖는 고강도의 강철 구조 부재를 제조하는 방법에 있어서, 페라이트-펄라이트 미세 구조(ferrite-pearlite microstructure)와, 약 120,000 psi 이상의 인장 강도(tensil strength)와 약 90,000 psi 이상의 항복 강토(yield structure)를 갖추며,
    다음의 중량 백분율(weight percent)
    탄소(carbon) 0.30 % 내지 0.65 % 정도
    망간(manganese) 0.30 % 내지 2.5 % 정도
    알루미늄(aluminum), 니오븀(niobium),
    티나늄(titanium), 바나듐(banadium), 그리고 이것들에 대한 혼합물로 구성되는 적어도 1개 0.35 % 정도로 되도록
    이상의 결정 미세화제(grain refiner) 결정을 미세화 시키기위한
    효과적인 량
    철 그 나머지
    로서 함유하는 고강도 강철 부재를 제공하는 단계와, 균일한 단면 배치를 갖는 구조 부재를 제공하기 위하여, 압연(rolling), 업셋(upsetting), 단조(forging), 또는 압출(extrusion) 등의 기술에 의해서 상기 부재를 냉각 형성하는 단계를 포함하며, 상기 균일한 단면 배치는 자신의 외부 둘레 전체보다 작은 두께를 갖고, 증가된 하중 지탱 능력을 상기 구조 부재에 제공하는 한 개 이상의 플랜지(flange)를 포함하여, 이것에 의해, 상기 구조 부재의 인장 강도(tensil strength)와 항복 강도(yield strength) 등의 역학적 특성이 상기 블랭크(blank)의 역학적 특성과 거의 같거나 혹은 더 커지는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  2. 제1항에 있어서, 상기 역학적 특성을 갖는 구조 부재는 강도를 증가시키기 위한 추가적인 공정 단계가 필요없이도 제조되는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  3. 제1항에 있어서, 상기 블랭크를 제공하기 위해, 고강도 강철 재료는 고온 환원(hot reduced)되고 저온 압연(cold drawn)되는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  4. 제1항에 있어서, 상기 고강도 강철 재료의 블랭크는 150,000 psi 이상의 인장 강도와 130,000 psi 이상의 항복 강도를 갖추는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  5. 제1항에 있어서, 고강도의 강철 재료는 다음의 중량 백분율
    탄소 0.40 % 내지 0.65 % 정도
    망간 0.30 % 내지 2.5 % 정도
    알루미늄, 니오븀, 타타늄, 바나듐, 그리고
    이것들에 대한 혼합물로 구성되는 적어도 1개 0.35 % 정도로 되도록
    이상의 결정 미세화제 결정을 미세화 시키기위한 효과적인 량
    철 그 나머지
    를 함유하는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  6. 제1항에 있어서, 고강도의 강철 재료는 다음의 중량 백분율
    탄소 0.50 % 내지 0.55 % 정도
    망간 1.20 % 내지 1.65 % 정도
    알루미늄, 니오븀, 타타늄, 바나듐, 그리고
    이것들에 대한 혼합물로 구성되는 적어도 1개 0.03 % 내지 0.20 % 정도로
    이상의 결정 미세화제 결정을 미세화 시키기위한
    효과적인 량
    철 그 나머지
    를 함유하는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  7. 제1항에 있어서, 상기 냉각 형성 과정은 300 ℉ 보다 더 낮은 온도로 되는 주위온도에서 수행되는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  8. 제1항에 있어서, 상기 구조 부재의 물리적 특성을 수정하기 위해, 상기 역학적 특성을 갖는 구조 부재에는 450 ℉ 내지 1200 ℉ 사이의 온도 영역에서 경감된 변형력을 받는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  9. 제1항에 있어서, 균일한 단면 배치는 0, L, C, Z, I, T, U, V, W, 등의 문자 모양으로 구성되는 그룹(groyp)으로부터 선택되어지는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  10. 특정의 균일한 단면 배치를 갖는 고강도의 강철 구조 부재를 제조하는 방법에 있어서, 페라이트-펄라이트 미세 구조(ferrite-pearlite microstructure)와, 약 120,000 psi 이상의 인장 강도(tensil strength)와 약 90,000 psi 이상의 항복 강도(yield structure)를 갖추며, 고강도 특성을 갖는 블랭크를 제공하기 위해, 미리 고온 환원(hot reduced)되고 저온 압연(cold drawn)되며, 다음의 중량 백분율(weigt percent)
    탄소(carbon) 0.50 % 내지 0.55 % 정도
    망간(manganese) 1.20 % 내지 1.65 % 정도
    알루미늄(aluminum), 니오븀 (niobium), 티타늄 (titanium), 바나듐 (banadium), 그리고
    이것들에 대한 혼합물로 구성되는 적어도 1개 0.20 % 정도로 되도록, 결정을 미세화
    이상의 결정 미세화제(grain refiner) 시키기위한 효과적인 량
    철 그 나머지
    로서 함유하는 고강도 강철 부재를 제공하는 단계와, 균일한 단면 배치를 갖는 구조 부재를 제공하기 위하여, 압연(rolling), 업셋(upsetting), 또는 압출(extrusion) 등의 기술에 의해서 상기 부재를 주위 온도에서 냉각 형성하는 단계를 포함하며, 상기 균일한 단면 배치는 자신의 외부 둘레 전체보다 작은 두께를 갖고, 증가된 하중 지탱 능력을 상기 구조 부재에 제공하는 한 개 이상의 플랜지(flange)를 포함하고, 균일한 단면 배치는 0, L, C, Z, I, T, U, V, W, 등의 문자 모양으로 구성되는 그룹(groyp)으로부터 선택되어지며, 이것에 의해, 상기 구조 부재의 인장 강도(tensil strength)와 항복 강도(yield strength) 등의 역학적 특성이 상기 블랭크(blank)의 역학적 특성과 거의 같거나 혹은 더 커지는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
  11. 제10항에 있어서, 상기 고강도 강철 재료의 블랭크는 150,000 psi 이상의 인장 강도와 130,000 psi 이상의 항복 강도를 갖추는 것을 특징으로 하는 고강도의 강철 구조 부재 제조 방법.
KR1019970700244A 1994-07-15 1995-06-16 고강도 강철 구조 부재의 냉각 형성 방법 KR970704894A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US276217 1994-07-15
US08/276,217 US5496425A (en) 1990-10-24 1994-07-15 Cold formed high-strength steel structural members
PCT/US1995/007615 WO1996002676A2 (en) 1994-07-15 1995-06-16 Cold formed high-strength steel structural members

