EP0699774A3 - Steels for tyre rims and monobloc tyres for railways and the like - Google Patents
Steels for tyre rims and monobloc tyres for railways and the like Download PDFInfo
- Publication number
- EP0699774A3 EP0699774A3 EP95112050A EP95112050A EP0699774A3 EP 0699774 A3 EP0699774 A3 EP 0699774A3 EP 95112050 A EP95112050 A EP 95112050A EP 95112050 A EP95112050 A EP 95112050A EP 0699774 A3 EP0699774 A3 EP 0699774A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- steels
- railways
- monobloc
- tyres
- tyre rims
- 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.)
- Granted
Links
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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
-
- 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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/78—Combined heat-treatments not provided for above
-
- 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
- C21D2261/00—Machining or cutting being involved
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
- Joining Of Building Structures In Genera (AREA)
- Metal Rolling (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI941729 | 1994-08-09 | ||
ITMI941729A IT1274607B (en) | 1994-08-09 | 1994-08-09 | STEELS FOR WHEEL RIMS AND SINGLE-WHEEL WHEELS FOR THE RAILWAY SECTOR AND SIMILAR |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0699774A2 EP0699774A2 (en) | 1996-03-06 |
EP0699774A3 true EP0699774A3 (en) | 1996-05-08 |
EP0699774B1 EP0699774B1 (en) | 1999-10-20 |
Family
ID=11369468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95112050A Expired - Lifetime EP0699774B1 (en) | 1994-08-09 | 1995-08-01 | Steels for monobloc tyres for railways and the like |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0699774B1 (en) |
AT (1) | ATE185852T1 (en) |
DE (1) | DE69512856T2 (en) |
ES (1) | ES2137419T3 (en) |
IT (1) | IT1274607B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK2764127T3 (en) | 2011-10-07 | 2015-10-19 | Babasaheb Neelkanth Kalyani | A method for improving the fatigue strength of micro-alloy steels, forged parts made by the method and apparatus for carrying out the method |
CN110791618A (en) * | 2019-11-11 | 2020-02-14 | 常熟非凡新材股份有限公司 | Method for processing lining plate of ball mill |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS512616A (en) * | 1974-06-25 | 1976-01-10 | Nippon Steel Corp | CHODAIKAJUYONET SUSHORIREERU |
US4348800A (en) * | 1980-04-14 | 1982-09-14 | Republic Steel Corporation | Production of steel products with medium to high contents of carbon and manganese and superior surface quality |
DE3446794C1 (en) * | 1984-12-21 | 1986-01-02 | BWG Butzbacher Weichenbau GmbH, 6308 Butzbach | Process for the heat treatment of pearlitic rail steel |
JPH02133544A (en) * | 1988-11-14 | 1990-05-22 | Nkk Corp | Rail steel stock excellent in quenching crack resistance |
US4975041A (en) * | 1989-05-18 | 1990-12-04 | Fries Steven L | Die assembly for die casting a propeller structure |
-
1994
- 1994-08-09 IT ITMI941729A patent/IT1274607B/en active IP Right Grant
-
1995
- 1995-08-01 EP EP95112050A patent/EP0699774B1/en not_active Expired - Lifetime
- 1995-08-01 AT AT95112050T patent/ATE185852T1/en active
- 1995-08-01 DE DE69512856T patent/DE69512856T2/en not_active Expired - Lifetime
- 1995-08-01 ES ES95112050T patent/ES2137419T3/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS512616A (en) * | 1974-06-25 | 1976-01-10 | Nippon Steel Corp | CHODAIKAJUYONET SUSHORIREERU |
US4348800A (en) * | 1980-04-14 | 1982-09-14 | Republic Steel Corporation | Production of steel products with medium to high contents of carbon and manganese and superior surface quality |
DE3446794C1 (en) * | 1984-12-21 | 1986-01-02 | BWG Butzbacher Weichenbau GmbH, 6308 Butzbach | Process for the heat treatment of pearlitic rail steel |
JPH02133544A (en) * | 1988-11-14 | 1990-05-22 | Nkk Corp | Rail steel stock excellent in quenching crack resistance |
US4975041A (en) * | 1989-05-18 | 1990-12-04 | Fries Steven L | Die assembly for die casting a propeller structure |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Week 7608, Derwent World Patents Index; AN 76-24043X * |
PATENT ABSTRACTS OF JAPAN vol. 014, no. 363 (C - 0746) 7 August 1990 (1990-08-07) * |
Also Published As
Publication number | Publication date |
---|---|
EP0699774B1 (en) | 1999-10-20 |
ES2137419T3 (en) | 1999-12-16 |
EP0699774A2 (en) | 1996-03-06 |
ITMI941729A0 (en) | 1994-08-09 |
IT1274607B (en) | 1997-07-18 |
ATE185852T1 (en) | 1999-11-15 |
ITMI941729A1 (en) | 1996-02-09 |
DE69512856T2 (en) | 2000-02-24 |
DE69512856D1 (en) | 1999-11-25 |
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