JPH0211326B2 - - Google Patents

Info

Publication number
JPH0211326B2
JPH0211326B2 JP19421182A JP19421182A JPH0211326B2 JP H0211326 B2 JPH0211326 B2 JP H0211326B2 JP 19421182 A JP19421182 A JP 19421182A JP 19421182 A JP19421182 A JP 19421182A JP H0211326 B2 JPH0211326 B2 JP H0211326B2
Authority
JP
Japan
Prior art keywords
diameter
metal
metal tube
roll
die
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
JP19421182A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5985316A (ja
Inventor
Yukio Komura
Kyoshi Takeuchi
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric Co 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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP19421182A priority Critical patent/JPS5985316A/ja
Publication of JPS5985316A publication Critical patent/JPS5985316A/ja
Publication of JPH0211326B2 publication Critical patent/JPH0211326B2/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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0822—Guiding or aligning the edges of the bent sheet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
JP19421182A 1982-11-05 1982-11-05 金属管縮径方法 Granted JPS5985316A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19421182A JPS5985316A (ja) 1982-11-05 1982-11-05 金属管縮径方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19421182A JPS5985316A (ja) 1982-11-05 1982-11-05 金属管縮径方法

Publications (2)

Publication Number Publication Date
JPS5985316A JPS5985316A (ja) 1984-05-17
JPH0211326B2 true JPH0211326B2 (cg-RX-API-DMAC7.html) 1990-03-13

Family

ID=16320794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19421182A Granted JPS5985316A (ja) 1982-11-05 1982-11-05 金属管縮径方法

Country Status (1)

Country Link
JP (1) JPS5985316A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6177689A (ja) * 1984-09-25 1986-04-21 松下電工株式会社 無機質硬化体の製造方法

Also Published As

Publication number Publication date
JPS5985316A (ja) 1984-05-17

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