Publications (1)

Publication Number Publication Date
KR970704894A true KR970704894A (ko) 1997-09-06

Family

ID=23055697

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970700244A KR970704894A (ko) 1994-07-15 1995-06-16 고강도 강철 구조 부재의 냉각 형성 방법

Country Status (14)

Country Link
US (1) US5496425A (ko)
EP (1) EP0769073B1 (ko)
JP (2) JP4063865B2 (ko)
KR (1) KR970704894A (ko)
AT (1) ATE193063T1 (ko)
AU (1) AU693229B2 (ko)
BR (1) BR9508396A (ko)
CA (1) CA2193847C (ko)
DE (1) DE69517026T2 (ko)
DK (1) DK0769073T3 (ko)
ES (1) ES2146762T3 (ko)
MX (1) MXPA97000408A (ko)
PT (1) PT769073E (ko)
WO (1) WO1996002676A2 (ko)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5704998A (en) * 1990-10-24 1998-01-06 Consolidated Metal Products, Inc. Hot rolling high-strength steel structural members
US5496425A (en) * 1990-10-24 1996-03-05 Consolidated Metal Products, Inc. Cold formed high-strength steel structural members
EP0708842A1 (en) * 1993-07-14 1996-05-01 Consolidated Metal Products, Inc. Warm forming high strength steel parts
US5881594A (en) * 1995-02-17 1999-03-16 Sandia Corporation Method and apparatus for imparting strength to a material using sliding loads
US5928442A (en) * 1997-08-22 1999-07-27 Snap-On Technologies, Inc. Medium/high carbon low alloy steel for warm/cold forming
US6017274A (en) * 1997-09-02 2000-01-25 Automotive Racing Products, Inc. Method of forming a fastener
US5833777A (en) * 1997-09-16 1998-11-10 Intri-Plex Technologies, Inc. Base plate for suspension assembly in a hard disk drive with a hardened flange and soft hub
KR100528282B1 (ko) * 1997-09-18 2005-11-15 콘솔리데이티드 메탈 프로덕츠, 인크. 고강도 강 구조 부재의 제조방법
US6274200B1 (en) * 1998-09-11 2001-08-14 Boeing North American, Inc. Method for preparing pre-coated ferrous-alloy components and components prepared thereby
US6325874B1 (en) 1999-12-03 2001-12-04 Consolidated Metal Products, Inc. Cold forming flat-rolled high-strength steel blanks into structural members
US6488791B1 (en) * 2001-07-03 2002-12-03 Metalsa Roanoke Inc. Method for strengthening a steel channel member
US6749386B2 (en) 2001-08-20 2004-06-15 Maclean-Fogg Company Locking fastener assembly
US6852181B2 (en) * 2001-10-23 2005-02-08 Consolidated Metal Products, Inc. Flattened U-bolt and method
DE10247372A1 (de) 2002-10-10 2004-04-22 Rexroth Star Gmbh Verfahren zur Herstellung von gehärteten, insbesondere wälzbeanspruchten, Bauteilen aus Stahl
US20040103595A1 (en) * 2002-12-02 2004-06-03 Glatfelter David Michael Quickwall integrated building shell system
JP5278660B2 (ja) * 2008-04-22 2013-09-04 日産自動車株式会社 鋼製部品の製造方法
US8833039B2 (en) 2011-09-23 2014-09-16 Consolidated Metal Products, Inc. Hot-rolled high-strength steel truck frame rail
US8830580B2 (en) 2011-10-27 2014-09-09 Eastman Kodak Company Low thermal stress catadioptric imaging optics
US9027309B2 (en) 2012-01-09 2015-05-12 Consolidated Metal Products, Inc. Welded hot-rolled high-strength steel structural members and methods
US9144833B2 (en) * 2013-03-14 2015-09-29 The Electric Materials Company Dual-phase hot extrusion of metals
US9844806B2 (en) 2013-03-14 2017-12-19 The Electric Materials Company Dual-phase hot extrusion of metals
