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Class Information
Number: 420/109
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Chromium containing, but less than 9 percent > Molybdenum containing > Nickel containing > Vanadium, titanium or zirconium containing
Description: Alloy or metallic composition which additionally contains or or more of vanadium, titanium or zirconium.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8663550 Hot work tool steel with outstanding toughness and thermal conductivity Mar. 4, 2014
8580050 Carburized machine parts Nov. 12, 2013
8574381 Weld metal and welded structure having weld joints using the same Nov. 5, 2013
8562761 Steel Oct. 22, 2013
8551397 Process for manufacturing steel blanks Oct. 8, 2013
8453528 Mechanical component and rolling bearing Jun. 4, 2013
8449845 Zirconium crucible May. 28, 2013
8414713 High strength military steel Apr. 9, 2013
8394209 High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness Mar. 12, 2013
8361249 High-strength steel plate resistant to strength reduction resulting from stress relief annealing and excellent in weldability Jan. 29, 2013
8303734 High strength thick steel material and high strength giant H-shape excellent in toughness and weldability and methods of production of same Nov. 6, 2012
8303892 Composition and method of forming high productivity, continuous casting roll shell alloy Nov. 6, 2012
8241559 Steel material having a high silicon content for producing piston rings and cylinder sleeves Aug. 14, 2012
8187530 Steel for high-cleanliness spring with excellent fatigue characteristics and high-cleanliness spring May. 29, 2012
8101029 Weld metal of high-strength Cr-Mo steel Jan. 24, 2012
8097096 Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same Jan. 17, 2012
8097097 Stainless steel having a high hardness and excellent mirror-finished surface property, and method of producing the same Jan. 17, 2012
8097099 High toughness abrasion resistant steel with little change in hardness during use and method of production of same Jan. 17, 2012
8097207 Steel having high mechanical strength and wear resistance Jan. 17, 2012
8057737 Forging steel and its manufacturing method, and forged parts Nov. 15, 2011
8025746 Turbine casing Sep. 27, 2011
8012272 Tool steels and manufacturing method thereof Sep. 6, 2011
8007715 Welding additive material Aug. 30, 2011
8002910 Seamless steel tube which is intended to be used as a guide pipe and production method thereof Aug. 23, 2011
7998285 Abrasion-resistant steel plate Aug. 16, 2011
7879159 Martensitic stainless steel strengthened by Ni.sub.3Ti .eta.-phase precipitation Feb. 1, 2011
7815750 Method of production of steel soft nitrided machine part Oct. 19, 2010
7815755 Seamless steel pipe and manufacturing method thereof Oct. 19, 2010
7794651 Steel having high mechanical strength and wear resistance Sep. 14, 2010
7695576 Low alloy high steel tool having constant toughness Apr. 13, 2010
7686898 Creep-resistant maraging heat-treatment steel Mar. 30, 2010
7682417 Cold work steel article Mar. 23, 2010
7662246 Steel for components of chemical installations Feb. 16, 2010
7597841 Weld metal excellent in toughness and SR cracking resistance Oct. 6, 2009
7540711 Heat resisting steel, steam turbine rotor shaft using the steel, steam turbine, and steam turbine power plant Jun. 2, 2009
7494618 Alloy tool steel Feb. 24, 2009
7445750 Reinforced durable steel, method for the production thereof, method for producing parts made of steel, and parts thus obtained Nov. 4, 2008
6953508 High strength steel weld having improved resistance to cold cracking and a welding method Oct. 11, 2005
6869692 Bimetal saw band Mar. 22, 2005
6866816 Wear and corrosion resistant austenitic iron base alloy Mar. 15, 2005
6805757 Casting material for indefinite rollers with sleeve part and method for producing the same Oct. 19, 2004
6797231 Steel for machine structural use Sep. 28, 2004
6755920 Low-alloy heat-resistant steel, heat treatment method therefor, and turbine rotor comprising the same Jun. 29, 2004
6702981 Low-carbon, low-chromium carburizing high speed steels Mar. 9, 2004
6494970 Heat resistant steel casting and method of manufacturing the same Dec. 17, 2002
6419878 Fe-Cr alloy having excellent initial rust resistance, workability and weldability Jul. 16, 2002
6413329 High strength steel for dies with excellent machinability Jul. 2, 2002
6386583 Low-carbon high-strength steel May. 14, 2002
6379611 High strength, low alloy, heat resistant steel Apr. 30, 2002
6368549 Metallurgical vessel Apr. 9, 2002

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