IT1190973B - Cilindro "a spade" per gabbie calibratrici di tubi a fenditura - Google Patents

Cilindro "a spade" per gabbie calibratrici di tubi a fenditura

Info

Publication number
IT1190973B
IT1190973B IT23002/82A IT2300282A IT1190973B IT 1190973 B IT1190973 B IT 1190973B IT 23002/82 A IT23002/82 A IT 23002/82A IT 2300282 A IT2300282 A IT 2300282A IT 1190973 B IT1190973 B IT 1190973B
Authority
IT
Italy
Prior art keywords
sword
cages
cylinder
slot pipe
pipe calibrating
Prior art date
Application number
IT23002/82A
Other languages
English (en)
Other versions
IT8223002A0 (it
Inventor
Walter Hess
Otto Gotting
Hans Gunter Birk
Original Assignee
Mannesmann Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mannesmann Ag filed Critical Mannesmann Ag
Publication of IT8223002A0 publication Critical patent/IT8223002A0/it
Application granted granted Critical
Publication of IT1190973B publication Critical patent/IT1190973B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0822—Guiding or aligning the edges of the bent sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
IT23002/82A 1981-09-01 1982-08-26 Cilindro "a spade" per gabbie calibratrici di tubi a fenditura IT1190973B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3135086A DE3135086C1 (de) 1981-09-01 1981-09-01 Schwertwalze fuer Schlitzrohrkalibergerueste

Publications (2)

Publication Number Publication Date
IT8223002A0 IT8223002A0 (it) 1982-08-26
IT1190973B true IT1190973B (it) 1988-02-24

Family

ID=6140896

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23002/82A IT1190973B (it) 1981-09-01 1982-08-26 Cilindro "a spade" per gabbie calibratrici di tubi a fenditura

Country Status (6)

Country Link
JP (1) JPS5841613A (it)
AT (1) AT386773B (it)
DE (1) DE3135086C1 (it)
FR (1) FR2511899B1 (it)
GB (1) GB2107629B (it)
IT (1) IT1190973B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60133569U (ja) * 1984-02-16 1985-09-05 ソニー株式会社 撮像管
CN110711783A (zh) * 2018-07-14 2020-01-21 大连冶金工具厂有限公司 一种高频焊管轧机的封闭孔型组合轧辊

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB924825A (en) * 1961-03-22 1963-05-01 Abbey Etna Machine Co Fin rolls for tube mills
DE2608410A1 (de) * 1976-03-01 1977-09-08 Kurt Hirz Einrichtung zum runden von blechstreifen fuer die herstellung von laengsnahtgeschweissten rohren, insbesondere von solchen verhaeltnismaessig grossen durchmessers
GB1576382A (en) * 1977-04-25 1980-10-08 Hitachi Metals Ltd Split type forming roll
US4165628A (en) * 1978-03-07 1979-08-28 Hitachi Metals, Ltd. Fin pass roll
DE2906692C2 (de) * 1979-02-19 1985-02-21 Mannesmann AG, 4000 Düsseldorf Verfahren zur Herstellung von Schlitzrohren für eine Rohrschweißmaschine und Vorrichtung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
IT8223002A0 (it) 1982-08-26
ATA321782A (de) 1988-03-15
GB2107629B (en) 1985-07-10
AT386773B (de) 1988-10-10
DE3135086C1 (de) 1983-04-14
FR2511899B1 (fr) 1986-11-14
GB2107629A (en) 1983-05-05
FR2511899A1 (fr) 1983-03-04
JPS5841613A (ja) 1983-03-10

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