CN110616379A (zh) * 2019-09-27 2019-12-27 邯郸钢铁集团有限责任公司 一种q345c钢及其生产方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1862281A (en) * 1930-08-30 1932-06-07 Schaefer Frederic Method of manufacturing brake hangers
CH218873A (de) * 1939-06-07 1942-01-15 Barmag Barmer Maschf Verfahren zur Herstellung von zylindrischen Kunstseidenwickeln.
US2767836A (en) * 1955-06-27 1956-10-23 Lasalle Steel Co Process of extruding steel
US2767837A (en) * 1955-06-27 1956-10-23 Lasalle Steel Co Process of extruding steel
US2880855A (en) * 1955-11-29 1959-04-07 Lasalle Steel Co Method of processing steel
US3001897A (en) * 1956-10-22 1961-09-26 Lasalle Steel Co Steels and method of processing same
US3066408A (en) * 1957-12-31 1962-12-04 United States Steel Corp Method of producing steel forging and articles produced thereby
US3076361A (en) * 1960-05-12 1963-02-05 Bethlehem Steel Corp Rolling steel in ferritic state
GB1172095A (en) * 1965-10-23 1969-11-26 Federal Mogul Corp Improvement in the Forging of Bearing Races
GB1166477A (en) * 1965-10-30 1969-10-08 Nippon Kokan Kk Method for Improving the Mechanical Strength of Elongate Ferrous Metal Workpieces
US3720087A (en) * 1969-10-03 1973-03-13 Lasalle Steel Co Metallurgical process of bending steel to desired curvature or straightness while avoiding losses in strength
JPS5317968B2 (ko) * 1972-10-27 1978-06-12
US3904445A (en) * 1972-12-29 1975-09-09 Jr Hugh M Gallagher Steel bar stock and method for making same
US3883371A (en) * 1973-02-21 1975-05-13 Brunswick Corp Twist drawn wire
US3908431A (en) * 1974-05-07 1975-09-30 Lasalle Steel Co Steels and method for production of same
JPS51144328A (en) * 1975-06-06 1976-12-11 Kobe Steel Ltd Process for producing high tensile strength bolts with high yield rati o
GB1535775A (en) * 1976-07-30 1978-12-13 Schraubenkombinat Veb Method of producing high-strength cold-formed parts
US4289548A (en) * 1977-08-19 1981-09-15 Jones & Laughlin Steel Corporation High strength cold finished bars
CA1154617A (en) * 1979-03-17 1983-10-04 Masatoshi Nishizawa Warm forging method for cup-shaped pieces
JPS55126340A (en) * 1979-03-19 1980-09-30 Diesel Kiki Co Ltd Working method of cam shaft
JPS5827958A (ja) * 1981-08-11 1983-02-18 Aichi Steel Works Ltd 耐へたり性の優れたばね用鋼
FR2525709B1 (fr) * 1982-04-22 1986-04-04 Ugine Aciers Vis et boulons en acier a hautes caracteristiques mecaniques et procede d'elaboration de ces vis et boulons
US4608851A (en) * 1984-03-23 1986-09-02 National Forge Co. Warm-working of austenitic stainless steel
DE3434743A1 (de) * 1984-09-21 1986-04-03 M.A.N.-B & W Diesel GmbH, 8900 Augsburg Verfahren zur herstellung von stangenfoermigen maschinenteilen
US4805437A (en) * 1987-12-21 1989-02-21 The National Machinery Company Method and apparatus for producing fasteners having wrenching sockets therein
US5330594A (en) * 1990-10-24 1994-07-19 Consolidated Metal Products, Inc. Method of making cold formed high-strength steel parts
US5094698A (en) * 1990-10-24 1992-03-10 Consolidated Metal Products, Inc. Method of making high strength steel parts
US5496425A (en) * 1990-10-24 1996-03-05 Consolidated Metal Products, Inc. Cold formed high-strength steel structural members

