CA1069417A - Process for the continuous hardening of tubes - Google Patents
Process for the continuous hardening of tubesInfo
- Publication number
- CA1069417A CA1069417A CA230,800A CA230800A CA1069417A CA 1069417 A CA1069417 A CA 1069417A CA 230800 A CA230800 A CA 230800A CA 1069417 A CA1069417 A CA 1069417A
- Authority
- CA
- Canada
- Prior art keywords
- internal
- tubes
- tube
- external
- heating
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 239000002826 coolant Substances 0.000 claims abstract description 7
- 230000005855 radiation Effects 0.000 claims abstract description 7
- 230000001939 inductive effect Effects 0.000 claims abstract description 5
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims 1
- 230000002226 simultaneous effect Effects 0.000 claims 1
- 230000002844 continuous effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
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 Treatment Of Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742432923 DE2432923C2 (de) | 1974-07-05 | 1974-07-05 | Verfahren und Vorrichtung zum kontinuierlichen Härten, insbesondere dickwandiger Stahlrohre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1069417A true CA1069417A (en) | 1980-01-08 |
Family
ID=5920082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA230,800A Expired CA1069417A (en) | 1974-07-05 | 1975-07-04 | Process for the continuous hardening of tubes |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4046603A (online.php) |
| JP (1) | JPS5111009A (online.php) |
| CA (1) | CA1069417A (online.php) |
| DE (1) | DE2432923C2 (online.php) |
| FR (1) | FR2277153A1 (online.php) |
| GB (1) | GB1504953A (online.php) |
| IT (1) | IT1038194B (online.php) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2601187C3 (de) * | 1976-01-14 | 1985-08-01 | Aeg-Elotherm Gmbh, 5630 Remscheid | Einrichtung zur Abschreckhärtung von Stahlröhren |
| DE2620377A1 (de) * | 1976-05-08 | 1977-11-17 | Aeg Elotherm Gmbh | Verfahren zur waermebehandlung von dickwandigen stahlroehren |
| US4504042A (en) * | 1982-02-16 | 1985-03-12 | Kruppert Enterprises, Inc. | Apparatus for heat treating steel |
| US4490187A (en) * | 1982-02-16 | 1984-12-25 | Kruppert Enterprises, Inc. | Method for heat treating steel |
| GB9106975D0 (en) * | 1991-04-03 | 1991-05-22 | British Steel Plc | Method of and apparatus for applying quench liquid to pipes |
| RU2145705C1 (ru) * | 1998-06-11 | 2000-02-20 | Самарский институт инженеров железнодорожного транспорта | Стенд для испытания турбокомпрессора двигателя внутреннего сгорания |
| WO2006056010A1 (en) * | 2004-11-23 | 2006-06-01 | Todd Andrew Haines | Induction-hardened drill string components |
| CN113388724B (zh) * | 2021-07-05 | 2024-12-31 | 福州诺贝尔福基机电有限公司 | 一种自动化高压油管内壁强化装置及方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2556236A (en) * | 1946-08-31 | 1951-06-12 | Ohio Crankshaft Co | Heat-treating method and product |
| US3294599A (en) * | 1963-07-30 | 1966-12-27 | Smith Corp A O | Method and apparatus for heat treating low carbon steel |
-
1974
- 1974-07-05 DE DE19742432923 patent/DE2432923C2/de not_active Expired
-
1975
- 1975-05-16 IT IT23418/75A patent/IT1038194B/it active
- 1975-05-20 GB GB21621/75A patent/GB1504953A/en not_active Expired
- 1975-06-06 FR FR7517711A patent/FR2277153A1/fr active Granted
- 1975-06-13 JP JP50071839A patent/JPS5111009A/ja active Granted
- 1975-07-02 US US05/592,784 patent/US4046603A/en not_active Expired - Lifetime
- 1975-07-04 CA CA230,800A patent/CA1069417A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4046603A (en) | 1977-09-06 |
| FR2277153A1 (fr) | 1976-01-30 |
| DE2432923C2 (de) | 1976-08-05 |
| IT1038194B (it) | 1979-11-20 |
| DE2432923B1 (de) | 1976-01-08 |
| FR2277153B1 (online.php) | 1978-11-03 |
| JPS5111009A (en) | 1976-01-28 |
| GB1504953A (en) | 1978-03-22 |
| JPS5333287B2 (online.php) | 1978-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |