JPS55149708A - Manufacture of seamless metallic pipe - Google Patents

Manufacture of seamless metallic pipe

Info

Publication number
JPS55149708A
JPS55149708A JP5849979A JP5849979A JPS55149708A JP S55149708 A JPS55149708 A JP S55149708A JP 5849979 A JP5849979 A JP 5849979A JP 5849979 A JP5849979 A JP 5849979A JP S55149708 A JPS55149708 A JP S55149708A
Authority
JP
Japan
Prior art keywords
mandrel
pipe blank
piercer
elongator
metallic
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.)
Granted
Application number
JP5849979A
Other languages
English (en)
Other versions
JPS5937687B2 (ja
Inventor
Seishiro Yoshihara
Hirokichi Higashiyama
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 JP5849979A priority Critical patent/JPS5937687B2/ja
Publication of JPS55149708A publication Critical patent/JPS55149708A/ja
Publication of JPS5937687B2 publication Critical patent/JPS5937687B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Metal Extraction Processes (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
JP5849979A 1979-05-12 1979-05-12 継目無金属管の製造法 Expired JPS5937687B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5849979A JPS5937687B2 (ja) 1979-05-12 1979-05-12 継目無金属管の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5849979A JPS5937687B2 (ja) 1979-05-12 1979-05-12 継目無金属管の製造法

Publications (2)

Publication Number Publication Date
JPS55149708A true JPS55149708A (en) 1980-11-21
JPS5937687B2 JPS5937687B2 (ja) 1984-09-11

Family

ID=13086105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5849979A Expired JPS5937687B2 (ja) 1979-05-12 1979-05-12 継目無金属管の製造法

Country Status (1)

Country Link
JP (1) JPS5937687B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5855107A (ja) * 1981-09-14 1983-04-01 コツクス・テヒニツク・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング・ウント・コンパニ− 継目無鋼管を造る方法
JPS6092007A (ja) * 1983-10-24 1985-05-23 Nippon Steel Corp 継目無管圧延法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5855107A (ja) * 1981-09-14 1983-04-01 コツクス・テヒニツク・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング・ウント・コンパニ− 継目無鋼管を造る方法
US4571970A (en) * 1981-09-14 1986-02-25 Kocks Technik Gmbh & Co. Rolling mill plant for the manufacture of seamless tubes
JPH0536121B2 (ja) * 1981-09-14 1993-05-28 Kotsukusu Tehiniku Gmbh Unto Co
JPS6092007A (ja) * 1983-10-24 1985-05-23 Nippon Steel Corp 継目無管圧延法

Also Published As

Publication number Publication date
JPS5937687B2 (ja) 1984-09-11

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