Also Published As

Publication number Publication date
DE69517026T2 (de) 2001-01-25
ATE193063T1 (de) 2000-06-15
US5496425A (en) 1996-03-05
DK0769073T3 (da) 2000-08-14
DE69517026D1 (de) 2000-06-21
WO1996002676A3 (en) 1996-12-19
ES2146762T3 (es) 2000-08-16
JP4063865B2 (ja) 2008-03-19
PT769073E (pt) 2000-09-29
CA2193847C (en) 2000-08-08
EP0769073A1 (en) 1997-04-23
CA2193847A1 (en) 1996-02-01
JPH10503808A (ja) 1998-04-07
AU693229B2 (en) 1998-06-25
EP0769073B1 (en) 2000-05-17
WO1996002676A8 (en) 2003-04-24
BR9508396A (pt) 1997-11-18
AU2861095A (en) 1996-02-16
JP2008001992A (ja) 2008-01-10
WO1996002676A2 (en) 1996-02-01
MXPA97000408A (es) 2005-05-19

Similar Documents

Publication Publication Date Title
KR970704894A (ko) 고강도 강철 구조 부재의 냉각 형성 방법
US6053993A (en) Titanium-aluminum-vanadium alloys and products made using such alloys
US5538566A (en) Warm forming high strength steel parts
KR20010021652A (ko) 일정 미세 구조 및 조직을 가지는 금속제 물품 및 그제조방법
ZA200510297B (en) Beta-titanium alloy, method for producing a hot-rolled product based on said alloy and the uses thereof
KR950704519A (ko) 냉간형성된 고강도 강 부품(Cold formed high-strengh steel parts)
CA2065182A1 (en) Multiphase microalloyed steel
CA2301597C (en) Hot rolling high-strength steel structural members
US5454888A (en) Warm forming high-strength steel structural members
US5080728A (en) Rolled aluminum product and method for its production
US5154780A (en) Metallurgical products improved by deformation processing and method thereof
US5383986A (en) Method of improving transverse direction mechanical properties of aluminum-lithium alloy wrought product using multiple stretching steps
US5092940A (en) Process for production of titanium and titanium alloy material having fine equiaxial microstructure
KR20050072762A (ko) 성형품과 그 제조방법
US4533391A (en) Work-hardenable substantially austenitic stainless steel and method
US4731129A (en) Superplastic zinc/aluminum alloy
US2950192A (en) Production of wrought titanium base alloys and resulting product
CA2166713C (en) Warm forming high strength steel parts
KR100528282B1 (ko) 고강도 강 구조 부재의 제조방법
US20210047703A1 (en) Method of thermomechanical treatment of semi-finished products of high-alloy steel
JPH02209424A (ja) 加工用低燐燃延鋼板の製造方法
MXPA00002752A (en) Hot rolling high-strength steel structural members
JPS60190518A (ja) 冷間加工性にすぐれた熱処理省略型高張力鋼の製造方法
JPH02209423A (ja) 加工用熱延鋼板の製造方法
JPS61130425A (ja) 加工性のすぐれた熱処理省略型高張力線材棒鋼の製造方法

Legal Events

Date Code Title Description
A201 Request for examination
AMND Amendment
E902 Notification of reason for refusal
AMND Amendment
E801 Decision on dismissal of amendment
E601 Decision to refuse application
AMND Amendment
J201 Request for trial against refusal decision
B601 Maintenance of original decision after re-examination before a trial
J301 Trial decision

Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20030311

Effective date: 20041028