ZA725722B - Making cast steel railway wheels - Google Patents
Making cast steel railway wheelsInfo
- Publication number
- ZA725722B ZA725722B ZA725722A ZA725722A ZA725722B ZA 725722 B ZA725722 B ZA 725722B ZA 725722 A ZA725722 A ZA 725722A ZA 725722 A ZA725722 A ZA 725722A ZA 725722 B ZA725722 B ZA 725722B
- Authority
- ZA
- South Africa
- Prior art keywords
- cast steel
- railway wheels
- making cast
- steel railway
- making
- 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 |
---|---|
ZA725722B true ZA725722B (en) | 1973-05-30 |
Family
ID=22858202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA725722A ZA725722B (en) | 1972-02-23 | 1972-08-21 | Making cast steel railway wheels |
Country Status (10)
Country | Link |
---|---|
US (1) | US3753789A (sv) |
AU (1) | AU448168B2 (sv) |
CA (1) | CA966397A (sv) |
DE (1) | DE2245424C3 (sv) |
ES (1) | ES407190A1 (sv) |
FR (1) | FR2172951B1 (sv) |
GB (1) | GB1355774A (sv) |
IT (1) | IT965187B (sv) |
SE (1) | SE395284B (sv) |
ZA (1) | ZA725722B (sv) |
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 (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 |
FR2746707B1 (fr) * | 1996-03-29 | 1998-04-24 | Valdunes | Roue de chemin de fer |
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/sv 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/xx unknown
- 1972-08-24 CA CA150,131A patent/CA966397A/en not_active Expired
- 1972-09-02 IT IT52513/72A patent/IT965187B/it active
- 1972-09-15 DE DE2245424A patent/DE2245424C3/de not_active Expired
- 1972-09-30 ES ES407190A patent/ES407190A1/es not_active Expired
- 1972-10-09 FR FR7235677A patent/FR2172951B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2172951B1 (sv) | 1974-08-19 |
DE2245424A1 (de) | 1973-09-13 |
AU4576272A (en) | 1974-03-07 |
ES407190A1 (es) | 1975-10-16 |
US3753789A (en) | 1973-08-21 |
DE2245424B2 (de) | 1975-04-10 |
FR2172951A1 (sv) | 1973-10-05 |
IT965187B (it) | 1974-01-31 |
AU448168B2 (en) | 1974-05-09 |
CA966397A (en) | 1975-04-22 |
DE2245424C3 (de) | 1975-11-27 |
SE395284B (sv) | 1977-08-08 |
GB1355774A (en) | 1974-06-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA737432B (en) | Improved bolster construction | |
ZA734479B (en) | Improved bogie | |
ZM4473A1 (en) | Continuous casting | |
ZA732506B (en) | Railway car coupler | |
ZA733468B (en) | Railway vehicle suspension | |
CA976520A (en) | Cast steel railway crossing | |
CS189588B2 (en) | Revolving undercarriage for the railway vehicles | |
ZA725722B (en) | Making cast steel railway wheels | |
ZA723343B (en) | Railway locomotive suspension | |
CA970742A (en) | Railroad car retarders | |
ZA737568B (en) | Railway car center plate assembly | |
ZA738347B (en) | Guiding railway vehicle bogies | |
GB1409982A (en) | Casting | |
AU5300073A (en) | Signalling wheel condition | |
ZA731516B (en) | Improved railway signalling system | |
CA869506A (en) | Making cast steel railway wheels | |
AU426599B2 (en) | Making cast steel railway wheels | |
AU4405268A (en) | Making cast steel railway wheels | |
AU6165173A (en) | Railway track signal | |
ZA731638B (en) | Continuous casting | |
IL42672A0 (en) | Concrete-reinforcement steel | |
ZA728427B (en) | Foundry chills | |
CA992722A (en) | Foundry flask | |
GB1367400A (en) | Lining metal casting moulds | |
ZA714533B (en) | Continuous casting plant for steel |