IT1112992B - Acciai tenaci,ad alta resistenza meccanica,manufatti da essi preparati e processo per la loro preparzione - Google Patents

Acciai tenaci,ad alta resistenza meccanica,manufatti da essi preparati e processo per la loro preparzione

Info

Publication number
IT1112992B
IT1112992B IT21467/79A IT2146779A IT1112992B IT 1112992 B IT1112992 B IT 1112992B IT 21467/79 A IT21467/79 A IT 21467/79A IT 2146779 A IT2146779 A IT 2146779A IT 1112992 B IT1112992 B IT 1112992B
Authority
IT
Italy
Prior art keywords
manufactured
steel
prepared
preparation
high mechanical
Prior art date
Application number
IT21467/79A
Other languages
English (en)
Italian (it)
Other versions
IT7921467A0 (it
Inventor
Peter Listemann
Walter Ritt
Reinhold Zsalats
Hans Dieter Seghezzi
Original Assignee
Hilti 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 Hilti Ag filed Critical Hilti Ag
Publication of IT7921467A0 publication Critical patent/IT7921467A0/it
Application granted granted Critical
Publication of IT1112992B publication Critical patent/IT1112992B/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
    • 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
    • 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
    • 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
IT21467/79A 1978-04-21 1979-03-30 Acciai tenaci,ad alta resistenza meccanica,manufatti da essi preparati e processo per la loro preparzione IT1112992B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2817628A DE2817628C2 (de) 1978-04-21 1978-04-21 Zähe, hochfeste Stahllegierungen und Verfahren zur Herstellung solcher Werkstücke

Publications (2)

Publication Number Publication Date
IT7921467A0 IT7921467A0 (it) 1979-03-30
IT1112992B true IT1112992B (it) 1986-01-20

Family

ID=6037726

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21467/79A IT1112992B (it) 1978-04-21 1979-03-30 Acciai tenaci,ad alta resistenza meccanica,manufatti da essi preparati e processo per la loro preparzione

Country Status (22)

