MA35745B1 - Aciers pour rails avec excellente combinaison de propriétés d'usure, de résistance à la fatigue en contact roulant et de soudabilité - Google Patents
Aciers pour rails avec excellente combinaison de propriétés d'usure, de résistance à la fatigue en contact roulant et de soudabilitéInfo
- Publication number
- MA35745B1 MA35745B1 MA37151A MA37151A MA35745B1 MA 35745 B1 MA35745 B1 MA 35745B1 MA 37151 A MA37151 A MA 37151A MA 37151 A MA37151 A MA 37151A MA 35745 B1 MA35745 B1 MA 35745B1
- Authority
- MA
- Morocco
- Prior art keywords
- weldability
- rolling contact
- fatigue resistance
- wear properties
- contact fatigue
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 2
- 239000010959 steel Substances 0.000 title abstract 2
- 238000005096 rolling process Methods 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000011572 manganese Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
L'invention concerne un acier destiné à la fabrication de rails, en particulier de rails à gorge, présentant une dureté d'au moins 330 hv30, une résistance à la traction d'au moins 1000 mpa et une limite élastique d'au moins 600 mpa et comportant en % de poids : 0,70% à 0,85% de carbone ; 0,65% à 1,00% de silicium ; 1,1% à 1,4% de manganèse ; 0,07% à 0,15% de vanadium ; jusqu'à 0,008% d'azote ; jusqu'à 0,025% de phosphore ; 0,008% à 0,030% de soufre ; au plus 2,5 ppm d'hydrogène ; au plus 0,10% de chrome ; au plus 0,010% d'aluminium ; au plus 20 ppm d'oxygène ; le reste étant constitué de fer et d'impuretés inévitables.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP11190973 | 2011-11-28 | ||
| PCT/EP2012/073606 WO2013079438A1 (fr) | 2011-11-28 | 2012-11-26 | Aciers pour rails avec excellente combinaison de propriétés d'usure, de résistance à la fatigue en contact roulant et de soudabilité |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MA35745B1 true MA35745B1 (fr) | 2014-12-01 |
Family
ID=47227803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MA37151A MA35745B1 (fr) | 2011-11-28 | 2014-06-25 | Aciers pour rails avec excellente combinaison de propriétés d'usure, de résistance à la fatigue en contact roulant et de soudabilité |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP2785890B1 (fr) |
| JP (1) | JP6270730B2 (fr) |
| BR (1) | BR112014012660B1 (fr) |
| DK (1) | DK2785890T3 (fr) |
| ES (1) | ES2545659T3 (fr) |
| HU (1) | HUE027275T2 (fr) |
| MA (1) | MA35745B1 (fr) |
| PL (1) | PL2785890T3 (fr) |
| PT (1) | PT2785890E (fr) |
| WO (1) | WO2013079438A1 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104195433B (zh) * | 2014-09-02 | 2016-08-31 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种高强韧性珠光体钢轨及其生产方法 |
| CN105112786B (zh) * | 2015-09-29 | 2017-04-12 | 燕山大学 | 一种超级珠光体钢轨钢及其制备方法 |
| BR112018011842B1 (pt) | 2015-12-15 | 2021-09-14 | Jfe Steel Corporation | Método para selecionar aço de trilho e aço de roda |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3330554A1 (de) | 1983-08-24 | 1985-03-07 | Kolbenschmidt AG, 7107 Neckarsulm | Kolben fuer brennkraftmaschinen |
| JPS6299438A (ja) | 1985-10-24 | 1987-05-08 | Nippon Kokan Kk <Nkk> | 不安定破壊伝播停止能力を有する耐摩耗性高性能レ−ル |
| JPH0653916B2 (ja) | 1986-07-16 | 1994-07-20 | 日本鋼管株式会社 | 不安定破壊伝播停止能力に優れた耐摩耗性高性能レ−ル |
| US4895605A (en) * | 1988-08-19 | 1990-01-23 | Algoma Steel Corporation | Method for the manufacture of hardened railroad rails |
| SU1839687A3 (en) | 1990-07-30 | 1993-12-30 | Berlington Nortern Rejlroad Ko | Rail, method for its manufacturing and method of its cooling inspection |
| JPH06340951A (ja) | 1993-03-12 | 1994-12-13 | Nippon Steel Corp | 靭性に優れた高強度レールおよびその製造法 |
| JPH06279928A (ja) | 1993-03-29 | 1994-10-04 | Nippon Steel Corp | 靭性および延性に優れた高強度レールおよびその製造法 |
