BE409787A - - Google Patents
Info
- Publication number
- BE409787A BE409787A BE409787DA BE409787A BE 409787 A BE409787 A BE 409787A BE 409787D A BE409787D A BE 409787DA BE 409787 A BE409787 A BE 409787A
- Authority
- BE
- Belgium
- Prior art keywords
- section
- different
- places
- hard
- cold rolling
- Prior art date
Links
- 235000019589 hardness Nutrition 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000005097 cold rolling Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/088—H- or I-sections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE790813X | 1934-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE409787A true BE409787A (cs) |
Family
ID=6702283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE409787D BE409787A (cs) | 1934-10-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE409787A (cs) |
| FR (1) | FR790813A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119216892A (zh) * | 2024-10-25 | 2024-12-31 | 南京钢铁股份有限公司 | 一种钢板表面不同硬度区域的制作方法 |
-
0
- BE BE409787D patent/BE409787A/fr unknown
-
1935
- 1935-06-01 FR FR790813D patent/FR790813A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR790813A (fr) | 1935-11-28 |
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