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Class 148/434 - Zinc containing


Subclass of Class 148 - Metal treatment
Definition: Stock material which additionally contains zinc.
No. of applications: 18
Last issue date: 10/06/2011


Application No.Application TitleIssue Date
20110240182Ni-Si-Co COPPER ALLOY AND MANUFACTURING METHOD THEREFOR
Disclosed is a Ni—Si—Co copper alloy that is suitable for use for various kinds of electronic parts and has particularly good uniform plating adhesion properties. The copper alloy for electronic materials comprises Ni: 1.0-2.5 mass %, Co: 0.5-2.5 mass % and Si: 0.3-... 		10/06/2011
20110240180Copper alloy sheet, manufacturing method of copper alloy sheet, and electric/electronic component
There is provided a copper alloy sheet including 1.0 to 3.5 mass % Ni, 0.5 to 2.0 mass % Co, and 0.3 to 1.5 mass % Si, a Co/Ni mass ratio being 0.15 to 1.5, an (Ni+Co)/Si mass ratio being 4 to 7, and a balance being composed of Cu and an unavoidable impurity, wherein in... 		10/06/2011
20110056591BRASS ALLOY POWDER, BRASS ALLOY EXTRUDED MATERIAL, AND METHOD FOR PRODUCING THE BRASS ALLOY EXTRUDED MATERIAL
Brass alloy powder has a brass composition formed by a mixed phase of α-phase and β-phase, and contains 0.5 to 5.0 mass % of chromium. The chromium includes a component that is solid-solved in a mother phase of brass, and a component that is precipitated at crystal gr... 		03/10/2011
20100322818GOLD ALLOYS
A gold alloy having, expressed by weight, about 24.5 to 25.5% Au, about 19.0 to 23.0% Ag, about 43.0 to 47.0% Cu, about 6.0 to 10.0% Zn, about 0.05 to 0.30% Si, and about 0.005 to 0.03% Ir. Alternatively, a alloy having, expressed by weight, about 16-17% Au, about 19-23... 		12/23/2010
20100276037High strength titanium copper alloy, manufacturing method therefor, and terminal connector using the same
A high strength titanium copper alloy consists of Ti at 2.0% by mass or more to 3.5% by mass or less; the balance of copper and inevitable impurities; an average grain size of 20 μm or less; and a 0.2% proof stress expressed by “b” of 800 N/mm2 or more. ... 		11/04/2010
20100269959COPPER ALLOY SHEET AND METHOD FOR PRODUCING SAME
A copper alloy sheet has a chemical composition containing 0.7 to 4.0 wt % of Ni, 0.2 to 1.5 wt % of Si, and the balance being copper and unavoidable impurities, the copper alloy sheet having a crystal orientation which satisfies I{200}/I0{200}≧1.0, assumin... 		10/28/2010
20100224292Copper alloy material and a method for fabricating the same
A copper alloy material has a rolled surface having a plurality of crystal faces parallel to the rolled surface. The crystal faces includes at least one crystal face selected from a group consisted of {011}, {1nn} (n is an integer, n≧1), {11m} (m is an integer, m≧1)... 		09/09/2010
20100139822Cu-Ti-based copper alloy sheet material and method of manufacturing same
Provided is a Cu—Ti-based copper alloy sheet material that satisfies all the requirements of high strength, excellent bending workability and stress relaxation resistance and has excellent sprig-back resistance. The copper alloy sheet material has a composition contai... 		06/10/2010
20090229716COPPER ALLOY MATERIAL FOR ELECTRIC/ELECTRONIC PARTS AND METHOD OF PRODUCING THE SAME
A copper alloy material for electric/electronic parts, which is produced by the steps containing: finish rolling a copper alloy at a reduction ratio of 40% or less, subjecting the copper alloy finish-rolled to a heat treatment under the conditions at a temperature from ... 		09/17/2009
20090165903Material Having Ultrafine Grained Structure and Method of Fabricating Thereof
In the present invention, there is provided a fabrication method of a material having an ultrafine grained structure characterized by including a step of providing a metal or an alloy having a stacking fault energy no greater than 50 mJ/mm2 and a step of intr... 		07/02/2009
20070227631Copper-zinc alloy for a valve guide
A novel copper-zinc alloy is particularly suited for a valve guide. The copper-zinc alloy comprises 59 to 73% copper, 2.7 to 8.3% manganese, 1.5 to 6% aluminum, 0.2 to 4% silicon, 0.2 to 3% iron, 0 to 2% lead, 0 to 2% nickel, 0 to 0.2% tin, remainder zinc and inevitable... 		10/04/2007
20070169855Copper alloy
Disclosed is a copper alloy. The copper alloy consists essentially of Cu : 69 to 88 mass %, Si : 2 to 5 mass %, Zr: 0.0005 to 0.04 mass %, P : 0.01 to 0.25 mass %, and Zn : balance; has relation of, in terms of a content of an element a, [a] mass %, f0=[Cu]−3.5[Si]−... 		07/26/2007
20070169854Copper-based alloy casting in which grains are refined
A copper-based alloy casting includes 69 to 88% of Cu, 2 to 5% of Si, 0.0005 to 0.04% of Zr, 0.01 to 0.25% of P by mass, and a remainder including Zn and inevitable impurities, and satisfies 60≦Cu−3.5×Si−3×P≦71. Further, mean grain size after melt-solidificati... 		07/26/2007
20070158002COPPER ALLOY CASTING AND METHOD OF CASTING THE SAME
Copper alloy casting contains Cu: 58-72.5 mass %; Zr: 0.0008-0.045 mass %; P: 0.01-0.25 mass %; one or more elements selected from Pb: 0.01-4 mass %, Bi: 0.01-3 mass %, Se: 0.03-1 mass %, and Te: 0.05-1.2 mass %; and Zn: a remainder, wherein [Cu]−3[P]+0.5([Pb]+[Bi]+[S... 		07/12/2007
20070062615FREE-CUTTING COPPER ALLOY CONTAINING VERY LOW LEAD
The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 71.5 to 78.5 per... 		03/22/2007
20050247381Copper/zinc alloys having low levels of lead and good machinability
The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 69 to 79 percent... 		11/10/2005
20050208323Copper alloy material for parts of electronic and electric machinery and tools
A copper alloy material for parts of electronic and electric machinery and tools contains 1.0 to 3.0 mass % of Ni, 0.2 to 0.7 mass % of Si, 0.01 to 0.2 mass % of Mg, 0.05 to 1.5 mass % of Sn, 0.2 to 1.5 mass % of Zn, and less than 0.005 mass % (including 0 mass %) of S,... 		09/22/2005
20050092401Copper/zinc alloys having low levels of lead and good machinability
The free-cutting copper alloy according to the present invention contains a greatly reduced amount of lead in comparison with conventional free-cutting copper alloys, but provides industrially satisfactory machinability. The free-cutting alloys comprise 69 to 79 percent... 		05/05/2005
 
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