IT940356B - Procedimento ed apparecchio di ricottura per tubi metallici saldati - Google Patents

Procedimento ed apparecchio di ricottura per tubi metallici saldati

Info

Publication number
IT940356B
IT940356B IT9688/71A IT968871A IT940356B IT 940356 B IT940356 B IT 940356B IT 9688/71 A IT9688/71 A IT 9688/71A IT 968871 A IT968871 A IT 968871A IT 940356 B IT940356 B IT 940356B
Authority
IT
Italy
Prior art keywords
annealing
procedure
metal pipes
welded metal
welded
Prior art date
Application number
IT9688/71A
Other languages
English (en)
Original Assignee
Vallourec Lorraine Escaut
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 Vallourec Lorraine Escaut filed Critical Vallourec Lorraine Escaut
Application granted granted Critical
Publication of IT940356B publication Critical patent/IT940356B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
    • B21C37/0811—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off removing or treating the weld bead
    • 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
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/13—Sensing by using magnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
IT9688/71A 1970-09-17 1971-09-16 Procedimento ed apparecchio di ricottura per tubi metallici saldati IT940356B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU61704 1970-09-17

Publications (1)

Publication Number Publication Date
IT940356B true IT940356B (it) 1973-02-10

Family

ID=19726487

Family Applications (2)

Application Number Title Priority Date Filing Date
IT9688/71A IT940356B (it) 1970-09-17 1971-09-16 Procedimento ed apparecchio di ricottura per tubi metallici saldati
IT9690/71A IT940358B (it) 1970-09-17 1971-09-17 Dispositivo di controllo del cordo lo di saldatura di tubi metallici

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT9690/71A IT940358B (it) 1970-09-17 1971-09-17 Dispositivo di controllo del cordo lo di saldatura di tubi metallici

Country Status (17)

Country Link
US (1) US3767882A (it)
JP (1) JPS5216051B1 (it)
AT (1) AT321344B (it)
AU (1) AU463646B2 (it)
BE (1) BE772669A (it)
BR (1) BR7106146D0 (it)
CA (1) CA934449A (it)
CH (1) CH551841A (it)
DE (1) DE2146422C3 (it)
ES (1) ES395553A1 (it)
FR (2) FR2107757A5 (it)
GB (2) GB1368981A (it)
IL (1) IL37716A (it)
IT (2) IT940356B (it)
LU (1) LU61704A1 (it)
NL (1) NL167471C (it)
ZA (1) ZA716202B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2642481C3 (de) * 1976-09-17 1984-04-05 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Ausrichtung einer US-Prüfeinrichtung
JPS5473545U (it) * 1977-11-04 1979-05-25
JPS5514145A (en) * 1978-07-17 1980-01-31 Nippon Kokan Kk <Nkk> Weld seam center determining method
JPS5573771U (it) * 1978-11-15 1980-05-21
FR2477935A1 (fr) * 1980-03-17 1981-09-18 Commissariat Energie Atomique Procede de positionnement d'un organe par rapport a une surface metallique et a une discontinuite formee sur cette surface et dispositif de mise en oeuvre de ce procede
JPS57120060A (en) * 1981-01-20 1982-07-26 Taiyo Sanso Kk Water heater utilizing solar heat
DE3825224A1 (de) * 1988-07-25 1990-02-01 Man Energie Gmbh Steuerung eines pruefkopfes fuer materialpruefung
SE9500065L (sv) * 1995-01-10 1996-06-24 Tetra Laval Holdings & Finance Rörlig anordning för att utföra en kontinuerlig längdskarvsvetsning på en förpackningsmaterialbana
US7618503B2 (en) * 2001-06-29 2009-11-17 Mccrink Edward J Method for improving the performance of seam-welded joints using post-weld heat treatment
US7540402B2 (en) * 2001-06-29 2009-06-02 Kva, Inc. Method for controlling weld metal microstructure using localized controlled cooling of seam-welded joints
ITCO20080005A1 (it) 2008-02-19 2009-08-20 Roberto Marino "shaker monouso"
CN103307371A (zh) * 2013-06-05 2013-09-18 南通耀龙金属制造有限公司 一种不锈钢防腐污水管道及其制造方法
CN113275940A (zh) * 2021-06-16 2021-08-20 温州职业技术学院 一种防火数控机床
CN118408961A (zh) * 2024-07-02 2024-07-30 番禺珠江钢管（连云港）有限公司 一种直焊缝钢管x射线数字平板检测装置与方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017496A (en) * 1958-11-20 1962-01-16 Air Reduction Automatic seam follower
US2971079A (en) * 1959-02-12 1961-02-07 Welding Research Inc Seam tracking transducer
US3171071A (en) * 1960-07-15 1965-02-23 Robert L Brown Seam follower
US3156856A (en) * 1962-09-05 1964-11-10 Hershel M Nance Automatic seam tracking system
US3204081A (en) * 1962-11-16 1965-08-31 Air Reduction Seam follower with arc scanning
US3309539A (en) * 1963-08-06 1967-03-14 Bethlehem Steel Corp Phase detector circuit
US3242299A (en) * 1963-10-17 1966-03-22 Ohio Crankshaft Co Inductor for induction heating apparatus
US3242300A (en) * 1963-10-28 1966-03-22 Ohio Crankshaft Co Method and apparatus for welding metal tubing
US3265378A (en) * 1964-02-25 1966-08-09 Schloemann Ag Machines for annealing the welded seams of longitudinally welded tubes
US3346807A (en) * 1964-04-24 1967-10-10 American Mach & Foundry Reciprocating apparatus with means to maintain the reciprocation centered over an anomaly
US3484667A (en) * 1965-07-28 1969-12-16 Martin Marietta Corp Eddy current seam tracker and servo control responsive thereto

Also Published As

Publication number Publication date
BR7106146D0 (pt) 1973-04-10
CA934449A (en) 1973-09-25
AT321344B (de) 1975-03-25
GB1368981A (en) 1974-10-02
DE2146422B2 (de) 1974-12-12
NL7112471A (it) 1972-03-21
DE2146423B2 (de) 1973-04-26
IL37716A (en) 1974-11-29
CH551841A (fr) 1974-07-31
FR2107758A5 (it) 1972-05-05
FR2107757A5 (it) 1972-05-05
NL167471B (nl) 1981-07-16
ES395553A1 (es) 1974-11-01
NL167471C (nl) 1981-12-16
AU463646B2 (en) 1975-07-31
ZA716202B (en) 1972-06-28
US3767882A (en) 1973-10-23
IT940358B (it) 1973-02-10
DE2146422A1 (de) 1972-03-23
AU3355271A (en) 1973-03-22
BE772669A (it) 1972-01-17
DE2146423A1 (de) 1972-03-23
IL37716A0 (en) 1971-11-29
GB1331156A (en) 1973-09-26
JPS5216051B1 (it) 1977-05-06
DE2146422C3 (de) 1975-07-24
LU61704A1 (it) 1972-06-27

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