JPH0445246B2 - - Google Patents

Info

Publication number
JPH0445246B2
JPH0445246B2 JP60106947A JP10694785A JPH0445246B2 JP H0445246 B2 JPH0445246 B2 JP H0445246B2 JP 60106947 A JP60106947 A JP 60106947A JP 10694785 A JP10694785 A JP 10694785A JP H0445246 B2 JPH0445246 B2 JP H0445246B2
Authority
JP
Japan
Prior art keywords
roll stand
roll
speed
raw pipe
exit side
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.)
Expired - Lifetime
Application number
JP60106947A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61266112A (ja
Inventor
Naoya Fushimi
Morio Saito
Masamutsu Numano
Shinji Akita
Masayuki Hatanaka
Shosei Kamata
Yutaka Mihara
Tomoyuki Hirakawa
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
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP60106947A priority Critical patent/JPS61266112A/ja
Publication of JPS61266112A publication Critical patent/JPS61266112A/ja
Publication of JPH0445246B2 publication Critical patent/JPH0445246B2/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
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/78—Control of tube rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
JP60106947A 1985-05-21 1985-05-21 マンドレルミルによる継目無管用素管の圧延方法 Granted JPS61266112A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60106947A JPS61266112A (ja) 1985-05-21 1985-05-21 マンドレルミルによる継目無管用素管の圧延方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60106947A JPS61266112A (ja) 1985-05-21 1985-05-21 マンドレルミルによる継目無管用素管の圧延方法

Publications (2)

Publication Number Publication Date
JPS61266112A JPS61266112A (ja) 1986-11-25
JPH0445246B2 true JPH0445246B2 (cs) 1992-07-24

Family

ID=14446565

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60106947A Granted JPS61266112A (ja) 1985-05-21 1985-05-21 マンドレルミルによる継目無管用素管の圧延方法

Country Status (1)

Country Link
JP (1) JPS61266112A (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5141860B2 (cs) * 1971-12-30 1976-11-12
JPS60240323A (ja) * 1984-05-14 1985-11-29 Kawasaki Steel Corp マンドレルミルの伸し長さ制御方法

Also Published As

Publication number Publication date
JPS61266112A (ja) 1986-11-25

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