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AR245392A1 - Procedimiento mejorado de laminado en caliente para tubos sin costura,con reduccion preliminar del diametro de los productos semiterminados y una planta de laminacion para materializarlo. - Google Patents

Procedimiento mejorado de laminado en caliente para tubos sin costura,con reduccion preliminar del diametro de los productos semiterminados y una planta de laminacion para materializarlo.

Info

Publication number
AR245392A1
AR245392A1 AR90318469A AR31846990A AR245392A1 AR 245392 A1 AR245392 A1 AR 245392A1 AR 90318469 A AR90318469 A AR 90318469A AR 31846990 A AR31846990 A AR 31846990A AR 245392 A1 AR245392 A1 AR 245392A1
Authority
AR
Argentina
Prior art keywords
tubes
sealess
rolling process
diameter reduction
semifinished products
Prior art date
Application number
AR90318469A
Other languages
English (en)
Original Assignee
Dalmine 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 Dalmine Spa filed Critical Dalmine Spa
Application granted granted Critical
Publication of AR245392A1 publication Critical patent/AR245392A1/es

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
    • B21B17/02—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, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—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, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
    • 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
    • B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
    • B21B25/04—Cooling or lubricating mandrels during operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Control Of Metal Rolling (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

UN PROCEDIMIENTO PARA EL LAMINADO EN CALIENTE DE TUBOS SIN COSTURA, CON REDUCCION SIN NUCLEO (SIN MANDRIL) DEL DIAMETRO DE LA PIEZA INICIAL PERFORADA ANTES DE LA LAMINACION CONTINUA DE LA MISMA SOBRE UN MANDRIL, EN EL CUAL DICHA ETAPA DE REDUCCION SIN NUCLEO ES EFECTUADA EN LA MISMA LINEA DE LA ETAPA DE LAMINACION CONTINUA, SIN NINGUNA TRANSFERENCIA INTERMEDIA DE LA PIEZA INICIAL.
AR90318469A 1989-11-30 1990-11-26 Procedimiento mejorado de laminado en caliente para tubos sin costura,con reduccion preliminar del diametro de los productos semiterminados y una planta de laminacion para materializarlo. AR245392A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02255989A IT1238224B (it) 1989-11-30 1989-11-30 Processo perfezionato di laminazione a caldo di tubi senza saldatura con preventiva riduzione degli sbozzati forati

Publications (1)

Publication Number Publication Date
AR245392A1 true AR245392A1 (es) 1994-01-31

Family

ID=11197830

Family Applications (1)

Application Number Title Priority Date Filing Date
AR90318469A AR245392A1 (es) 1989-11-30 1990-11-26 Procedimiento mejorado de laminado en caliente para tubos sin costura,con reduccion preliminar del diametro de los productos semiterminados y una planta de laminacion para materializarlo.

Country Status (10)

Country Link
US (1) US5109689A (es)
EP (1) EP0430909B1 (es)
CN (1) CN1020682C (es)
AR (1) AR245392A1 (es)
AT (1) ATE102089T1 (es)
DE (1) DE69007033T2 (es)
ES (1) ES2050416T3 (es)
IT (1) IT1238224B (es)
PL (1) PL287993A1 (es)
RU (1) RU2036031C1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2662632B1 (fr) * 1990-05-30 1992-10-30 Plastic Omnium Cie Procede pour la realisation de tubes minces en resine fluoree notamment en polytetrafluorethylene.
FI933293L (fi) * 1991-01-22 1993-09-06 Pipe Rehab Int Inc Variabelt vinkelmatningsfoerfarande foer fodring av roerdelar
MX9702792A (es) * 1994-10-20 1998-02-28 Sumitomo Metal Ind Procedimiento para fabricar tubos de acero sin costura.
JP3855300B2 (ja) * 1996-04-19 2006-12-06 住友金属工業株式会社 継目無鋼管の製造方法および製造設備
RU2214312C2 (ru) * 2001-07-26 2003-10-20 ОАО "Челябинский трубопрокатный завод" Способ производства труб из труднодеформируемых марок стали и сплавов с повышенным коэффициентом линейного расширения
EP1946859A1 (en) * 2004-01-16 2008-07-23 Sumitomo Metal Industries, Ltd. Method for manufacturing seamless pipes or tubes
EP2087949B1 (en) * 2006-10-16 2014-01-22 Nippon Steel & Sumitomo Metal Corporation Mandrel mill and process for manufacturing seamless pipe
DE102008050771A1 (de) * 2008-10-08 2010-04-29 Geotomographie Gmbh Erzeugung seismischer Wellen in Bohrungen mit elektromagnetischen Impulswandlern
DE102008061141B4 (de) * 2008-12-09 2012-08-30 Sumitomo Metal Industries, Ltd. Verfahren zur Herstellung nahtloser Rohre mittels eines Drei-Walzen-Stangenwalzwerks
CN102974615B (zh) * 2012-11-08 2015-07-15 聊城市开发区全运钢管制造有限公司 圆钢穿孔衬芯轧制工艺方法
CN114558891B (zh) * 2022-03-04 2024-05-24 贵州捷盛钻具股份有限公司 钎杆用中空钢热轧方法、中空钢及热轧机

