JPS6129810B2 - - Google Patents

Info

Publication number
JPS6129810B2
JPS6129810B2 JP19421281A JP19421281A JPS6129810B2 JP S6129810 B2 JPS6129810 B2 JP S6129810B2 JP 19421281 A JP19421281 A JP 19421281A JP 19421281 A JP19421281 A JP 19421281A JP S6129810 B2 JPS6129810 B2 JP S6129810B2
Authority
JP
Japan
Prior art keywords
forming
pipe
roll
rolls
shaped
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
JP19421281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58116925A (ja
Inventor
Tsuneo Hidaka
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP19421281A priority Critical patent/JPS58116925A/ja
Publication of JPS58116925A publication Critical patent/JPS58116925A/ja
Publication of JPS6129810B2 publication Critical patent/JPS6129810B2/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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/155—Making tubes with non-circular section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
JP19421281A 1981-12-02 1981-12-02 異形パイプの成形方法 Granted JPS58116925A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19421281A JPS58116925A (ja) 1981-12-02 1981-12-02 異形パイプの成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19421281A JPS58116925A (ja) 1981-12-02 1981-12-02 異形パイプの成形方法

Publications (2)

Publication Number Publication Date
JPS58116925A JPS58116925A (ja) 1983-07-12
JPS6129810B2 true JPS6129810B2 (enrdf_load_stackoverflow) 1986-07-09

Family

ID=16320809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19421281A Granted JPS58116925A (ja) 1981-12-02 1981-12-02 異形パイプの成形方法

Country Status (1)

Country Link
JP (1) JPS58116925A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11226659A (ja) * 1998-02-18 1999-08-24 Makoto Murata 塑性加工方法及び装置

Also Published As

Publication number Publication date
JPS58116925A (ja) 1983-07-12

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