DE139667C - - Google Patents
Info
- Publication number
- DE139667C DE139667C DENDAT139667D DE139667DA DE139667C DE 139667 C DE139667 C DE 139667C DE NDAT139667 D DENDAT139667 D DE NDAT139667D DE 139667D A DE139667D A DE 139667DA DE 139667 C DE139667 C DE 139667C
- Authority
- DE
- Germany
- Prior art keywords
- rollers
- pairs
- mandrel
- rolling
- round
- 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.)
- Active
Links
- 238000005096 rolling process Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
- B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE139667C true DE139667C (enrdf_load_stackoverflow) |
Family
ID=407397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT139667D Active DE139667C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE139667C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT139667D patent/DE139667C/de active Active
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