BE520184A - - Google Patents
Info
- Publication number
- BE520184A BE520184A BE520184DA BE520184A BE 520184 A BE520184 A BE 520184A BE 520184D A BE520184D A BE 520184DA BE 520184 A BE520184 A BE 520184A
- Authority
- BE
- Belgium
- Prior art keywords
- hare
- rails
- welding
- pair
- crossing
- Prior art date
Links
- 238000003466 welding Methods 0.000 claims description 33
- 125000006850 spacer group Chemical group 0.000 claims description 28
- 239000011324 bead Substances 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 3
- 210000004013 groin Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012795 verification 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
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/12—Fixed frogs made of one part or composite
-
- 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
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Bridges Or Land Bridges (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520184A true BE520184A (enrdf_load_stackoverflow) |
Family
ID=156157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520184D BE520184A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE520184A (enrdf_load_stackoverflow) |
-
0
- BE BE520184D patent/BE520184A/fr unknown
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