JPS5432159A - Manufacture of beam blank for large size h-beam from flat billet - Google Patents

Manufacture of beam blank for large size h-beam from flat billet

Info

Publication number
JPS5432159A
JPS5432159A JP9812977A JP9812977A JPS5432159A JP S5432159 A JPS5432159 A JP S5432159A JP 9812977 A JP9812977 A JP 9812977A JP 9812977 A JP9812977 A JP 9812977A JP S5432159 A JPS5432159 A JP S5432159A
Authority
JP
Japan
Prior art keywords
large size
manufacture
blank
flat billet
billet
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
JP9812977A
Other languages
Japanese (ja)
Other versions
JPS5750562B2 (en
Inventor
Koichi Ito
Osamu Koshida
Katsuichi Nakayama
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP9812977A priority Critical patent/JPS5432159A/en
Publication of JPS5432159A publication Critical patent/JPS5432159A/en
Publication of JPS5750562B2 publication Critical patent/JPS5750562B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B1/088—H- or I-sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)

Abstract

PURPOSE:To manufacture the beam blank fo the large size H-beam, by once preparing the preliminary rough billet from the large size flat billet according to the double breakdown will, and then, by rolling it in the roughing universal mill.
JP9812977A 1977-08-15 1977-08-15 Manufacture of beam blank for large size h-beam from flat billet Granted JPS5432159A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9812977A JPS5432159A (en) 1977-08-15 1977-08-15 Manufacture of beam blank for large size h-beam from flat billet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9812977A JPS5432159A (en) 1977-08-15 1977-08-15 Manufacture of beam blank for large size h-beam from flat billet

Publications (2)

Publication Number Publication Date
JPS5432159A true JPS5432159A (en) 1979-03-09
JPS5750562B2 JPS5750562B2 (en) 1982-10-28

Family

ID=14211646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9812977A Granted JPS5432159A (en) 1977-08-15 1977-08-15 Manufacture of beam blank for large size h-beam from flat billet

Country Status (1)

Country Link
JP (1) JPS5432159A (en)

Also Published As

Publication number Publication date
JPS5750562B2 (en) 1982-10-28

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