IT1214350B - Procedimento di laminazione con sdoppiamento di profili angolari e a t. - Google Patents
Procedimento di laminazione con sdoppiamento di profili angolari e a t.Info
- Publication number
- IT1214350B IT1214350B IT8483329A IT8332984A IT1214350B IT 1214350 B IT1214350 B IT 1214350B IT 8483329 A IT8483329 A IT 8483329A IT 8332984 A IT8332984 A IT 8332984A IT 1214350 B IT1214350 B IT 1214350B
- Authority
- IT
- Italy
- Prior art keywords
- roll forming
- doubling
- profiles
- angular
- procedure
- Prior art date
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)
- Diaphragms For Electromechanical Transducers (AREA)
- Laminated Bodies (AREA)
- Materials For Medical Uses (AREA)
Priority Applications (4)
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. |
AT85200147T ATE37997T1 (de) | 1984-03-02 | 1985-02-09 | Profilwalzverfahren mit laengsteilung von winkelstahl und t-traeger. |
DE8585200147T DE3565638D1 (en) | 1984-03-02 | 1985-02-09 | Roll forming procedure with slitting of angle bars and t-beams |
EP85200147A EP0156405B2 (en) | 1984-03-02 | 1985-02-09 | Roll forming procedure with slitting of angle bars and T-beams |
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 (2)
Publication Number | Publication Date |
---|---|
IT8483329A0 IT8483329A0 (it) | 1984-03-02 |
IT1214350B true IT1214350B (it) | 1990-01-10 |
Family
ID=11320225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8483329A IT1214350B (it) | 1984-03-02 | 1984-03-02 | Procedimento di laminazione con sdoppiamento di profili angolari e a t. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0156405B2 (it) |
AT (1) | ATE37997T1 (it) |
DE (1) | DE3565638D1 (it) |
IT (1) | IT1214350B (it) |
Families Citing this family (5)
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)
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 |
-
1984
- 1984-03-02 IT IT8483329A patent/IT1214350B/it active
-
1985
- 1985-02-09 DE DE8585200147T patent/DE3565638D1/de not_active Expired
- 1985-02-09 EP EP85200147A patent/EP0156405B2/en not_active Expired - Lifetime
- 1985-02-09 AT AT85200147T patent/ATE37997T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0156405A1 (en) | 1985-10-02 |
IT8483329A0 (it) | 1984-03-02 |
DE3565638D1 (en) | 1988-11-24 |
EP0156405B2 (en) | 1994-03-02 |
ATE37997T1 (de) | 1988-11-15 |
EP0156405B1 (en) | 1988-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19980326 |