RU96116891A - PEARLITE STEEL RAIL, OWNED WITH DIFFERENT PROPERTIES OF WEAR RESISTANCE, AND THE METHOD OF ITS MANUFACTURE - Google Patents
PEARLITE STEEL RAIL, OWNED WITH DIFFERENT PROPERTIES OF WEAR RESISTANCE, AND THE METHOD OF ITS MANUFACTUREInfo
- Publication number
- RU96116891A RU96116891A RU96116891/02A RU96116891A RU96116891A RU 96116891 A RU96116891 A RU 96116891A RU 96116891/02 A RU96116891/02 A RU 96116891/02A RU 96116891 A RU96116891 A RU 96116891A RU 96116891 A RU96116891 A RU 96116891A
- Authority
- RU
- Russia
- Prior art keywords
- steel rail
- pearlite
- wear resistance
- temperature
- rail
- Prior art date
Links
- 229910001562 pearlite Inorganic materials 0.000 title claims 26
- 238000004519 manufacturing process Methods 0.000 title claims 11
- 229910000831 Steel Inorganic materials 0.000 claims 49
- 239000010959 steel Substances 0.000 claims 49
- 238000001816 cooling Methods 0.000 claims 20
- 238000005098 hot rolling Methods 0.000 claims 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 8
- 229910001567 cementite Inorganic materials 0.000 claims 6
- 229910052729 chemical element Inorganic materials 0.000 claims 6
- 229910000529 magnetic ferrite Inorganic materials 0.000 claims 6
- 229910000859 α-Fe Inorganic materials 0.000 claims 6
- 229910001208 Crucible steel Inorganic materials 0.000 claims 5
- 229910001566 austenite Inorganic materials 0.000 claims 5
- 238000010438 heat treatment Methods 0.000 claims 5
- 238000005096 rolling process Methods 0.000 claims 5
- 239000012535 impurity Substances 0.000 claims 4
- 229910052742 iron Inorganic materials 0.000 claims 4
- 235000019362 perlite Nutrition 0.000 claims 3
- 239000010451 perlite Substances 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 230000001131 transforming Effects 0.000 claims 2
- 238000005452 bending Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Claims (13)
C - От более 0,85 до 1,20
Si - 0,10 - 1,00
Mn - 0,40 - 1,50
Железо и неизбежные примеси - Остальное
отличающийся тем, что структура стального рельса является перлитной, зона перлитной пластины в перлите составляет не более 100 нм, и отношение толщины цементита к толщине феррита в перлите составляет по крайней мере 0,15.3. Pearlite steel rail having good wear resistance, containing the following components, wt.%:
C - From more than 0.85 to 1.20
Si - 0.10 - 1.00
Mn - 0.40 - 1.50
Iron and inevitable impurities - Else
characterized in that the structure of the steel rail is pearlitic, the area of the pearlite plate in pearlite is no more than 100 nm, and the ratio of the thickness of cementite to the thickness of ferrite in pearlite is at least 0.15.
C - От более 0,85 до 1,20
Si - 0,10 - 1,00
Mn - 0,40 - 1,50
Железо и неизбежные примеси - Остальное
отличающийся тем, что структура в диапазоне на глубину 20 мм от поверхности рельсовой головной части стального рельса, начала отсчета, является перлитной, зона перлитной пластины в перлите составляет не более 100 нм, и отношение толщины цементита к толщине феррита в перлите составляет по крайней мере 0,15.4. Pearlite steel rail having good wear resistance, containing the following components, wt.%:
C - From more than 0.85 to 1.20
Si - 0.10 - 1.00
Mn - 0.40 - 1.50
Iron and inevitable impurities - Else
characterized in that the structure in the range at a depth of 20 mm from the rail head surface of the steel rail is zero perlite, the area of the pearlite plate in pearlite is no more than 100 nm, and the ratio of the thickness of cementite to the thickness of ferrite in perlite is at least 0 ,15.
C - От более 0,85 до 1,20
Si - 0,10 - 1,00
Mn - 0,40 - 1,50
и по крайней мере один член, выбранный из группы, состоящей из следующих компонентов, %:
Cr - 0,05 - 0,50
Mo - 0,01 - 0,20
V - 0,02 - 0,30
Nb - 0,002 - 0,05
Co - 0,10 - 2,00
B - 0,0005 - 0,005
Железо и неизбежные примеси - Остальное
отличающийся тем, что структура стального рельса является перлитной, зона перлитной пластины в перлитной структуре составляет не более 100 нм, и отношение толщины цементита к толщине феррита в перлите составляет по крайней мере 0,15.5. Pearlite steel rail having good wear resistance, containing the following components, wt.%:
C - From more than 0.85 to 1.20
Si - 0.10 - 1.00
Mn - 0.40 - 1.50
and at least one member selected from the group consisting of the following components,%:
Cr - 0.05 - 0.50
Mo - 0.01 - 0.20
V - 0.02 - 0.30
Nb - 0.002 - 0.05
Co - 0.10 - 2.00
B - 0.0005 - 0.005
Iron and inevitable impurities - Else
wherein the structure of the steel rail is pearlitic, the area of the pearlite plate in the pearlite structure is not more than 100 nm, and the ratio of the thickness of cementite to the thickness of ferrite in pearlite is at least 0.15.