| CA2190124C (fr) * | 1995-03-14 | 2000-08-22 | Masaharu Ueda | Methode de production de rails presentant une grande resistance a l'usure et aux deteriorations internes |
| JP3516189B2 (ja) * | 1996-01-23 | 2004-04-05 | 住友金属工業株式会社 | 耐摩耗性および耐熱亀裂性に優れた鉄道車両用車輪およびその製造方法 |
| JPH09316598A (ja) * | 1996-03-27 | 1997-12-09 | Nippon Steel Corp | 耐摩耗性および溶接性に優れたパーライト系レールおよびその製造法 |
| US6361625B2 (en) | 1996-07-04 | 2002-03-26 | Nkk Corporation | High-strength, damage-resistant rail having hardness distribution of excellent damage-resistance at its head top portion |
| JP2000129397A (ja) * | 1998-10-30 | 2000-05-09 | Nkk Corp | 耐摩耗性と延性に優れたパーライト型レール |
| JP3513427B2 (ja) * | 1999-05-31 | 2004-03-31 | 新日本製鐵株式会社 | 耐摩耗性、耐内部疲労損傷性に優れたパーライト系レールおよびその製造方法 |
| US6387191B1 (en) * | 2000-07-21 | 2002-05-14 | Transportation Technology Center, Inc. | Railway wheels resistant to martensite transformation |
| US6783610B2 (en) * | 2001-03-05 | 2004-08-31 | Amsted Industries Incorporated | Railway wheel alloy |
| JP4571759B2 (ja) * | 2001-06-01 | 2010-10-27 | 新日本製鐵株式会社 | パーライト系レールおよびその製造方法 |
| JP2005146346A (ja) * | 2003-11-14 | 2005-06-09 | Nippon Steel Corp | 靭性および延性に優れたパーライト系レールの製造方法 |
| JP5401762B2 (ja) * | 2006-03-16 | 2014-01-29 | Jfeスチール株式会社 | 耐遅れ破壊特性に優れた高強度パーライト系レール |
| WO2007111285A1 (fr) | 2006-03-16 | 2007-10-04 | Jfe Steel Corporation | Profile de perlite haute resistance ayant une excellente resistance a la rupture differee |
| PT1878528E (pt) | 2006-07-14 | 2012-10-18 | Tata Steel Uk Ltd | Um método de reparação por soldadura ou revestimento de um carril de blocos de aço ou outras partes de uma via-férrea |
| CN100482812C (zh) * | 2006-09-12 | 2009-04-29 | 攀枝花钢铁(集团)公司 | 钢轨热处理方法及钢轨热处理机组 |
| US7591909B2 (en) * | 2007-08-23 | 2009-09-22 | Transportation Technology Center, Inc. | Railroad wheel steels having improved resistance to rolling contact fatigue |
| US7559999B2 (en) * | 2007-08-23 | 2009-07-14 | Transportation Technology Center, Inc. | Railroad wheel steels having improved resistance to rolling contact fatigue |
| SI2247764T1 (sl) | 2008-02-22 | 2012-01-31 | Tata Steel Uk Ltd | Jeklena tirnica z odliäśno kombinacijo lastnosti obrabe in odpornostjo zoper utrujenost zaradi tekalnega stika |
| JP5238930B2 (ja) * | 2009-02-12 | 2013-07-17 | Jfeスチール株式会社 | 耐摩耗性レールおよびその製造方法 |
| US20110189047A1 (en) * | 2010-02-02 | 2011-08-04 | Transportation Technology Center, Inc. | Railroad rail steels resistant to rolling contact fatigue |
-
2012
- 2012-11-26 ES ES12791480.2T patent/ES2545659T3/es active Active
- 2012-11-26 HU HUE12791480A patent/HUE027275T2/en unknown
- 2012-11-26 PT PT127914802T patent/PT2785890E/pt unknown
- 2012-11-26 JP JP2014542876A patent/JP6270730B2/ja not_active Expired - Fee Related
- 2012-11-26 DK DK12791480.2T patent/DK2785890T3/en active
- 2012-11-26 PL PL12791480T patent/PL2785890T3/pl unknown
- 2012-11-26 WO PCT/EP2012/073606 patent/WO2013079438A1/fr not_active Ceased
- 2012-11-26 BR BR112014012660-7A patent/BR112014012660B1/pt not_active IP Right Cessation
- 2012-11-26 EP EP12791480.2A patent/EP2785890B1/fr active Active
-
2014
- 2014-06-25 MA MA37151A patent/MA35745B1/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP2785890B1 (fr) | 2015-07-15 |
| JP6270730B2 (ja) | 2018-01-31 |
| JP2015504484A (ja) | 2015-02-12 |
| DK2785890T3 (en) | 2015-08-24 |
| PT2785890E (pt) | 2015-10-01 |
| BR112014012660B1 (pt) | 2018-12-04 |
| EP2785890A1 (fr) | 2014-10-08 |
| BR112014012660A2 (pt) | 2017-06-13 |
| WO2013079438A1 (fr) | 2013-06-06 |
| PL2785890T3 (pl) | 2015-12-31 |
| ES2545659T3 (es) | 2015-09-14 |
| HUE027275T2 (en) | 2016-10-28 |
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