ES2023712B3 - Procedimiento para endurecer un cuerpo hueco. - Google Patents

Procedimiento para endurecer un cuerpo hueco.

Info

Publication number
ES2023712B3
ES2023712B3 ES88730110T ES88730110T ES2023712B3 ES 2023712 B3 ES2023712 B3 ES 2023712B3 ES 88730110 T ES88730110 T ES 88730110T ES 88730110 T ES88730110 T ES 88730110T ES 2023712 B3 ES2023712 B3 ES 2023712B3
Authority
ES
Spain
Prior art keywords
hardening
speed
procedure
hollow body
start temperature
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
ES88730110T
Other languages
English (en)
Spanish (es)
Inventor
Hagen Ingo Von
Wilhelm Nickel
Christoph Prasser
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Application granted granted Critical
Publication of ES2023712B3 publication Critical patent/ES2023712B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/085—Cooling or quenching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Dowels (AREA)
ES88730110T 1987-06-26 1988-05-10 Procedimiento para endurecer un cuerpo hueco. Expired - Lifetime ES2023712B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3721665A DE3721665C1 (de) 1987-06-26 1987-06-26 Verfahren zum Haerten eines Hohlkoerpers

Publications (1)

Publication Number Publication Date
ES2023712B3 true ES2023712B3 (es) 1992-02-01

Family

ID=6330630

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88730110T Expired - Lifetime ES2023712B3 (es) 1987-06-26 1988-05-10 Procedimiento para endurecer un cuerpo hueco.

Country Status (7)

Country Link
US (1) US4900376A (enExample)
EP (1) EP0297024B1 (enExample)
JP (1) JPS6417822A (enExample)
AT (1) ATE65802T1 (enExample)
CA (1) CA1310891C (enExample)
DE (1) DE3721665C1 (enExample)
ES (1) ES2023712B3 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929829A1 (de) * 1988-03-18 1991-03-07 Mannesmann Ag Verfahren zum abkuehlen eines zylindrischen hohlkoerpers
DE3900995A1 (de) * 1988-06-01 1990-07-12 Mannesmann Ag Verfahren zum haerten eines zylindrischen hohlkoerpers
DE3818878A1 (de) * 1988-06-01 1989-12-07 Mannesmann Ag Verfahren zum haerten eines zylindrischen hohlkoerpers aus stahl
DE3914218C2 (de) * 1989-04-27 1994-08-18 Mannesmann Ag Verfahren und Vorrichtung zum Abschrecken eines metallischen langgestreckten, zylindrischen Körpers
DE4003363C1 (en) * 1990-02-05 1991-03-28 Voest-Alpine Industrieanlagenbau Ges.M.B.H., Linz, At Hardening rails from rolling temp. - using appts. with manipulator engaging rail from exit roller table with support arms positioned pivotably on each side
US6539765B2 (en) 2001-03-28 2003-04-01 Gary Gates Rotary forging and quenching apparatus and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1433721A1 (de) * 1962-12-22 1969-02-20 Allg Elek Citaets Ges Aeg Tele Verfahren zum Oberflaechenhaerten von rotationssymmetrischen Stahlgegenstaenden
US3556877A (en) * 1967-04-03 1971-01-19 Mitsubishi Heavy Ind Ltd Method for hardening a tubular shaped structure
US3944446A (en) * 1975-05-22 1976-03-16 Park-Ohio Industries, Inc. Method of inductively heating and quench hardening camshafts
FR2462480A1 (fr) * 1979-08-03 1981-02-13 Pont A Mousson Procede et installation pour la manutention de tuyaux en fonte ou de tubes d'acier au cours de leur traitement thermique
JPS5853695B2 (ja) * 1980-01-16 1983-11-30 新日本製鐵株式会社 鋼管の冷却方法
JPH113323A (ja) * 1997-06-10 1999-01-06 Nec Software Ltd ジョブ実行の負荷分散装置

Also Published As

Publication number Publication date
JPS6417822A (en) 1989-01-20
ATE65802T1 (de) 1991-08-15
JPH048487B2 (enExample) 1992-02-17
CA1310891C (en) 1992-12-01
EP0297024A1 (de) 1988-12-28
EP0297024B1 (de) 1991-07-31
US4900376A (en) 1990-02-13
DE3721665C1 (de) 1988-04-14

Similar Documents

Publication Publication Date Title
ES482778A0 (es) Un procedimiento para la preparacion de una composicion u- til en el tratamiento de la epidermis.
ES2023712B3 (es) Procedimiento para endurecer un cuerpo hueco.
ES2013631B3 (es) Metodo para el tratamiento de tejidos.
ES524060A0 (es) Procedimiento para la preparacion de un agente para el tratamiento de heridas
SE8008023L (sv) Nitridsettherdningsprocess och produkt
NO872656D0 (no) Fremgangsmaate og anordning til fremstilling av skumpolstere med et tekstilovertrekk, spesielt sittepolstere for kraftfartoeyer.
ES2018207B3 (es) Un agente para el tratamiento de superficies y proceso para la produccion del mismo.
AR227320A1 (es) Una composicion apropiada para usarla en el tratamiento de fibras de vidrio,metodo para tratar dichas fibras con la mencionada composicion,fibras de vidrio tratadas,y cuerpo compuesto que contiene a dichas fibras
BR8001832A (pt) Agente para o tratamento de couros e calcados, com brilho proprio
DE3377650D1 (en) Hydantoin therapeutic agents
JPS57164917A (en) Soft nitriding and austempering method
JPS6442212A (en) Rotating cylinder type treatment device
JPS5335841A (en) Reinforcement of bearing cup made of steel plate for cross joint
JPS6452056A (en) Method for removing carburized layer of carburized and hardened parts
FR2142675A1 (en) Triiodothyroalkanoic acid derivs - for treating lipid overload and celluitis
ES8705796A3 (es) Procedimiento para la formacion de relieves preestablecidos en envolturas para productos alimenticios
JPS5274522A (en) Heat treatment of working roll for cold rolling
DK178887A (da) Fremgangsmaade ved saltning af koed
IT945093B (it) Procedimento e composizione per il trattamento di pelli in partico lare per la concia successiva lubrificazione e simili
ES400270A1 (es) Procedimiento para la fabricacion de un corredor para ma- quinas hiladoras anulares y retorcedoras anulares.
FR2333762A1 (fr) Procede pour emailler et vitrifier des pieces en ceramique
GB2131051A (en) Method for chemical heat treatment of parts made of steels and alloys
AR213725Q (es) Metodo para preparar una composicion para el tratamiento de carne y carne tratada con dicha composicion
FR2160258A1 (en) Triiodothyroalkanoic acid derivs - for treating lipid overload and celluitis
JPS5234474A (en) Method of treating discharge impulsive heat