JPS5717323A - Manufacture of inside double group pipe made of metal - Google Patents
Manufacture of inside double group pipe made of metalInfo
- Publication number
- JPS5717323A JPS5717323A JP7408680A JP7408680A JPS5717323A JP S5717323 A JPS5717323 A JP S5717323A JP 7408680 A JP7408680 A JP 7408680A JP 7408680 A JP7408680 A JP 7408680A JP S5717323 A JPS5717323 A JP S5717323A
- Authority
- JP
- Japan
- Prior art keywords
- channels
- plate
- successively
- press roll
- press
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7408680A JPS5717323A (en) | 1980-06-02 | 1980-06-02 | Manufacture of inside double group pipe made of metal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7408680A JPS5717323A (en) | 1980-06-02 | 1980-06-02 | Manufacture of inside double group pipe made of metal |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5717323A true JPS5717323A (en) | 1982-01-29 |
JPS642449B2 JPS642449B2 (ja) | 1989-01-17 |
Family
ID=13537003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7408680A Granted JPS5717323A (en) | 1980-06-02 | 1980-06-02 | Manufacture of inside double group pipe made of metal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5717323A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01245916A (ja) * | 1988-03-25 | 1989-10-02 | Sumitomo Metal Ind Ltd | 螺旋リブ付き管の製造方法 |
KR100487606B1 (ko) * | 2002-04-20 | 2005-05-03 | (주)경안파이프 | 치형이 일체로 형성된 파이프 및 그 파이프 제조방법 |
-
1980
- 1980-06-02 JP JP7408680A patent/JPS5717323A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01245916A (ja) * | 1988-03-25 | 1989-10-02 | Sumitomo Metal Ind Ltd | 螺旋リブ付き管の製造方法 |
KR100487606B1 (ko) * | 2002-04-20 | 2005-05-03 | (주)경안파이프 | 치형이 일체로 형성된 파이프 및 그 파이프 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
JPS642449B2 (ja) | 1989-01-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE88529T1 (de) | Durch kaltlaminierung gebildete strukturen sowie vorrichtung und verfahren zur herstellung derselben. | |
KR930012133A (ko) | 다수의 벽으로된 관의 제조방법 | |
JPS5717323A (en) | Manufacture of inside double group pipe made of metal | |
JPS55139102A (en) | Rolling method for strip | |
JPS5717322A (en) | Production of internally grooved pipe | |
US2167666A (en) | Structural member | |
JPS56136230A (en) | Roll forming method for manufacturing electric welded tube | |
DE2154452B2 (de) | Verfahren zum Herstellen von rohrförmigen Leitern für supraleitende Kabel | |
JPS5731485A (en) | X-shaped groove welding method for electro-unite tube manufacture | |
JPS571523A (en) | Bending method for metallic sheet | |
JPS5788916A (en) | Manufacture of steel material with stiffening rib | |
JPS5588942A (en) | Rolling method of shape section bar and plate | |
DE2616586A1 (de) | Anschluss- und verbindungsstuecke fuer kanalbleche und verfahren zu deren herstellung | |
ES8302253A1 (es) | Perfeccionamientos introducidos en la fabricacion de un tubo de aluminio. | |
JPS56141901A (en) | Multistage rolling mill having function of shape control | |
JPS5750212A (en) | Manufacture of square metallic blank pipe | |
JPS57156806A (en) | Rolling method | |
JPS5437058A (en) | Method of producting metal pipe with plurality of grooves and projections | |
JPS5433264A (en) | Production of deformed bar steels | |
JPS566730A (en) | Forming method of metal pipe | |
JPS57199524A (en) | Forming method for lightweight shape steel | |
JPS5719103A (en) | Control method of l-camber in rolling by roll of dissimilar diameter | |
JPS57115920A (en) | Edge-drop producing device | |
JPS5478557A (en) | Grooved pipe | |
FR2671780B1 (fr) | Procede de fabrication d'un tube par roulage d'une bande metallique contrecollee sur une bande de carton. |