CA1254543A - Method for straightening a rail and straightened rail - Google Patents
Method for straightening a rail and straightened railInfo
- Publication number
- CA1254543A CA1254543A CA000421703A CA421703A CA1254543A CA 1254543 A CA1254543 A CA 1254543A CA 000421703 A CA000421703 A CA 000421703A CA 421703 A CA421703 A CA 421703A CA 1254543 A CA1254543 A CA 1254543A
- Authority
- CA
- Canada
- Prior art keywords
- rail
- stress
- steel
- straightened
- residual
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 238000001816 cooling Methods 0.000 description 19
- 239000000835 fiber Substances 0.000 description 9
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 241000353097 Molva molva Species 0.000 description 2
- 241000425571 Trepanes Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 108700040458 Drosophila Strn-Mlck Proteins 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000010291 electrical method Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/08—Bending, e.g. for straightening rails or rail joints
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/12—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by stretching with or without twisting
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Metal Rolling (AREA)
- Heat Treatment Of Steel (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Escalators And Moving Walkways (AREA)
- Wire Processing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR82/02817 | 1982-02-19 | ||
| FR8202817A FR2521883B1 (fr) | 1982-02-19 | 1982-02-19 | Procede de dressage d'un rail de chemin de fer et rail de chemin de fer dresse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1254543A true CA1254543A (en) | 1989-05-23 |
Family
ID=9271186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000421703A Expired CA1254543A (en) | 1982-02-19 | 1983-02-16 | Method for straightening a rail and straightened rail |
Country Status (26)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8403322A (nl) * | 1984-11-02 | 1986-06-02 | Ir C Esveld Dr | Verbetering vermoeiingssterkte van rails. |
| DE3501522C1 (de) * | 1985-01-18 | 1986-04-03 | Krupp Stahl Ag, 4630 Bochum | Verfahren zur Herstellung eigenspannungsarmer Stahlschienen mittels Rollenrichten |
| EP0904859A1 (en) * | 1997-09-26 | 1999-03-31 | British Steel Plc | Method for the development of beneficial residual stresses in rails or beams |
| GB9720370D0 (en) * | 1997-09-26 | 1997-11-26 | British Steel Plc | Sectional elements |
| DE10053933B4 (de) * | 2000-10-31 | 2005-01-27 | Thyssen Krupp Gleistechnik Gmbh | Verfahren zum Richten einer Schiene |
| JP4705283B2 (ja) * | 2001-09-06 | 2011-06-22 | 新日本製鐵株式会社 | 耐久性および真直性に優れる軌条とその矯正方法 |
| US7392117B1 (en) | 2003-11-03 | 2008-06-24 | Bilodeau James R | Data logging, collection, and analysis techniques |
| US7869909B2 (en) * | 2004-07-26 | 2011-01-11 | Harold Harrison | Stress monitoring system for railways |
| US7502670B2 (en) * | 2004-07-26 | 2009-03-10 | Salient Systems, Inc. | System and method for determining rail safety limits |
| WO2008000285A1 (en) * | 2006-06-28 | 2008-01-03 | Ab Skf | A method for indicating fatigue damage of a metal object |
| CN101767491B (zh) * | 2008-12-30 | 2011-06-22 | 鸿富锦精密工业（深圳）有限公司 | 打标模具 |
| CN101774106B (zh) * | 2009-07-22 | 2011-11-09 | 攀钢集团攀枝花钢铁研究院有限公司 | 高速铁路用钢轨头尾尺寸控制方法 |
| JP5273005B2 (ja) * | 2009-10-06 | 2013-08-28 | 新日鐵住金株式会社 | レールの矯正方法及び矯正装置 |
| CN103551437B (zh) * | 2013-10-31 | 2016-08-17 | 武汉钢铁(集团)公司 | 一种微应力百米高速重轨生产方法 |
| CN112475821B (zh) * | 2020-11-13 | 2022-07-19 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种低轨腰残余拉应力钢轨及其制备方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2918961A (en) * | 1959-12-29 | Grip for straightening structrual sections | ||
| FR962835A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1950-06-21 | |||
