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JPS53131250A - Preparation of composite roll by welding - Google Patents

Preparation of composite roll by welding

Info

Publication number
JPS53131250A
JPS53131250A JP4569777A JP4569777A JPS53131250A JP S53131250 A JPS53131250 A JP S53131250A JP 4569777 A JP4569777 A JP 4569777A JP 4569777 A JP4569777 A JP 4569777A JP S53131250 A JPS53131250 A JP S53131250A
Authority
JP
Japan
Prior art keywords
welding
composite roll
preparation
electroslag
manufacture
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.)
Pending
Application number
JP4569777A
Other languages
Japanese (ja)
Inventor
Akira Sato
Satoshi Ogura
Hiroshi Wachi
Eiji Ashida
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4569777A priority Critical patent/JPS53131250A/en
Publication of JPS53131250A publication Critical patent/JPS53131250A/en
Pending legal-status Critical Current

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
    • B23K25/00—Slag welding, i.e. using a heated layer or mass of powder, slag, or the like in contact with the material to be joined
    • B23K25/005—Welding for purposes other than joining, e.g. built-up welding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

PURPOSE:To manufacture the composite roll without having the weld defect, by making the core material by electroslag fusion method and successively carrying out overlay welding of the surface part by electroslag welding method, after cooling to a fixed temperature slowly.
JP4569777A 1977-04-22 1977-04-22 Preparation of composite roll by welding Pending JPS53131250A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4569777A JPS53131250A (en) 1977-04-22 1977-04-22 Preparation of composite roll by welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4569777A JPS53131250A (en) 1977-04-22 1977-04-22 Preparation of composite roll by welding

Publications (1)

Publication Number Publication Date
JPS53131250A true JPS53131250A (en) 1978-11-15

Family

ID=12726565

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4569777A Pending JPS53131250A (en) 1977-04-22 1977-04-22 Preparation of composite roll by welding

Country Status (1)

Country Link
JP (1) JPS53131250A (en)

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