JPH084164Y2 - 継目無鋼管熱間押出用マンドレル - Google Patents

継目無鋼管熱間押出用マンドレル

Info

Publication number
JPH084164Y2
JPH084164Y2 JP1990064193U JP6419390U JPH084164Y2 JP H084164 Y2 JPH084164 Y2 JP H084164Y2 JP 1990064193 U JP1990064193 U JP 1990064193U JP 6419390 U JP6419390 U JP 6419390U JP H084164 Y2 JPH084164 Y2 JP H084164Y2
Authority
JP
Japan
Prior art keywords
mandrel
extrusion
groove
steel pipe
hot extrusion
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
JP1990064193U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0422113U (enrdf_load_stackoverflow
Inventor
岳雄 野口
一紀 中村
征紘 大谷
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 JP1990064193U priority Critical patent/JPH084164Y2/ja
Publication of JPH0422113U publication Critical patent/JPH0422113U/ja
Application granted granted Critical
Publication of JPH084164Y2 publication Critical patent/JPH084164Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Extrusion Of Metal (AREA)
JP1990064193U 1990-06-18 1990-06-18 継目無鋼管熱間押出用マンドレル Expired - Lifetime JPH084164Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990064193U JPH084164Y2 (ja) 1990-06-18 1990-06-18 継目無鋼管熱間押出用マンドレル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990064193U JPH084164Y2 (ja) 1990-06-18 1990-06-18 継目無鋼管熱間押出用マンドレル

Publications (2)

Publication Number Publication Date
JPH0422113U JPH0422113U (enrdf_load_stackoverflow) 1992-02-24
JPH084164Y2 true JPH084164Y2 (ja) 1996-02-07

Family

ID=31594913

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990064193U Expired - Lifetime JPH084164Y2 (ja) 1990-06-18 1990-06-18 継目無鋼管熱間押出用マンドレル

Country Status (1)

Country Link
JP (1) JPH084164Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60176811U (ja) * 1984-04-28 1985-11-22 日本軽金属株式会社 押出成形機のマンドレル装置

Also Published As

Publication number Publication date
JPH0422113U (enrdf_load_stackoverflow) 1992-02-24

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term