Country Link
JP (1) JPS54141313A (ja)
AT (1) AT393279B (ja)
AU (1) AU527551B2 (ja)
BE (1) BE875730A (ja)
BR (1) BR7902454A (ja)
CA (1) CA1137337A (ja)
CH (1) CH646199A5 (ja)
CS (1) CS211362B2 (ja)
DE (1) DE2817628C2 (ja)
DK (1) DK155053C (ja)
ES (1) ES479774A1 (ja)
FI (1) FI69121C (ja)
FR (1) FR2423549B1 (ja)
GB (1) GB2019436B (ja)
IT (1) IT1112992B (ja)
NL (1) NL191388C (ja)
NO (1) NO153933C (ja)
PL (1) PL136257B1 (ja)
SE (1) SE449229B (ja)
SU (1) SU1232147A3 (ja)
YU (1) YU40746B (ja)
ZA (1) ZA791422B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2862430D1 (en) * 1978-11-15 1984-08-23 Caterpillar Tractor Co Lower bainite alloy steel article
JPS5970724A (ja) * 1982-10-15 1984-04-21 Seiko Instr & Electronics Ltd 転鍛造ネジ
JPS61130456A (ja) * 1984-11-29 1986-06-18 Honda Motor Co Ltd 高強度ボルト及びその製造方法
JPH01268245A (ja) * 1988-04-19 1989-10-25 Fujitsu Ltd 切替制御回路
US4960473A (en) * 1989-10-02 1990-10-02 The Goodyear Tire & Rubber Company Process for manufacturing steel filament
SE510344C2 (sv) * 1997-08-01 1999-05-17 Ovako Steel Ab Sätt för fullständig bainithärdning av stål
NL1011806C2 (nl) * 1999-04-15 2000-10-17 Skf Engineering & Res Services Kogellagerstaal met een oppervlak met een onderbainitische structuur en een werkwijze voor het vervaardigen daarvan.
DE202005015611U1 (de) * 2005-09-30 2005-12-29 Textron Verbindungstechnik Gmbh & Co. Ohg Bolzen oder Schraube hoher Festigkeit
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
DE102008041391A1 (de) * 2008-08-20 2010-01-14 Kamax-Werke Rudolf Kellermann Gmbh & Co. Kg Hochfeste Schraube mit Bainitgefüge
WO2011023988A2 (en) * 2009-08-24 2011-03-03 The Secretary Of State For Defence Armour
DE102011054840A1 (de) 2011-10-26 2013-05-02 Rud Ketten Rieger & Dietz Gmbh U. Co. Kg Härtbarer Stahl für Hebe-, Anschlag-, Spann- und/oder Zurrmittel der Güteklasse 8 und darüber, Bauelement der Hebe-, Anschlag-, Spann- und/oder Zurrtechnik sowie Verfahren zur Herstellung eines solchen Bauelements
DE102011055497A1 (de) 2011-11-18 2013-05-23 Kamax Holding Gmbh & Co. Kg Ultrahochfeste Schraube mit hohem Streckgrenzverhältnis
KR101751530B1 (ko) * 2015-12-28 2017-06-27 주식회사 포스코 공구용 강판 및 그 제조방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB517118A (en) * 1938-07-13 1940-01-22 Ver Oberschlesische Huttenwerk Improvements in and relating to improved steels and the application thereof
DE973413C (de) * 1944-05-31 1960-02-11 Gussstahlwerk Witten Ag Verfahren zur Erzielung einer Haerte von mindestens 54RC bei gleichzeitig hoher Schlagbiegefestigkeit
US2914401A (en) * 1958-02-24 1959-11-24 Crucible Steel Co America Alloy steel
US3155550A (en) * 1961-09-15 1964-11-03 United States Steel Corp Heat treatment of chromium-free steel bearings
DE1558505A1 (de) * 1967-01-23 1970-04-16 Hilti Ag Verankerungsmittel
SE342475B (ja) * 1969-03-31 1972-02-07 Sandvikens Jernverks Ab

Also Published As

Publication number Publication date
FR2423549A1 (fr) 1979-11-16
PL136257B1 (en) 1986-02-28
GB2019436A (en) 1979-10-31
SE449229B (sv) 1987-04-13
BE875730A (fr) 1979-08-16
NO791296L (no) 1979-10-23
CH646199A5 (de) 1984-11-15
ZA791422B (en) 1980-04-30
SE7903448L (sv) 1979-10-22
AU527551B2 (en) 1983-03-10
ATA241979A (de) 1984-04-15
CA1137337A (en) 1982-12-14
NO153933C (no) 1986-06-18
FI69121C (fi) 1985-12-10
JPS54141313A (en) 1979-11-02
YU80279A (en) 1983-02-28
BR7902454A (pt) 1979-10-30
NO153933B (no) 1986-03-10
DE2817628C2 (de) 1985-08-14
JPS6312934B2 (ja) 1988-03-23
YU40746B (en) 1986-04-30
GB2019436B (en) 1983-02-16
DE2817628A1 (de) 1979-10-25
IT7921467A0 (it) 1979-03-30
NL191388C (nl) 1995-07-03
AU4562579A (en) 1979-10-25
PL215033A1 (ja) 1980-01-14
DK155053B (da) 1989-01-30
AT393279B (de) 1991-09-25
NL191388B (nl) 1995-02-01
CS211362B2 (en) 1982-02-26
FI69121B (fi) 1985-08-30
DK162779A (da) 1979-10-22
NL7901840A (nl) 1979-10-23
FR2423549B1 (fr) 1985-08-23
FI790666A (fi) 1979-10-22
DK155053C (da) 1989-06-19
SU1232147A3 (ru) 1986-05-15
ES479774A1 (es) 1979-11-16

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940210