JPH0338007B2 - - Google Patents

Info

Publication number
JPH0338007B2
JPH0338007B2 JP20117582A JP20117582A JPH0338007B2 JP H0338007 B2 JPH0338007 B2 JP H0338007B2 JP 20117582 A JP20117582 A JP 20117582A JP 20117582 A JP20117582 A JP 20117582A JP H0338007 B2 JPH0338007 B2 JP H0338007B2
Authority
JP
Japan
Prior art keywords
bead
steel pipe
pipe
die groove
expander head
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
Application number
JP20117582A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5992128A (ja
Inventor
Shinji Asanuma
Kenjiro Tokokuni
Tetsuya Hidaka
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
Nippon Steel Corp
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 Steel Corp filed Critical Nippon Steel Corp
Priority to JP20117582A priority Critical patent/JPS5992128A/ja
Publication of JPS5992128A publication Critical patent/JPS5992128A/ja
Publication of JPH0338007B2 publication Critical patent/JPH0338007B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP20117582A 1982-11-18 1982-11-18 拡管機ヘツドの鋼管内面ビ−ドへの乗上げ防止方法 Granted JPS5992128A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20117582A JPS5992128A (ja) 1982-11-18 1982-11-18 拡管機ヘツドの鋼管内面ビ−ドへの乗上げ防止方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20117582A JPS5992128A (ja) 1982-11-18 1982-11-18 拡管機ヘツドの鋼管内面ビ−ドへの乗上げ防止方法

Publications (2)

Publication Number Publication Date
JPS5992128A JPS5992128A (ja) 1984-05-28
JPH0338007B2 true JPH0338007B2 (en:Method) 1991-06-07

Family

ID=16436598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20117582A Granted JPS5992128A (ja) 1982-11-18 1982-11-18 拡管機ヘツドの鋼管内面ビ−ドへの乗上げ防止方法

Country Status (1)

Country Link
JP (1) JPS5992128A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6482400B2 (ja) * 2015-06-18 2019-03-13 株式会社キーレックス 拡管装置

Also Published As

Publication number Publication date
JPS5992128A (ja) 1984-05-28

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