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1499535A (en) * 1922-08-12 1924-07-01 John A Katzenmeyer Method of manufacturing tubes and a continuous mill therefor
FR783354A (fr) * 1933-12-28 1935-07-11 Schloemann Ag Procédé et dispositif pour rétreindre les tubes
SU418234A1 (ru) * 1968-11-23 1974-03-05 Ю. И. Блинов, М. А. Шубин, Ю. В. Самар нов , И. П. Макаров Способ прокатки труб с натяжением на редукционном стане
DE2641555A1 (de) * 1976-09-15 1978-03-16 Schevtschenko Verfahren zum kontinuierlichen rohrwalzen und kontinuierliches rohrwalzwerk
DE2755058A1 (de) * 1977-12-08 1979-06-13 Mannesmann Ag Verfahren zum herstellen nahtloser rohre auf einer stossbank
US4318294A (en) * 1978-12-29 1982-03-09 Nippon Steel Corporation Method of manufacturing seamless metal pipes and tubes
JPS59286B2 (ja) * 1979-08-20 1984-01-06 新日本製鐵株式会社 管の連続圧延法
FR2469962A1 (fr) * 1979-11-21 1981-05-29 Vallourec Procede et dispositif pour la fabrication d'un tube d'acier sans soudure par laminage a chaud sur mandrin
DE3136381A1 (de) * 1981-09-14 1983-04-14 Kocks Technik Gmbh & Co, 4010 Hilden Walzwerksanlage zur herstellung nahtloser rohre
DE3140015A1 (de) * 1981-10-08 1983-04-21 Kocks Technik Gmbh & Co, 4010 Hilden Anlage zum herstellen nahtloser rohre
DE3309797A1 (de) * 1983-03-18 1984-09-20 Kocks Technik Gmbh & Co, 4010 Hilden Verfahren und anlage zum herstellen nahtloser rohre
JPS60102211A (ja) * 1983-11-08 1985-06-06 Sumitomo Metal Ind Ltd 厚肉鋼管の製造方法
US4798071A (en) * 1986-06-25 1989-01-17 Kocks Technik Gmbh & Co. Seamless tube production

Also Published As

Publication number Publication date
DE69007033D1 (de) 1994-04-07
IT8922559A0 (it) 1989-11-30
DE69007033T2 (de) 1994-06-01
PL287993A1 (en) 1991-12-02
RU2036031C1 (ru) 1995-05-27
ATE102089T1 (de) 1994-03-15
IT8922559A1 (it) 1991-05-30
CN1020682C (zh) 1993-05-19
EP0430909B1 (en) 1994-03-02
EP0430909A3 (en) 1991-10-02
CN1052063A (zh) 1991-06-12
ES2050416T3 (es) 1994-05-16
US5109689A (en) 1992-05-05
EP0430909A2 (en) 1991-06-05
IT1238224B (it) 1993-07-12

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