JPS53129153A - Manufacturing process for steel pipe from square bar - Google Patents

Manufacturing process for steel pipe from square bar

Info

Publication number
JPS53129153A
JPS53129153A JP13900777A JP13900777A JPS53129153A JP S53129153 A JPS53129153 A JP S53129153A JP 13900777 A JP13900777 A JP 13900777A JP 13900777 A JP13900777 A JP 13900777A JP S53129153 A JPS53129153 A JP S53129153A
Authority
JP
Japan
Prior art keywords
manufacturing process
steel pipe
square bar
square
bar
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.)
Pending
Application number
JP13900777A
Other languages
Japanese (ja)
Inventor
Baruji Giurio
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.)
SMS Group SpA
Original Assignee
Innocenti Santeustacchio SpA
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 Innocenti Santeustacchio SpA filed Critical Innocenti Santeustacchio SpA
Publication of JPS53129153A publication Critical patent/JPS53129153A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
JP13900777A 1977-04-15 1977-11-21 Manufacturing process for steel pipe from square bar Pending JPS53129153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2250177A IT1114778B (en) 1977-04-15 1977-04-15 PLANT FOR THE PRODUCTION OF STEEL PIPES STARTING FROM SQUARE BARS

Publications (1)

Publication Number Publication Date
JPS53129153A true JPS53129153A (en) 1978-11-10

Family

ID=11197113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13900777A Pending JPS53129153A (en) 1977-04-15 1977-11-21 Manufacturing process for steel pipe from square bar

Country Status (4)

Country Link
JP (1) JPS53129153A (en)
DE (1) DE2749175A1 (en)
ES (1) ES459075A1 (en)
IT (1) IT1114778B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318294A (en) * 1978-12-29 1982-03-09 Nippon Steel Corporation Method of manufacturing seamless metal pipes and tubes
BE890981A (en) * 1981-11-04 1982-03-01 Meuse Tubes Usines PROCESS FOR THE MANUFACTURE OF SOLDERLESS TUBES, INSTALLATION FOR THE IMPLEMENTATION THEREOF AND SOLDERLESS TUBES OBTAINED BY THE PROCESS OR THE SAME

Also Published As

Publication number Publication date
ES459075A1 (en) 1978-04-16
IT1114778B (en) 1986-01-27
DE2749175A1 (en) 1978-10-19

Similar Documents

Publication Publication Date Title
HU178526B (en) Process for producing steel
JPS53137064A (en) Zircoalloy pipe manufacturing process
JPS5220345A (en) Process for welding steel pipes
JPS5439361A (en) Pipe bender
GB2006265B (en) Process for producing cube-on-edge oriented dilicon steel
GB2065711B (en) Steel making process
GB2001342B (en) Steel production
JPS5445667A (en) Process for drawing pipe using cor bar
JPS5358442A (en) Process for preparing tinnfree steel
JPS53129153A (en) Manufacturing process for steel pipe from square bar
JPS53140264A (en) Seamless metal pipe making process
JPS549151A (en) Process for flanging pipe
RO75438A (en) PROCESS FOR OBTAINING ELECTROMAGNETICS FROM STEEL STEEL
ZA807738B (en) Steel production process
JPS5428767A (en) Process for bending pipe
GB2008081B (en) Process for disoxidating gas or water
JPS5386773A (en) Method for forming pipe
JPS5230239A (en) Process for welding steel pipe
JPS5372766A (en) Steel pipe drawing process
JPS53127366A (en) Pipe connecting process
DE2966475D1 (en) Process for producing steel
JPS5415465A (en) Upset device for bar steel
JPS5453314A (en) Polyethyleneelined steel pipe
JPS5419410A (en) Metal production process
JPS53131265A (en) Steel pipe forming method