BR7902454A - Ligas de aco nao ligadas ou de baixa liga,bem como processo para sua producao - Google Patents

Ligas de aco nao ligadas ou de baixa liga,bem como processo para sua producao

Info

Publication number
BR7902454A
BR7902454A BR7902454A BR7902454A BR7902454A BR 7902454 A BR7902454 A BR 7902454A BR 7902454 A BR7902454 A BR 7902454A BR 7902454 A BR7902454 A BR 7902454A BR 7902454 A BR7902454 A BR 7902454A
Authority
BR
Brazil
Prior art keywords
production
well
low alloy
steel alloys
alloys
Prior art date
Application number
BR7902454A
Other languages
English (en)
Portuguese (pt)
Inventor
P Listemann
H Seghezzi
W Ritt
R Zsalatz
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 BR7902454A publication Critical patent/BR7902454A/pt

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

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)
  • Heat Treatment Of Steel (AREA)
  • Control Of Heat Treatment Processes (AREA)
BR7902454A 1978-04-21 1979-04-20 Ligas de aco nao ligadas ou de baixa liga,bem como processo para sua producao BR7902454A (pt)

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 (1)

Publication Number Publication Date
BR7902454A true BR7902454A (pt) 1979-10-30

Family

ID=6037726

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7902454A BR7902454A (pt) 1978-04-21 1979-04-20 Ligas de aco nao ligadas ou de baixa liga,bem como processo para sua producao

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
EP0020357B1 (en) * 1978-11-15 1984-07-18 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
GB2485107A (en) * 2009-08-24 2012-05-02 Secr 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
SE7903448L (sv) 1979-10-22
PL136257B1 (en) 1986-02-28
FR2423549B1 (fr) 1985-08-23
PL215033A1 (ja) 1980-01-14
ES479774A1 (es) 1979-11-16
DK162779A (da) 1979-10-22
GB2019436B (en) 1983-02-16
NO153933B (no) 1986-03-10
NL191388B (nl) 1995-02-01
FI69121B (fi) 1985-08-30
FI69121C (fi) 1985-12-10
AT393279B (de) 1991-09-25
SE449229B (sv) 1987-04-13
CA1137337A (en) 1982-12-14
NL7901840A (nl) 1979-10-23
DE2817628A1 (de) 1979-10-25
BE875730A (fr) 1979-08-16
SU1232147A3 (ru) 1986-05-15
YU80279A (en) 1983-02-28
FI790666A (fi) 1979-10-22
ZA791422B (en) 1980-04-30
AU527551B2 (en) 1983-03-10
JPS6312934B2 (ja) 1988-03-23
JPS54141313A (en) 1979-11-02
AU4562579A (en) 1979-10-25
GB2019436A (en) 1979-10-31
YU40746B (en) 1986-04-30
CH646199A5 (de) 1984-11-15
DE2817628C2 (de) 1985-08-14
FR2423549A1 (fr) 1979-11-16
DK155053C (da) 1989-06-19
ATA241979A (de) 1984-04-15
NO153933C (no) 1986-06-18
DK155053B (da) 1989-01-30
IT1112992B (it) 1986-01-20
CS211362B2 (en) 1982-02-26
NL191388C (nl) 1995-07-03
NO791296L (no) 1979-10-23
IT7921467A0 (it) 1979-03-30

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