JPH0221324B2 - - Google Patents
Info
- Publication number
- JPH0221324B2 JPH0221324B2 JP57076517A JP7651782A JPH0221324B2 JP H0221324 B2 JPH0221324 B2 JP H0221324B2 JP 57076517 A JP57076517 A JP 57076517A JP 7651782 A JP7651782 A JP 7651782A JP H0221324 B2 JPH0221324 B2 JP H0221324B2
- Authority
- JP
- Japan
- Prior art keywords
- stand
- bulge width
- roll
- noj
- δnj
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 58
- 238000005096 rolling process Methods 0.000 claims description 43
- 230000001133 acceleration Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 13
- 238000011144 upstream manufacturing Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 12
- 238000009826 distribution Methods 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/78—Control of tube rolling
-
- 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)
- Control Of Metal Rolling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57076517A JPS58196110A (ja) | 1982-05-10 | 1982-05-10 | 鋼管の延伸圧延方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57076517A JPS58196110A (ja) | 1982-05-10 | 1982-05-10 | 鋼管の延伸圧延方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58196110A JPS58196110A (ja) | 1983-11-15 |
JPH0221324B2 true JPH0221324B2 (zh) | 1990-05-14 |
Family
ID=13607461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57076517A Granted JPS58196110A (ja) | 1982-05-10 | 1982-05-10 | 鋼管の延伸圧延方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58196110A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737810B1 (zh) * | 1990-10-25 | 1995-04-26 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9333548B2 (en) | 2013-08-12 | 2016-05-10 | Victaulic Company | Method and device for forming grooves in pipe elements |
US10245631B2 (en) | 2014-10-13 | 2019-04-02 | Victaulic Company | Roller set and pipe elements |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5130863A (en) * | 1974-09-11 | 1976-03-16 | Nippon Kokan Kk | Kokangaimen no purasuchitsukuhifukuhoho |
-
1982
- 1982-05-10 JP JP57076517A patent/JPS58196110A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5130863A (en) * | 1974-09-11 | 1976-03-16 | Nippon Kokan Kk | Kokangaimen no purasuchitsukuhifukuhoho |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737810B1 (zh) * | 1990-10-25 | 1995-04-26 |
Also Published As
Publication number | Publication date |
---|---|
JPS58196110A (ja) | 1983-11-15 |
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