| FR573675A (fr) * | 1923-02-23 | 1924-06-27 | Procédé et appareils pour le dressage, par traction des métaux profilés quelconques | |
| US1966955A (en) * | 1933-05-22 | 1934-07-17 | Chase Companies Inc | Method for straightening metallic structural members |
| US2167485A (en) * | 1937-04-20 | 1939-07-25 | Paul W Leisner | Rail cooling |
| US2198961A (en) * | 1938-04-05 | 1940-04-30 | Du Pont | Lubricant |
| GB675970A (en) * | 1949-06-17 | 1952-07-16 | Tentor Steel Company Ltd | Process of producing a reinforcing steel bar for concrete structures |
| GB749841A (en) * | 1952-05-20 | 1956-06-06 | Gabor De Kazinczy | Improvements in and relating to the production of cold worked reinforcement steel bars |
| US3031750A (en) * | 1958-02-14 | 1962-05-01 | Rods Inc | Method of producing steel bars |
| US3193270A (en) * | 1962-10-12 | 1965-07-06 | United States Steel Corp | Apparatus for heat-treating rails |
| US3257832A (en) * | 1965-03-01 | 1966-06-28 | Harvey Aluminum Inc | Method and apparatus for finishing extrusions |
| DE1903744B2 (de) * | 1969-01-25 | 1975-07-17 | Schloemann-Siemag Ag, 4000 Duesseldorf | Hydraulische Profilstreckmaschine |
| DE2117104C3 (de) * | 1971-04-07 | 1980-11-27 | Schloemann-Siemag Ag, 4000 Duesseldorf | Hydraulische Streckrichtmaschine für Profile und Bleche |
| DE2153668A1 (de) * | 1971-10-28 | 1973-05-03 | Lindemann Maschfab Gmbh | Horizontale reckbank |
| US3826124A (en) * | 1972-10-25 | 1974-07-30 | Zirconium Technology Corp | Manufacture of tubes with improved metallic yield strength and elongation properties |
| FR2370793A1 (fr) * | 1976-11-12 | 1978-06-09 | Vallourec | Procede de fabrication de tubes detensionnes, dispositif pour la mise en oeuvre de ce procede et tubes detensionnes obtenus |
| DE2927890C2 (de) * | 1979-07-11 | 1983-12-22 | Elektro-Thermit Gmbh, 4300 Essen | Schiene für spurgebundene Fahrzeuge |
-
1982
- 1982-02-19 FR FR8202817A patent/FR2521883B1/fr not_active Expired
- 1982-06-23 DE DE3223346A patent/DE3223346C2/de not_active Expired - Lifetime
- 1982-06-25 US US06/392,216 patent/US4597283A/en not_active Expired - Lifetime
-
1983
- 1983-01-13 AT AT0010583A patent/AT381875B/de not_active IP Right Cessation
- 1983-01-14 LU LU84583A patent/LU84583A1/fr unknown
- 1983-01-14 GB GB08301070A patent/GB2115326B/en not_active Expired
- 1983-01-17 IN IN29/DEL/83A patent/IN167481B/en unknown
- 1983-01-25 AU AU10738/83A patent/AU560673B2/en not_active Ceased
- 1983-01-27 ZA ZA83536A patent/ZA83536B/xx unknown
- 1983-02-01 EG EG66/83A patent/EG15932A/xx active
- 1983-02-08 PT PT76210A patent/PT76210B/pt not_active IP Right Cessation
- 1983-02-09 PL PL24049583A patent/PL240495A1/xx unknown
- 1983-02-10 SU SU833550648A patent/SU1232125A3/ru active
- 1983-02-10 FI FI830463A patent/FI84563C/fi not_active IP Right Cessation
- 1983-02-10 BR BR8300691A patent/BR8300691A/pt not_active IP Right Cessation
- 1983-02-16 CA CA000421703A patent/CA1254543A/en not_active Expired
- 1983-02-16 HU HU83540A patent/HU186639B/hu not_active IP Right Cessation
- 1983-02-17 ES ES519882A patent/ES519882A0/es active Granted
- 1983-02-17 AR AR292157A patent/AR230791A1/es active
- 1983-02-18 KR KR1019830000665A patent/KR920007242B1/ko not_active Expired
- 1983-02-18 DD DD83248070A patent/DD206742A5/de not_active IP Right Cessation
- 1983-02-18 CS CS831118A patent/CS266315B2/cs unknown
- 1983-02-18 JP JP58024927A patent/JPS58202916A/ja active Pending
- 1983-02-18 SE SE8300905A patent/SE462520B/sv not_active IP Right Cessation
- 1983-02-18 MX MX196320A patent/MX161418A/es unknown
- 1983-02-18 IT IT67190/83A patent/IT1165545B/it active
-
1986
- 1986-03-05 US US06/836,648 patent/US4755238A/en not_active Expired - Lifetime
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |