Abstract: Improved nickel-base alloys of enhanced strength and corrosion resistance, produced by atomization of an alloy melt under an inert gas atmosphere and of composition 0-20Fe, 10-30Cr, 2-12Mo, 6 max. Nb, 0.05-3 V, 0.08 max. Mn, 0.5 max. Si, less than 0.01 each of Al and Ti, less than 0.05 each of P and S, 0.01-0.08C, less than 0.2N, 0.1 max. 0, bal. Ni.

Abstract: An iron-nickel alloy useful for the manufacture of a stretched shadow mask, the chemical composition of the iron-nickel alloy containing by weight: 69%.ltoreq.Ni.ltoreq.83%, 0%.ltoreq.Mo.ltoreq.7%, 0%.ltoreq.Cu.ltoreq.8%, 0%.ltoreq.Co.ltoreq.1.5%, 0%.ltoreq.W.ltoreq.7%, 0%.ltoreq.Nb.ltoreq.7%, 0%.ltoreq.V.ltoreq.7%, 0%.ltoreq.Cr.ltoreq.7%, 0%.ltoreq.Ta.ltoreq.7%, 0%.ltoreq.C.ltoreq.0.1%, 0%.ltoreq.Mn.ltoreq.1%, 0%.ltoreq.Si.ltoreq.1%, 0%.ltoreq.Ti.ltoreq.1.2%, 0%.ltoreq.Al.ltoreq.1.2%, 0%.ltoreq.Zr.ltoreq.1.2%, 0%.ltoreq.Hf.ltoreq.1.2%, S.ltoreq.0.010% the balance being iron and impurities resulting from smelting, the chemical composition furthermore satisfying the relationships:Co+ni+1.5.times.Cu.gtoreq.79.5%; 3.times.(Co+Ni)-2.times.Cu.gtoreq.206%; Co+Ni+7.times.Cu.ltoreq.130%; 7.times.(Co+Ni)+2.times.Cu.ltoreq.581%; Mo+W+Nb+V+Cr+Ta.ltoreq.7%; Ti+al+Zr+Hf.ltoreq.1.2%; C+Mn+Si.ltoreq.1%; 80.5.ltoreq.Co+Ni+0.80.times.Cu.ltoreq.81.7%.

Abstract: Amorphous alloys having the formulaFe.sub.a Co.sub.b Ni.sub.c Si.sub.x B.sub.y M.sub.zare employed as monitoring strips for mechanically oscillating tags, for example for anti-theft protection, together with a source of a pre-magnetization field in which the strip is disposed so as to place the strip in an activated state. In the formula, M denotes one or more elements of groups IV through VII of the periodic table, including C, Ge and P, and the constituents in at % meet the following conditions: a lies between 20 and 74, b lies between 4 and 23, c lies between 5 and 50, with the criterion that b+c>14, x lies between 0 and 10, y lies between 10 and 20, and z lies between 0 and 5 with the sum x+y+z being between 12 and 21. These alloys have a resonant frequency associated therewith and when passed through an alternating field whose alternation frequency coincides with the resonant frequency, a pulse having a signal amplitude is produced.

Abstract: The present invention relates to a wear-resistant high permeability alloy nsisting of Ni, Nb, C and Fe, a wear-resistant high permeability alloy consisting of Ni, Nb, C and Fe as main components and at least one element selected from the group consisting of Cr, Mo, Ge, Au, Co, V, W, Cu, Ta, Mn, Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth element, platinum element, Be, Ag, Sr, B, P, N, O, S as a secondary component and a method of manufacturing the same and a magnetic recording and reproducing head, and an object of the invention is to obtain an excellent wear-resistant magnetic alloy having easy forging processability, a large effective permeability, a saturated flux density of more than 4000G, and a recrystallization texture of {110}<112>+{311}<112>+{111}<112>, and a wear-resistant high permeability alloy consisting by weight of Ni 60-90%, Nb 0.5-14%, C 0.0003-0.

