PL2959983T3 - Method of manufacturing seamless hollow ingot of steel - Google Patents

Method of manufacturing seamless hollow ingot of steel

Info

Publication number
PL2959983T3
PL2959983T3 PL15171790T PL15171790T PL2959983T3 PL 2959983 T3 PL2959983 T3 PL 2959983T3 PL 15171790 T PL15171790 T PL 15171790T PL 15171790 T PL15171790 T PL 15171790T PL 2959983 T3 PL2959983 T3 PL 2959983T3
Authority
PL
Poland
Prior art keywords
steel
hollow ingot
manufacturing seamless
seamless hollow
manufacturing
Prior art date
Application number
PL15171790T
Other languages
Polish (pl)
Inventor
Frank Lippert
Lutz Tietze
Jens Keuerleber
Original Assignee
Salzgitter Mannesmann Rohr Sachsen Gmbh
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 Salzgitter Mannesmann Rohr Sachsen Gmbh filed Critical Salzgitter Mannesmann Rohr Sachsen Gmbh
Publication of PL2959983T3 publication Critical patent/PL2959983T3/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2261/00—Product parameters
    • B21B2261/02—Transverse dimensions
    • B21B2261/08—Diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/024—Rolls for bars, rods, rounds, tubes, wire or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Steel (AREA)
PL15171790T 2014-06-24 2015-06-12 Method of manufacturing seamless hollow ingot of steel PL2959983T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014009382.4A DE102014009382B4 (en) 2014-06-24 2014-06-24 Method for producing a seamless hollow block made of steel

Publications (1)

Publication Number Publication Date
PL2959983T3 true PL2959983T3 (en) 2017-09-29

Family

ID=53442535

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15171790T PL2959983T3 (en) 2014-06-24 2015-06-12 Method of manufacturing seamless hollow ingot of steel

Country Status (4)

Country Link
EP (1) EP2959983B1 (en)
DE (1) DE102014009382B4 (en)
ES (1) ES2621570T3 (en)
PL (1) PL2959983T3 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550415A (en) * 1969-01-13 1970-12-29 United States Steel Corp Feed and toe angle indicator for billet-piercing mill
JPS613606A (en) * 1984-06-15 1986-01-09 Sumitomo Metal Ind Ltd Method for controlling piercing and rolling in cross helical roll piercer
IT1298331B1 (en) * 1998-03-04 1999-12-20 Mannesmann Ag PROCEDURE FOR THE PRODUCTION OF PIPES WITHOUT WELDING
BR0317277B1 (en) * 2002-12-12 2012-06-26 Productive process for seamless metal pipe.
DE102005028667A1 (en) 2005-06-16 2006-12-21 V&M Deutschland Gmbh Apparatus for producing a seamless hollow body made of steel
JP5003151B2 (en) * 2006-12-28 2012-08-15 住友金属工業株式会社 Manufacturing method of seamless steel pipe made of high Cr-high Ni base alloy steel

Also Published As

Publication number Publication date
ES2621570T3 (en) 2017-07-04
EP2959983A1 (en) 2015-12-30
EP2959983B1 (en) 2017-01-11
DE102014009382A1 (en) 2016-01-07
DE102014009382B4 (en) 2017-10-19

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