BE492610A - - Google Patents

Info

Publication number
BE492610A
BE492610A BE492610DA BE492610A BE 492610 A BE492610 A BE 492610A BE 492610D A BE492610D A BE 492610DA BE 492610 A BE492610 A BE 492610A
Authority
BE
Belgium
Prior art keywords
pipe
section
mandrel
cross
gradually
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE492610A publication Critical patent/BE492610A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00Bending tubes using mandrels or the like
    • B21D9/12Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE 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
    • B21C37/00Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
BE492610D BE492610A (en, 2012)

Publications (1)

Publication Number Publication Date
BE492610A true BE492610A (en, 2012)

Family

ID=136809

Family Applications (1)

Application Number Title Priority Date Filing Date
BE492610D BE492610A (en, 2012)

Country Status (1)

Country Link
BE (1) BE492610A (en, 2012)

Similar Documents

Publication Publication Date Title
EP0048701B1 (fr) Procédé de fabrication d'éléments de raccorderie pour tubes
JP4173118B2 (ja) 管および輪郭体製造方法
BE492610A (en, 2012)
WO2002024366A1 (fr) Procede permettant de former un rouleau lamine a froid a diametre decroissant pour un tuyau metallique et tuyau metallique obtenu au moyen de ce procede
JPH07214180A (ja) 非円形断面の曲がり管を製造する方法および装置
KR100519633B1 (ko) 복합 이중강관의 제조방법
CH374195A (fr) Procédé de traitement de tubes allongés
BE473616A (en, 2012)
BE389704A (en, 2012)
BE503864A (en, 2012)
CH287950A (fr) Procédé de fabrication d'un tube gonflable, et tube obtenu par ce procédé.
CH278661A (fr) Procédé pour la fabrication d'un tube coudé, appareil pour la mise en oeuvre de ce procédé et tube coudé obtenu par ce procédé.
BE492288A (en, 2012)
BE506155A (en, 2012)
JPH0556259B2 (en, 2012)
SU358042A1 (ru) Ручей пилигримового валка
CH284508A (fr) Procédé pour la fabrication d'un tube coudé, et tube obtenu par ce procédé.
JP3656177B2 (ja) 多重巻管の製造方法及びその装置
RU2331492C2 (ru) Способ изготовления спирально-профильных труб с полыми винтовыми гофрами
BE506410A (en, 2012)
CH357693A (fr) Procédé de fabrication par forgeage d'un coude à tubulure
BE396158A (en, 2012)
BE416913A (en, 2012)
BE504508A (en, 2012)
BE500757A (en, 2012)