IT7921467A0 - TOUGH STEEL, WITH HIGH MECHANICAL RESISTANCE, PRODUCTS PREPARED THEM AND PROCESS FOR THEIR PREPARATION. - Google Patents

TOUGH STEEL, WITH HIGH MECHANICAL RESISTANCE, PRODUCTS PREPARED THEM AND PROCESS FOR THEIR PREPARATION.

Info

Publication number
IT7921467A0
IT7921467A0 IT7921467A IT2146779A IT7921467A0 IT 7921467 A0 IT7921467 A0 IT 7921467A0 IT 7921467 A IT7921467 A IT 7921467A IT 2146779 A IT2146779 A IT 2146779A IT 7921467 A0 IT7921467 A0 IT 7921467A0
Authority
IT
Italy
Prior art keywords
preparation
high mechanical
mechanical resistance
products prepared
tough steel
Prior art date
Application number
IT7921467A
Other languages
Italian (it)
Other versions
IT1112992B (en
Inventor
Peter Listemann
Walter Ritt
Reinhold Szalatz
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/en
Application granted granted Critical
Publication of IT1112992B publication Critical patent/IT1112992B/en

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)
  • Materials Engineering (AREA)
  • Mechanical 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)
  • Control Of Heat Treatment Processes (AREA)
IT21467/79A 1978-04-21 1979-03-30 STEEL, HIGH MECHANICAL RESISTANCE, MANUFACTURED BY THEM PREPARED AND PROCESS FOR THEIR PREPARATION IT1112992B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2817628A DE2817628C2 (en) 1978-04-21 1978-04-21 Tough, high-strength steel alloys and processes for making such workpieces

Publications (2)

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

Family

ID=6037726

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21467/79A IT1112992B (en) 1978-04-21 1979-03-30 STEEL, HIGH MECHANICAL RESISTANCE, MANUFACTURED BY THEM PREPARED AND PROCESS FOR THEIR PREPARATION

Country Status (22)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001083A1 (en) * 1978-11-15 1980-05-29 Caterpillar Tractor Co Lower bainite alloy steel article and method of making same
JPS5970724A (en) * 1982-10-15 1984-04-21 Seiko Instr & Electronics Ltd Rolled hot-forged thread
JPS61130456A (en) * 1984-11-29 1986-06-18 Honda Motor Co Ltd High-strength bolt and its production
JPH01268245A (en) * 1988-04-19 1989-10-25 Fujitsu Ltd Changeover control circuit
US4960473A (en) * 1989-10-02 1990-10-02 The Goodyear Tire & Rubber Company Process for manufacturing steel filament
SE510344C2 (en) * 1997-08-01 1999-05-17 Ovako Steel Ab Way for complete bainite hardening of steel
NL1011806C2 (en) * 1999-04-15 2000-10-17 Skf Engineering & Res Services Ball bearing steel with a surface with an underbainitic structure and a method of manufacturing it.
DE202005015611U1 (en) * 2005-09-30 2005-12-29 Textron Verbindungstechnik Gmbh & Co. Ohg Bolts or screws with high rigidity are made from steel wire by hot rolling and cooling glowing product by blowing on air, then rolling out and cold-forming to produce head and thread
FR2916371B1 (en) * 2007-05-24 2010-02-26 Fwu Kuang Entpr Co Ltd PROCESS FOR PREPARING FORGED PARTS HAVING EXCELLENT TRACTION RESISTANCE AND ELONGATION FROM STEEL MAMINERY WIRES
DE102008041391A1 (en) * 2008-08-20 2010-01-14 Kamax-Werke Rudolf Kellermann Gmbh & Co. Kg High strength bolt has bainite structure produced by austempering which extends across whole cross-section of the bolt and increases its tensile strength
GB2485107A (en) * 2009-08-24 2012-05-02 Secr Defence Armour
DE102011054840A1 (en) 2011-10-26 2013-05-02 Rud Ketten Rieger & Dietz Gmbh U. Co. Kg Hardening steel for grade 8 and higher hoisting, lifting, tensioning and / or lashing equipment, lifting, lifting, tensioning and / or lashing equipment, and method of making such a component
DE102011055497A1 (en) 2011-11-18 2013-05-23 Kamax Holding Gmbh & Co. Kg Ultra-high-strength screw with high yield ratio
KR101751530B1 (en) * 2015-12-28 2017-06-27 주식회사 포스코 Steel sheet for tool and method of manufacturing for the same

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 (en) * 1944-05-31 1960-02-11 Gussstahlwerk Witten Ag Process to achieve a hardness of at least 54RC with high impact resistance
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 (en) * 1967-01-23 1970-04-16 Hilti Ag Anchoring means
SE342475B (en) * 1969-03-31 1972-02-07 Sandvikens Jernverks Ab

Also Published As

Publication number Publication date
IT1112992B (en) 1986-01-20
SE449229B (en) 1987-04-13
BE875730A (en) 1979-08-16
DE2817628C2 (en) 1985-08-14
FI790666A (en) 1979-10-22
NL191388B (en) 1995-02-01
PL136257B1 (en) 1986-02-28
CH646199A5 (en) 1984-11-15
NL7901840A (en) 1979-10-23
AU4562579A (en) 1979-10-25
GB2019436B (en) 1983-02-16
SU1232147A3 (en) 1986-05-15
CS211362B2 (en) 1982-02-26
SE7903448L (en) 1979-10-22
BR7902454A (en) 1979-10-30
NO153933B (en) 1986-03-10
FI69121C (en) 1985-12-10
YU80279A (en) 1983-02-28
ES479774A1 (en) 1979-11-16
PL215033A1 (en) 1980-01-14
DE2817628A1 (en) 1979-10-25
FI69121B (en) 1985-08-30
DK162779A (en) 1979-10-22
JPS6312934B2 (en) 1988-03-23
NO153933C (en) 1986-06-18
NO791296L (en) 1979-10-23
DK155053B (en) 1989-01-30
FR2423549A1 (en) 1979-11-16
ATA241979A (en) 1984-04-15
CA1137337A (en) 1982-12-14
AT393279B (en) 1991-09-25
DK155053C (en) 1989-06-19
YU40746B (en) 1986-04-30
FR2423549B1 (en) 1985-08-23
ZA791422B (en) 1980-04-30
NL191388C (en) 1995-07-03
GB2019436A (en) 1979-10-31
AU527551B2 (en) 1983-03-10
JPS54141313A (en) 1979-11-02

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Effective date: 19940210