IT991034B - Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti - Google Patents

Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti

Info

Publication number
IT991034B
IT991034B IT26310/73A IT2631073A IT991034B IT 991034 B IT991034 B IT 991034B IT 26310/73 A IT26310/73 A IT 26310/73A IT 2631073 A IT2631073 A IT 2631073A IT 991034 B IT991034 B IT 991034B
Authority
IT
Italy
Prior art keywords
pipes
forming
treated surface
pipes obtained
treated
Prior art date
Application number
IT26310/73A
Other languages
English (en)
Original Assignee
Fischetti P
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 Fischetti P filed Critical Fischetti P
Priority to IT26310/73A priority Critical patent/IT991034B/it
Priority to DE2432336A priority patent/DE2432336A1/de
Priority to ES428281A priority patent/ES428281A1/es
Priority to FR7424248A priority patent/FR2241353A1/fr
Priority to NL7409115A priority patent/NL7409115A/xx
Priority to NO742459A priority patent/NO742459L/no
Application granted granted Critical
Publication of IT991034B publication Critical patent/IT991034B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/16—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/163—Welding of coated materials
    • 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
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/08—Seam welding not restricted to one of the preceding subgroups
    • B23K11/087—Seam welding not restricted to one of the preceding subgroups for rectilinear seams
    • B23K11/0873—Seam welding not restricted to one of the preceding subgroups for rectilinear seams of the longitudinal seam of tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)
  • Package Frames And Binding Bands (AREA)
IT26310/73A 1973-07-06 1973-07-06 Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti IT991034B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT26310/73A IT991034B (it) 1973-07-06 1973-07-06 Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti
DE2432336A DE2432336A1 (de) 1973-07-06 1974-07-05 Herstellungsverfahren von oberflaechenbehandelten rohren und dadurch erhaltene rohre
ES428281A ES428281A1 (es) 1973-07-06 1974-07-05 Metodo para la formacion de tubos doblando en linea cerradauna banda metalica.
FR7424248A FR2241353A1 (en) 1973-07-06 1974-07-05 Rolling tube from sandwiched metal sheet - metal insert strip is rolled into joint, followed by resistance welding
NL7409115A NL7409115A (nl) 1973-07-06 1974-07-05 Werkwijze voor het vormen van een buis en volgens deze werkwijze gevormde buis.
NO742459A NO742459L (it) 1973-07-06 1974-07-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26310/73A IT991034B (it) 1973-07-06 1973-07-06 Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti

Publications (1)

Publication Number Publication Date
IT991034B true IT991034B (it) 1975-07-30

Family

ID=11219196

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26310/73A IT991034B (it) 1973-07-06 1973-07-06 Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti

Country Status (6)

Country Link
DE (1) DE2432336A1 (it)
ES (1) ES428281A1 (it)
FR (1) FR2241353A1 (it)
IT (1) IT991034B (it)
NL (1) NL7409115A (it)
NO (1) NO742459L (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3630625A1 (de) * 1986-09-09 1988-03-17 Benteler Werke Ag Verfahren zur herstellung eines innen verzinkten rohrs
DE4001825A1 (de) * 1990-01-23 1991-07-25 Mannstaedt Werke Gmbh & Co Verfahren zum schweissen von plattiertem stahl
DE19915574A1 (de) * 1999-03-30 2000-10-12 Sms Demag Ag Verfahren zur Herstellung des innen- und/oder außen verzinnten Hohlprofiles sowie innenverzinntes Kupferrohr

Also Published As

Publication number Publication date
ES428281A1 (es) 1976-07-16
FR2241353A1 (en) 1975-03-21
NO742459L (it) 1975-02-03
FR2241353B3 (it) 1977-05-06
NL7409115A (nl) 1975-01-08
DE2432336A1 (de) 1975-01-30

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