IT1197227B - Procedimento per produrre elementi costruttivi in acciaio di elevata resistenza e contemproaneamente con elevata tenacia che presentano queste proprietah anche dopo una deformazione a caldo - Google Patents

Procedimento per produrre elementi costruttivi in acciaio di elevata resistenza e contemproaneamente con elevata tenacia che presentano queste proprietah anche dopo una deformazione a caldo

Info

Publication number
IT1197227B
IT1197227B IT21711/86A IT2171186A IT1197227B IT 1197227 B IT1197227 B IT 1197227B IT 21711/86 A IT21711/86 A IT 21711/86A IT 2171186 A IT2171186 A IT 2171186A IT 1197227 B IT1197227 B IT 1197227B
Authority
IT
Italy
Prior art keywords
tenacy
procedure
properties
steel
construction elements
Prior art date
Application number
IT21711/86A
Other languages
English (en)
Italian (it)
Other versions
IT8621711A1 (it
IT8621711A0 (it
Inventor
Hans Mueller
Max Albert
Original Assignee
Man Nutzfahrzeuge Gmbh
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 Man Nutzfahrzeuge Gmbh filed Critical Man Nutzfahrzeuge Gmbh
Publication of IT8621711A0 publication Critical patent/IT8621711A0/it
Publication of IT8621711A1 publication Critical patent/IT8621711A1/it
Application granted granted Critical
Publication of IT1197227B publication Critical patent/IT1197227B/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
    • C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
    • 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
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
IT21711/86A 1986-08-20 1986-09-16 Procedimento per produrre elementi costruttivi in acciaio di elevata resistenza e contemproaneamente con elevata tenacia che presentano queste proprietah anche dopo una deformazione a caldo IT1197227B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863628264 DE3628264A1 (de) 1986-08-20 1986-08-20 Verfahren zur herstellung von bauteilen aus stahl mit hoher festigkeit bei gleichzeitig hoher zaehigkeit, welche diese eigenschaften auch nach einer warmverformung aufweisen

Publications (3)

Publication Number Publication Date
IT8621711A0 IT8621711A0 (it) 1986-09-16
IT8621711A1 IT8621711A1 (it) 1988-03-16
IT1197227B true IT1197227B (it) 1988-11-30

Family

ID=6307794

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21711/86A IT1197227B (it) 1986-08-20 1986-09-16 Procedimento per produrre elementi costruttivi in acciaio di elevata resistenza e contemproaneamente con elevata tenacia che presentano queste proprietah anche dopo una deformazione a caldo

Country Status (5)

Country Link
BR (1) BR8604587A (de)
DD (1) DD259211A1 (de)
DE (1) DE3628264A1 (de)
HU (1) HUT48310A (de)
IT (1) IT1197227B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005052069B4 (de) * 2005-10-28 2015-07-09 Saarstahl Ag Verfahren zum Herstellen von Vormaterial aus Stahl durch Warmverformen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE521732C (de) * 1927-11-25 1931-03-26 Berliner Haertepulver Ges M B Abdeckmittel fuer die Einsatz- und Abschreckhaertung
DE901391C (de) * 1941-05-03 1954-01-11 Hoerder Huettenunion Ag Waermeschutz fuer die autogene Oberflaechenhaertung
DE933206C (de) * 1941-05-27 1955-09-22 Westfaelische Chamotte Ind Car Abdeckmasse beim Haerten von Stahl
NL7610472A (nl) * 1975-09-30 1977-04-01 Arbed Werkwijze voor de behandeling van gewalst staal.

Also Published As

Publication number Publication date
HUT48310A (en) 1989-05-29
DE3628264A1 (de) 1988-02-25
IT8621711A1 (it) 1988-03-16
DD259211A1 (de) 1988-08-17
IT8621711A0 (it) 1986-09-16
BR8604587A (pt) 1988-04-26

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