JPS5425253A - Method of producing valve-attached angle - Google Patents

Method of producing valve-attached angle

Info

Publication number
JPS5425253A
JPS5425253A JP9040677A JP9040677A JPS5425253A JP S5425253 A JPS5425253 A JP S5425253A JP 9040677 A JP9040677 A JP 9040677A JP 9040677 A JP9040677 A JP 9040677A JP S5425253 A JPS5425253 A JP S5425253A
Authority
JP
Japan
Prior art keywords
attached angle
producing valve
valve
attached
unif
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
JP9040677A
Other languages
Japanese (ja)
Inventor
Toshiji Irie
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP9040677A priority Critical patent/JPS5425253A/en
Publication of JPS5425253A publication Critical patent/JPS5425253A/en
Pending 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
    • B21B1/09—L-sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rod-Shaped Construction Members (AREA)
  • Metal Rolling (AREA)

Abstract

PURPOSE:To accomplish production of a valve-attached angle excellent in quality economically with a direct reduction of a billet roughly rolled to a given crosssection by means of a vertical roll installed to a unif universal rough and finish rolling mill.
JP9040677A 1977-07-29 1977-07-29 Method of producing valve-attached angle Pending JPS5425253A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9040677A JPS5425253A (en) 1977-07-29 1977-07-29 Method of producing valve-attached angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9040677A JPS5425253A (en) 1977-07-29 1977-07-29 Method of producing valve-attached angle

Publications (1)

Publication Number Publication Date
JPS5425253A true JPS5425253A (en) 1979-02-26

Family

ID=13997692

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9040677A Pending JPS5425253A (en) 1977-07-29 1977-07-29 Method of producing valve-attached angle

Country Status (1)

Country Link
JP (1) JPS5425253A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109261714A (en) * 2018-09-05 2019-01-25 鞍钢股份有限公司 A kind of milling method of the symmetrical flat-bulb steel of large shipbuilding
CN113477713A (en) * 2021-07-30 2021-10-08 安阳豫德机械有限公司 Door hinge type steel finish rolling device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109261714A (en) * 2018-09-05 2019-01-25 鞍钢股份有限公司 A kind of milling method of the symmetrical flat-bulb steel of large shipbuilding
CN109261714B (en) * 2018-09-05 2020-04-24 鞍钢股份有限公司 Rolling method of symmetrical flat-bulb steel for large shipbuilding
CN113477713A (en) * 2021-07-30 2021-10-08 安阳豫德机械有限公司 Door hinge type steel finish rolling device
CN113477713B (en) * 2021-07-30 2023-03-03 安阳豫德机械有限公司 Door hinge type steel finish rolling device

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