JPH0547296B2 - - Google Patents

Info

Publication number
JPH0547296B2
JPH0547296B2 JP17193283A JP17193283A JPH0547296B2 JP H0547296 B2 JPH0547296 B2 JP H0547296B2 JP 17193283 A JP17193283 A JP 17193283A JP 17193283 A JP17193283 A JP 17193283A JP H0547296 B2 JPH0547296 B2 JP H0547296B2
Authority
JP
Japan
Prior art keywords
plug
tube
branch pipe
pipe
diameter
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
JP17193283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6064725A (ja
Inventor
Masayasu Kojima
Takeshi Nakada
Tetsuo Fukutome
Kyoji Nakao
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
Benkan Kikoh Corp
Original Assignee
Sumitomo Metal Industries Ltd
Sumikin Kikoh 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 Sumitomo Metal Industries Ltd, Sumikin Kikoh Co Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP17193283A priority Critical patent/JPS6064725A/ja
Publication of JPS6064725A publication Critical patent/JPS6064725A/ja
Publication of JPH0547296B2 publication Critical patent/JPH0547296B2/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 OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/29—Making branched pieces, e.g. T-pieces
    • B21C37/292—Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
JP17193283A 1983-09-16 1983-09-16 分岐管の製造方法 Granted JPS6064725A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17193283A JPS6064725A (ja) 1983-09-16 1983-09-16 分岐管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17193283A JPS6064725A (ja) 1983-09-16 1983-09-16 分岐管の製造方法

Publications (2)

Publication Number Publication Date
JPS6064725A JPS6064725A (ja) 1985-04-13
JPH0547296B2 true JPH0547296B2 (zh) 1993-07-16

Family

ID=15932500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17193283A Granted JPS6064725A (ja) 1983-09-16 1983-09-16 分岐管の製造方法

Country Status (1)

Country Link
JP (1) JPS6064725A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5745785B2 (ja) * 2010-06-18 2015-07-08 坂本工業株式会社 筒型成形品の成形方法および装置

Also Published As

Publication number Publication date
JPS6064725A (ja) 1985-04-13

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