DE3565638D1 - Roll forming procedure with slitting of angle bars and t-beams - Google Patents

Roll forming procedure with slitting of angle bars and t-beams

Info

Publication number
DE3565638D1
DE3565638D1 DE8585200147T DE3565638T DE3565638D1 DE 3565638 D1 DE3565638 D1 DE 3565638D1 DE 8585200147 T DE8585200147 T DE 8585200147T DE 3565638 T DE3565638 T DE 3565638T DE 3565638 D1 DE3565638 D1 DE 3565638D1
Authority
DE
Germany
Prior art keywords
roll forming
beams
angle bars
slitting
forming procedure
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.)
Expired
Application number
DE8585200147T
Other languages
English (en)
Inventor
Sergio Panseri
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Danieli and C Officine Meccaniche SpA
Original Assignee
Danieli and C Officine Meccaniche SpA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11320225&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3565638(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Danieli and C Officine Meccaniche SpA filed Critical Danieli and C Officine Meccaniche SpA
Application granted granted Critical
Publication of DE3565638D1 publication Critical patent/DE3565638D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21B1/09—L-sections
    • 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
    • B21B1/0815—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 from flat-rolled products, e.g. by longitudinal shearing
    • 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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D23/00—Machines or devices for shearing or cutting profiled stock
    • B23D23/02—Machines or devices for shearing or cutting profiled stock otherwise than in a plane perpendicular to the axis of the stock

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Shearing Machines (AREA)
  • Laminated Bodies (AREA)
  • Materials For Medical Uses (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE8585200147T 1984-03-02 1985-02-09 Roll forming procedure with slitting of angle bars and t-beams Expired DE3565638D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8483329A IT1214350B (it) 1984-03-02 1984-03-02 Procedimento di laminazione con sdoppiamento di profili angolari e a t.

Publications (1)

Publication Number Publication Date
DE3565638D1 true DE3565638D1 (en) 1988-11-24

Family

ID=11320225

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585200147T Expired DE3565638D1 (en) 1984-03-02 1985-02-09 Roll forming procedure with slitting of angle bars and t-beams

Country Status (4)

Country Link
EP (1) EP0156405B2 (de)
AT (1) ATE37997T1 (de)
DE (1) DE3565638D1 (de)
IT (1) IT1214350B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106734206B (zh) * 2016-12-02 2019-08-27 山东钢铁股份有限公司 C型钢双孔轧制轴对称孔型及轧制方法
CN106540964A (zh) * 2016-12-02 2017-03-29 山东钢铁股份有限公司 C型钢双孔轧制x平衡孔型及轧制方法
CN110142293A (zh) * 2019-05-09 2019-08-20 山东钢铁股份有限公司 开放式型钢的轧制方法及其轧制系统
CN110404959A (zh) * 2019-06-28 2019-11-05 中冶华天工程技术有限公司 通过在线切分生产t型电梯导轨钢的设备和工艺
CN114798722A (zh) * 2022-04-22 2022-07-29 山东钢铁集团永锋临港有限公司 一种等分圆弧相切孔型系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1910271A (en) * 1931-12-16 1933-05-23 Sheffield Steel Corp Process and apparatus for rerolling railroad rails
FR2356458A1 (fr) * 1976-07-01 1978-01-27 Bretagne Forges Laminoirs Procede et dispositif de relaminage de rails de chemin de fer

Also Published As

Publication number Publication date
EP0156405A1 (de) 1985-10-02
EP0156405B2 (de) 1994-03-02
IT1214350B (it) 1990-01-10
ATE37997T1 (de) 1988-11-15
EP0156405B1 (de) 1988-10-19
IT8483329A0 (it) 1984-03-02

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings