JPS5358953A - Mandrel exchange method in seamless steel pipe rolling device - Google Patents

Mandrel exchange method in seamless steel pipe rolling device

Info

Publication number
JPS5358953A
JPS5358953A JP13410376A JP13410376A JPS5358953A JP S5358953 A JPS5358953 A JP S5358953A JP 13410376 A JP13410376 A JP 13410376A JP 13410376 A JP13410376 A JP 13410376A JP S5358953 A JPS5358953 A JP S5358953A
Authority
JP
Japan
Prior art keywords
steel pipe
rolling device
seamless steel
exchange method
pipe rolling
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
JP13410376A
Other languages
Japanese (ja)
Inventor
Tadashi Hasegawa
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 JP13410376A priority Critical patent/JPS5358953A/en
Publication of JPS5358953A publication Critical patent/JPS5358953A/en
Pending legal-status Critical Current

Links

JP13410376A 1976-11-10 1976-11-10 Mandrel exchange method in seamless steel pipe rolling device Pending JPS5358953A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13410376A JPS5358953A (en) 1976-11-10 1976-11-10 Mandrel exchange method in seamless steel pipe rolling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13410376A JPS5358953A (en) 1976-11-10 1976-11-10 Mandrel exchange method in seamless steel pipe rolling device

Publications (1)

Publication Number Publication Date
JPS5358953A true JPS5358953A (en) 1978-05-27

Family

ID=15120511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13410376A Pending JPS5358953A (en) 1976-11-10 1976-11-10 Mandrel exchange method in seamless steel pipe rolling device

Country Status (1)

Country Link
JP (1) JPS5358953A (en)

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