JPH044372B2 - - Google Patents
Info
- Publication number
- JPH044372B2 JPH044372B2 JP12988587A JP12988587A JPH044372B2 JP H044372 B2 JPH044372 B2 JP H044372B2 JP 12988587 A JP12988587 A JP 12988587A JP 12988587 A JP12988587 A JP 12988587A JP H044372 B2 JPH044372 B2 JP H044372B2
- Authority
- JP
- Japan
- Prior art keywords
- cooling
- rail
- temperature
- heat treatment
- hot water
- 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
- 238000001816 cooling Methods 0.000 claims description 101
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 63
- 238000010438 heat treatment Methods 0.000 claims description 35
- 239000007921 spray Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 17
- 230000009466 transformation Effects 0.000 claims description 16
- 229910001562 pearlite Inorganic materials 0.000 claims description 8
- 238000009835 boiling Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
Landscapes
- Heat Treatment Of Articles (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12988587A JPS63297521A (ja) | 1987-05-28 | 1987-05-28 | レ−ルの熱処理方法 |
US07/196,317 US4886558A (en) | 1987-05-28 | 1988-05-20 | Method for heat-treating steel rail head |
CA000567884A CA1303468C (en) | 1987-05-28 | 1988-05-27 | Method for heat-treating steel rail head |
EP88108529A EP0293002B1 (en) | 1987-05-28 | 1988-05-27 | Method for heat-treating steel rail head |
DE8888108529T DE3861261D1 (de) | 1987-05-28 | 1988-05-27 | Verfahren zur waermebehandlung von stahlschienenkoepfen. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12988587A JPS63297521A (ja) | 1987-05-28 | 1987-05-28 | レ−ルの熱処理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63297521A JPS63297521A (ja) | 1988-12-05 |
JPH044372B2 true JPH044372B2 (enrdf_load_stackoverflow) | 1992-01-28 |
Family
ID=15020746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12988587A Granted JPS63297521A (ja) | 1987-05-28 | 1987-05-28 | レ−ルの熱処理方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63297521A (enrdf_load_stackoverflow) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019081917A (ja) * | 2017-10-27 | 2019-05-30 | 東鉄工業株式会社 | 高温レールの冷却方法及びミスト冷却装置 |
CN114250349A (zh) * | 2021-12-09 | 2022-03-29 | 邯郸钢铁集团有限责任公司 | 一种提高热处理钢轨踏面硬度的方法 |
-
1987
- 1987-05-28 JP JP12988587A patent/JPS63297521A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS63297521A (ja) | 1988-12-05 |