IT953227B - Metodo per fabbricare bulloni sferici - Google Patents

Metodo per fabbricare bulloni sferici

Info

Publication number
IT953227B
IT953227B IT71246/71A IT7124671A IT953227B IT 953227 B IT953227 B IT 953227B IT 71246/71 A IT71246/71 A IT 71246/71A IT 7124671 A IT7124671 A IT 7124671A IT 953227 B IT953227 B IT 953227B
Authority
IT
Italy
Prior art keywords
manufacturing ball
ball bolts
bolts
manufacturing
ball
Prior art date
Application number
IT71246/71A
Other languages
English (en)
Original Assignee
Tokai Trw & Co
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 Tokai Trw & Co filed Critical Tokai Trw & Co
Application granted granted Critical
Publication of IT953227B publication Critical patent/IT953227B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • 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
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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 Articles (AREA)
IT71246/71A 1970-12-28 1971-12-28 Metodo per fabbricare bulloni sferici IT953227B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45119330A JPS5021153B1 (it) 1970-12-28 1970-12-28

Publications (1)

Publication Number Publication Date
IT953227B true IT953227B (it) 1973-08-10

Family

ID=14758791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT71246/71A IT953227B (it) 1970-12-28 1971-12-28 Metodo per fabbricare bulloni sferici

Country Status (6)

Country Link
JP (1) JPS5021153B1 (it)
CA (1) CA943443A (it)
DE (1) DE2165105C3 (it)
FR (1) FR2120939A5 (it)
GB (1) GB1371640A (it)
IT (1) IT953227B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498956B2 (fr) * 1972-04-17 1988-11-25 Perrier Jean Fabrication de pivots par forgeage a froid utilisables brut de frappe
US3849964A (en) * 1973-08-15 1974-11-26 F Briles Corrosion blocking fastener
JPS52145671U (it) * 1976-04-30 1977-11-04
JPS534339U (it) * 1976-06-29 1978-01-14
JPS53109145U (it) * 1977-02-08 1978-09-01
DE10158197A1 (de) * 2001-11-28 2003-06-12 Ejot Verbindungstech Gmbh & Co Aus einem niedrig legierten Kohlenstoffstahl bestehendes Befestigungselement und Verfahren zu seiner Herstellung
FR2916371B1 (fr) * 2007-05-24 2010-02-26 Fwu Kuang Entpr Co Ltd Procede de preparation de pieces forgees ayant une resistance a la traction et un allongement excellents a partir de fils mamchine en acier

Also Published As

Publication number Publication date
FR2120939A5 (it) 1972-08-18
DE2165105A1 (de) 1972-07-13
DE2165105B2 (de) 1974-08-15
DE2165105C3 (de) 1975-04-17
GB1371640A (en) 1974-10-23
CA943443A (en) 1974-03-12
JPS5021153B1 (it) 1975-07-21

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