DE254470C - - Google Patents
Info
- Publication number
- DE254470C DE254470C DENDAT254470D DE254470DA DE254470C DE 254470 C DE254470 C DE 254470C DE NDAT254470 D DENDAT254470 D DE NDAT254470D DE 254470D A DE254470D A DE 254470DA DE 254470 C DE254470 C DE 254470C
- Authority
- DE
- Germany
- Prior art keywords
- lifting
- tube
- mandrel
- work roll
- upper work
- 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 4
- 238000009785 tube rolling Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000284 resting Effects 0.000 claims description 2
- 239000002965 rope Substances 0.000 description 10
- 210000000056 organs Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000875 corresponding 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)
- Metal Extraction Processes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE254470C true DE254470C (zh) |
Family
ID=512656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT254470D Active DE254470C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE254470C (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1016672B (de) * | 1954-03-16 | 1957-10-03 | Svenska Metallverken Ab | Anordnung zum Einfuehren von Rohr- oder Stangen-Rohlingen in Pilgerschrittwalzwerke |
-
0
- DE DENDAT254470D patent/DE254470C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1016672B (de) * | 1954-03-16 | 1957-10-03 | Svenska Metallverken Ab | Anordnung zum Einfuehren von Rohr- oder Stangen-Rohlingen in Pilgerschrittwalzwerke |
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