GB1522972A - Process for the quality of steel sections - Google Patents
Process for the quality of steel sectionsInfo
- Publication number
- GB1522972A GB1522972A GB4075975A GB4075975A GB1522972A GB 1522972 A GB1522972 A GB 1522972A GB 4075975 A GB4075975 A GB 4075975A GB 4075975 A GB4075975 A GB 4075975A GB 1522972 A GB1522972 A GB 1522972A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tempered
- zone
- section
- feb
- march
- 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
- 229910000831 Steel Inorganic materials 0.000 title abstract 3
- 239000010959 steel Substances 0.000 title abstract 3
- 229910001563 bainite Inorganic materials 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 229910000734 martensite Inorganic materials 0.000 abstract 2
- 101100188555 Arabidopsis thaliana OCT6 gene Proteins 0.000 abstract 1
- 239000012467 final product Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 150000001247 metal acetylides Chemical class 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 229910001562 pearlite Inorganic materials 0.000 abstract 1
- 238000010791 quenching Methods 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE820750 | 1974-10-04 | ||
| BE825138 | 1975-02-03 | ||
| BE826200 | 1975-02-28 | ||
| BE826203 | 1975-02-28 | ||
| BE826202 | 1975-02-28 | ||
| BE826456 | 1975-03-07 | ||
| BE827175 | 1975-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1522972A true GB1522972A (en) | 1978-08-31 |
Family
ID=27560803
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4075975A Expired GB1522972A (en) | 1974-10-04 | 1975-10-06 | Process for the quality of steel sections |
| GB4872677A Expired GB1522973A (en) | 1974-10-04 | 1975-10-06 | Steel sections having microstructure |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4872677A Expired GB1522973A (en) | 1974-10-04 | 1975-10-06 | Steel sections having microstructure |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5163311A (enrdf_load_stackoverflow) |
| GB (2) | GB1522972A (enrdf_load_stackoverflow) |
| LU (1) | LU73512A1 (enrdf_load_stackoverflow) |
-
1975
- 1975-10-03 LU LU73512A patent/LU73512A1/xx unknown
- 1975-10-04 JP JP12020775A patent/JPS5163311A/ja active Granted
- 1975-10-06 GB GB4075975A patent/GB1522972A/en not_active Expired
- 1975-10-06 GB GB4872677A patent/GB1522973A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5163311A (en) | 1976-06-01 |
| LU73512A1 (enrdf_load_stackoverflow) | 1976-04-13 |
| GB1522973A (en) | 1978-08-31 |
| JPS6123247B2 (enrdf_load_stackoverflow) | 1986-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19951005 |