BE421149A - - Google Patents
Info
- Publication number
- BE421149A BE421149A BE421149DA BE421149A BE 421149 A BE421149 A BE 421149A BE 421149D A BE421149D A BE 421149DA BE 421149 A BE421149 A BE 421149A
- Authority
- BE
- Belgium
- Prior art keywords
- rail
- region
- quenching
- annealed
- temperature
- Prior art date
Links
- 238000010791 quenching Methods 0.000 claims description 16
- 238000000137 annealing Methods 0.000 claims description 13
- 230000000171 quenching effect Effects 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/18—Reconditioning or repairing worn or damaged parts on the spot, e.g. applying inlays, building-up rails by welding; Heating or cooling of parts on the spot, e.g. for reducing joint gaps, for hardening rails
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Heat Treatment Of Articles (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421149A true BE421149A (de) |
Family
ID=83070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421149D BE421149A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE421149A (de) |
-
0
- BE BE421149D patent/BE421149A/fr unknown
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