DE220519C - - Google Patents
Info
- Publication number
- DE220519C DE220519C DENDAT220519D DE220519DA DE220519C DE 220519 C DE220519 C DE 220519C DE NDAT220519 D DENDAT220519 D DE NDAT220519D DE 220519D A DE220519D A DE 220519DA DE 220519 C DE220519 C DE 220519C
- Authority
- DE
- Germany
- Prior art keywords
- tube
- slide
- rollers
- mandrel bar
- stripped
- 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 2
- 238000009785 tube rolling Methods 0.000 claims description 2
- 240000005511 Pisonia aculeata Species 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000036633 rest Effects 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
- B21B17/08—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 having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
- B21B17/12—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 having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills in a discontinuous process, e.g. plug-rolling mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE220519C true DE220519C (zh) |
Family
ID=481560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT220519D Active DE220519C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE220519C (zh) |
-
0
- DE DENDAT220519D patent/DE220519C/de active Active
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