JPS649888B2 - - Google Patents

Info

Publication number
JPS649888B2
JPS649888B2 JP15304383A JP15304383A JPS649888B2 JP S649888 B2 JPS649888 B2 JP S649888B2 JP 15304383 A JP15304383 A JP 15304383A JP 15304383 A JP15304383 A JP 15304383A JP S649888 B2 JPS649888 B2 JP S649888B2
Authority
JP
Japan
Prior art keywords
pressure roll
roll
pipe
shaft
spiral steel
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
JP15304383A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6046811A (ja
Inventor
Kozo Shimazaki
Hiroyoshi Mashima
Takeshi Kitazato
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 JP15304383A priority Critical patent/JPS6046811A/ja
Publication of JPS6046811A publication Critical patent/JPS6046811A/ja
Publication of JPS649888B2 publication Critical patent/JPS649888B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/128—Control or regulating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/122—Making tubes or metal hoses with helically arranged seams with welded or soldered seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
JP15304383A 1983-08-24 1983-08-24 スパイラル鋼管製造における管径調整方法 Granted JPS6046811A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15304383A JPS6046811A (ja) 1983-08-24 1983-08-24 スパイラル鋼管製造における管径調整方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15304383A JPS6046811A (ja) 1983-08-24 1983-08-24 スパイラル鋼管製造における管径調整方法

Publications (2)

Publication Number Publication Date
JPS6046811A JPS6046811A (ja) 1985-03-13
JPS649888B2 true JPS649888B2 (enrdf_load_stackoverflow) 1989-02-20

Family

ID=15553718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15304383A Granted JPS6046811A (ja) 1983-08-24 1983-08-24 スパイラル鋼管製造における管径調整方法

Country Status (1)

Country Link
JP (1) JPS6046811A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3524940C2 (de) * 1985-07-12 1995-06-01 Blohm Voss Ag Vorrichtung zum Herstellen kurzer, dickwandiger Rohrschüsse
JPS63102864A (ja) * 1986-10-17 1988-05-07 Ngk Insulators Ltd 一軸偏心ロ−タの研削加工法
DE102009051695B3 (de) * 2009-10-28 2011-05-05 Salzgitter Mannesmann Grossrohr Gmbh Verfahren und Einrichtung zur Herstellung geschweißter Schraubennahtrohre mit optimierter Rohrgeometrie

Also Published As

Publication number Publication date
JPS6046811A (ja) 1985-03-13

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