IT965187B - PROCEDURE FOR THE MANUFACTURE OF STEEL WHEELS FOR RAILWAYS - Google Patents
PROCEDURE FOR THE MANUFACTURE OF STEEL WHEELS FOR RAILWAYSInfo
- Publication number
- IT965187B IT965187B IT52513/72A IT5251372A IT965187B IT 965187 B IT965187 B IT 965187B IT 52513/72 A IT52513/72 A IT 52513/72A IT 5251372 A IT5251372 A IT 5251372A IT 965187 B IT965187 B IT 965187B
- Authority
- IT
- Italy
- Prior art keywords
- railways
- procedure
- manufacture
- steel wheels
- wheels
- Prior art date
Links
Classifications
-
- 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
- C21D1/84—Controlled slow cooling
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Articles (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22869072A | 1972-02-23 | 1972-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT965187B true IT965187B (en) | 1974-01-31 |
Family
ID=22858202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52513/72A IT965187B (en) | 1972-02-23 | 1972-09-02 | PROCEDURE FOR THE MANUFACTURE OF STEEL WHEELS FOR RAILWAYS |
Country Status (10)
Country | Link |
---|---|
US (1) | US3753789A (en) |
AU (1) | AU448168B2 (en) |
CA (1) | CA966397A (en) |
DE (1) | DE2245424C3 (en) |
ES (1) | ES407190A1 (en) |
FR (1) | FR2172951B1 (en) |
GB (1) | GB1355774A (en) |
IT (1) | IT965187B (en) |
SE (1) | SE395284B (en) |
ZA (1) | ZA725722B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4729802A (en) * | 1986-01-16 | 1988-03-08 | J. I. Case Company | Opener-disk heat-treating process and product |
JP3516189B2 (en) * | 1996-01-23 | 2004-04-05 | 住友金属工業株式会社 | Wheels for railway vehicles excellent in wear resistance and heat crack resistance and method of manufacturing the same |
FR2746707B1 (en) * | 1996-03-29 | 1998-04-24 | Valdunes | RAILWAY WHEEL |
US6205930B1 (en) * | 1999-03-09 | 2001-03-27 | Curt J. Waedekin | Trolley wheel tread and flange |
US6216362B1 (en) | 2000-02-18 | 2001-04-17 | Amsted Industries Incorporated | Method and apparatus for control of the cooling rate of cast steel railway wheels |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1071012A (en) * | 1912-11-19 | 1913-08-19 | John S Unger | Method of treating solids of revolution. |
US1859623A (en) * | 1930-06-25 | 1932-05-24 | Bonney Floyd Co | Cast steel body and method of hardening same |
US3043317A (en) * | 1959-12-10 | 1962-07-10 | Amsted Ind Inc | Wheel hub cooling arrangement |
US3370993A (en) * | 1965-03-18 | 1968-02-27 | Babcock & Wilcox Co | Heat treatment of metals |
US3558367A (en) * | 1967-10-18 | 1971-01-26 | Amsted Ind Inc | Wheel cooling |
-
1972
- 1972-02-23 US US00228690A patent/US3753789A/en not_active Expired - Lifetime
- 1972-08-16 SE SE7210649A patent/SE395284B/en unknown
- 1972-08-17 GB GB3844972A patent/GB1355774A/en not_active Expired
- 1972-08-18 AU AU45762/72A patent/AU448168B2/en not_active Expired
- 1972-08-21 ZA ZA725722A patent/ZA725722B/en unknown
- 1972-08-24 CA CA150,131A patent/CA966397A/en not_active Expired
- 1972-09-02 IT IT52513/72A patent/IT965187B/en active
- 1972-09-15 DE DE2245424A patent/DE2245424C3/en not_active Expired
- 1972-09-30 ES ES407190A patent/ES407190A1/en not_active Expired
- 1972-10-09 FR FR7235677A patent/FR2172951B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES407190A1 (en) | 1975-10-16 |
AU4576272A (en) | 1974-03-07 |
GB1355774A (en) | 1974-06-05 |
DE2245424C3 (en) | 1975-11-27 |
FR2172951A1 (en) | 1973-10-05 |
US3753789A (en) | 1973-08-21 |
SE395284B (en) | 1977-08-08 |
ZA725722B (en) | 1973-05-30 |
AU448168B2 (en) | 1974-05-09 |
DE2245424A1 (en) | 1973-09-13 |
FR2172951B1 (en) | 1974-08-19 |
DE2245424B2 (en) | 1975-04-10 |
CA966397A (en) | 1975-04-22 |
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