C - От более 0,85 до 1,20
Si - 0,10 - 1,00
Mn - 0,40 - 1,50
и по крайней мере один член, выбранный из группы, состоящей из,
Cr - 0,05 - 0,50
Mo - 0,01 - 0,20
V - 0,02 - 0,30
Nb - 0,002 - 0,05
Co - 0,10 - 2,00
B - 0,0005 - 0,005
Железо и неизбежные примеси - Остальное
отличающийся тем, что структура в диапазоне на глубину 20 мм от поверхности головной части стального рельса, начала отсчета является перлитной, зона перлитной пластины в перлите составляет не более 100 нм, и отношение толщины цементита к толщине феррита в перлите составляет по крайней мере 0,15.6. Pearlite steel rail having good wear resistance, containing the following components, wt.%:
C - From more than 0.85 to 1.20
Si - 0.10 - 1.00
Mn - 0.40 - 1.50
and at least one member selected from the group consisting of,
Cr - 0.05 - 0.50
Mo - 0.01 - 0.20
V - 0.02 - 0.30
Nb - 0.002 - 0.05
Co - 0.10 - 2.00
B - 0.0005 - 0.005
Iron and inevitable impurities - Else
characterized in that the structure in the range to a depth of 20 mm from the surface of the head portion of the steel rail, the origin is pearlitic, the area of the pearlite plate in pearlite is not more than 100 nm, and the ratio of the thickness of cementite to the thickness of ferrite in pearlite is at least 0.15 .
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6/280916 | 1994-11-15 | ||
JP06280916A JP3078461B2 (en) | 1994-11-15 | 1994-11-15 | High wear-resistant perlite rail |
JP4675495A JPH08246101A (en) | 1995-03-07 | 1995-03-07 | Pearlitic rail excellent in wear resistance and damage resistance and its production |
JP7/46753 | 1995-03-07 | ||
JP7/46754 | 1995-03-07 | ||
JP4675395A JPH08246100A (en) | 1995-03-07 | 1995-03-07 | Pearlitic rail excellent in wear resistance and its production |
JP7/270336 | 1995-10-18 | ||
JP07270336A JP3113184B2 (en) | 1995-10-18 | 1995-10-18 | Manufacturing method of pearlite rail with excellent wear resistance |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2112051C1 RU2112051C1 (en) | 1998-05-27 |
RU96116891A true RU96116891A (en) | 1998-12-10 |
Family
ID=27461930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU96116891A RU2112051C1 (en) | 1994-11-15 | 1995-11-13 | Rail from perlitic steel with high wear resistance and method of rail manufacture |
Country Status (9)
Country | Link |
---|---|
US (5) | USRE42668E1 (en) |
EP (1) | EP0754775B1 (en) |
KR (1) | KR100202251B1 (en) |
CN (1) | CN1044826C (en) |
BR (1) | BR9506522A (en) |
CA (1) | CA2181058C (en) |
DE (1) | DE69523149T2 (en) |
RU (1) | RU2112051C1 (en) |
WO (1) | WO1996015282A1 (en) |
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JP4757957B2 (en) * | 2008-10-31 | 2011-08-24 | 新日本製鐵株式会社 | Perlite rail with excellent wear resistance and toughness |
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ES2716881T3 (en) * | 2009-06-26 | 2019-06-17 | Nippon Steel Corp | Steel rail with high carbon content, based on perlite, which has excellent ductility and production process |
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1995
- 1995-11-13 CN CN95191600A patent/CN1044826C/en not_active Expired - Lifetime
- 1995-11-13 US US12/893,741 patent/USRE42668E1/en not_active Expired - Lifetime
- 1995-11-13 US US11/561,654 patent/USRE41033E1/en not_active Expired - Lifetime
- 1995-11-13 RU RU96116891A patent/RU2112051C1/en active
- 1995-11-13 US US12/474,137 patent/USRE42360E1/en not_active Expired - Lifetime
- 1995-11-13 KR KR1019960703803A patent/KR100202251B1/en not_active IP Right Cessation
- 1995-11-13 BR BR9506522A patent/BR9506522A/en not_active IP Right Cessation
- 1995-11-13 WO PCT/JP1995/002312 patent/WO1996015282A1/en not_active Application Discontinuation
- 1995-11-13 CA CA002181058A patent/CA2181058C/en not_active Expired - Lifetime
- 1995-11-13 EP EP95936781A patent/EP0754775B1/en not_active Revoked
- 1995-11-13 US US08/676,159 patent/US5762723A/en not_active Ceased
- 1995-11-13 DE DE69523149T patent/DE69523149T2/en not_active Revoked
-
1996
- 1996-07-15 US US10/974,048 patent/USRE40263E1/en not_active Expired - Lifetime
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