FR2259655A1 - Mfr of zinc-coated welded tube - esp for bus chassis, given stress-relieving heat-treatment after welding - Google Patents

Mfr of zinc-coated welded tube - esp for bus chassis, given stress-relieving heat-treatment after welding

Info

Publication number
FR2259655A1
FR2259655A1 FR7503182A FR7503182A FR2259655A1 FR 2259655 A1 FR2259655 A1 FR 2259655A1 FR 7503182 A FR7503182 A FR 7503182A FR 7503182 A FR7503182 A FR 7503182A FR 2259655 A1 FR2259655 A1 FR 2259655A1
Authority
FR
France
Prior art keywords
mfr
zinc
esp
treatment
chassis
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
Application number
FR7503182A
Other languages
English (en)
French (fr)
Other versions
FR2259655B3 (cs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vodafone GmbH
Original Assignee
Mannesmannroehren Werke 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
Priority claimed from DE19742405427 external-priority patent/DE2405427C3/de
Application filed by Mannesmannroehren Werke AG filed Critical Mannesmannroehren Werke AG
Publication of FR2259655A1 publication Critical patent/FR2259655A1/fr
Application granted granted Critical
Publication of FR2259655B3 publication Critical patent/FR2259655B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Heat Treatment Of Articles (AREA)
  • Coating With Molten Metal (AREA)
FR7503182A 1974-02-01 1975-01-27 Mfr of zinc-coated welded tube - esp for bus chassis, given stress-relieving heat-treatment after welding Granted FR2259655A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742405427 DE2405427C3 (de) 1974-02-01 Verfahren zur Herstellung von hochfrequenzgeschweißten Rohren

Publications (2)

Publication Number Publication Date
FR2259655A1 true FR2259655A1 (en) 1975-08-29
FR2259655B3 FR2259655B3 (cs) 1977-10-21

Family

ID=5906662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7503182A Granted FR2259655A1 (en) 1974-02-01 1975-01-27 Mfr of zinc-coated welded tube - esp for bus chassis, given stress-relieving heat-treatment after welding

Country Status (2)

Country Link
FR (1) FR2259655A1 (cs)
SE (1) SE7501040L (cs)

Also Published As

Publication number Publication date
FR2259655B3 (cs) 1977-10-21
DE2405427A1 (de) 1975-08-21
SE7501040L (cs) 1975-08-04
DE2405427B2 (de) 1977-03-03

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Legal Events

Date Code Title Description
ST Notification of lapse