Abstract: A Ni--Fe magnetic alloy consists essentially of: 77 to 80 wt. % Ni, 3.5 to 5 wt. % Mo, 1.5 to 3 wt. % Cu, 0.1 to 1.1 wt. % Mn, 0.1 wt. % or less Cr, 0.003 wt. % or less S, 0.01 wt. % or less P, 0.005 wt. % or less 0, 0.003 wt. % or less N, 0.02 wt. % or less C, 0.001 to 0.05 wt. % Al, 1 wt. % or less Si, 2.6-6 of the weight ratio of Ca to S, (Ca/S), and the balance being Fe and inevitable impurities, satisfies an equation of 3.2.ltoreq.(2.02.times.?Ni!-11.13.times.?Mo!-1.25.times.?Cu!-5.03.times.?M n!)/(2.13.times.?Fe!).ltoreq.3.8; and has a Mo segregation ratio defined by a seregration equation satisfying 5% or less, the seregration equation being .vertline.(Mo content in a segregation region-Mo average content)/(Mo average content).vertline..times.100%. A method for producing a magnetic Ni--Fe alloy comprises the steps of: a first heating step of heating an alloy ingot to 1200.degree. to 1300.degree. C. for 10 to 30 hrs; slabbing the heated ingot at a finishing temperature of 950.degree. C.

Abstract: A monophase hydridable material for the negative electrode of a nickel-metal hydride storage battery with a "Lave's phase" structure of hexagonal C14 type (MgZn.sub.2) has the general formula:Zr.sub.1-x Ti.sub.x Ni.sub.a Mn.sub.b Al.sub.c Co.sub.d V.sub.

Abstract: A Ni-Fe magnetic alloy consists essentially of:77 to 80 wt. % Ni, 3.5 to 5 wt. % Mo, 1.5 to 3 wt. % Cu, 0.1 to 1.1 wt. % Mn, 0.1 wt. % or less Cr, 0.003 wt. % or less S, 0.01 wt. % or less P, 0.005 wt. % or less 0, 0.003 wt. % or less N, 0.02 wt. % or less C, 0.001 to 0.05 wt. % Al, 1 wt. % or less Si, 2.6-6 of the weight ratio of Ca to S, (Ca/S), and the balance being Fe and inevitable impurities, satisfies an equation of 3.2.ltoreq.(2.02.times.[Ni]-11.13.times.[Mo]-1.25.times.[Cu]-5.03.times.[M n])/ (2.13.times.[Fe]).ltoreq.3.8; and has a Mo segregation ratio defined by a seregration equation satisfying 5% or less, the seregration equation being .vertline.(Mo content in a segregation region-Mo average content)/ (Mo average content).vertline..times.100%.A method for producing a magnetic Ni-Fe alloy comprises the steps of: a first heating step of heating an alloy ingot to 1200.degree. to 1300.degree. C. for 10 to 30 hrs; slabbing the heated ingot at a finishing temperature of 950.degree. C.

Abstract: The present invention provides a wear resistant high permeability magnetic lloy Ni, Nb, N, O and Fe as main components. The alloy may include secondary components of at least one element selected from the group consisting of Cr, Mo, Ge, Au, Co, V, W, Cu, Ta, Mn, Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth element, platinum element, Be, Ag, Sr, Ba, B, P, C and S. The magnetic alloy has good wear resistance having easy forgeability, a large effective permeability, more than 4000 G of a saturated flux density and a recrystallization texture of {110}<112>+{311}<112>.

Abstract: To improve high-temperature strength, as well as increased resistance to wear due to sparking, a Ni-based alloy sparking plug electrode material for use in an internal combustion engine is provided. Such a Ni-based alloy sparking plug electrode material contain, by weight, from 3.1 to 4.3 of Al, from 0.5 to 1.5% of Si, from 0.45 to 0.65% of Mn, from 0.002 to 0.01% of C, from 0.005 to 0.05% of at least one of Mg and Ca, and, as necessitated, from to 2% of Cr, with the balance substantially Ni and inevitable impurities.

Abstract: A nickel-based alloy useful in the manufacture of a glass fibre centrifuge of which the composition consists essentially of the following elements expressed as percentage by weight:______________________________________ Cr 27.5-29.5% W 6.5-7.8% C 0.69-0.73% Fe 7-10% ______________________________________the remainder substantially being nickel and having in its crystalline structure M.sub.23 C.sub.6 type carbides, M being chromium, at least one equivalent metal, or combination thereof, the M.sub.23 C.sub.6 carbides being substantially secondary.

Abstract: An amorphous magnetic alloy of a composition represented by Fe.sub.a Si.sub.b B.sub.c Sn.sub.x, where 60<a.ltoreq.90, 1.ltoreq.b.ltoreq.19, 6.ltoreq.c.ltoreq.20, 0.01.ltoreq.x<10 (atomic %) and a+b+c+x=100.

Abstract: A hydrogen-occlusion alloy electrode consisting of a hydrogen-occlusion alloy whose composition is expressed by a general formula Ti.sub.x Zr.sub.1-x V.sub.y Fe.sub.z Ni.sub.2-y-z, wherein 0.1.ltoreq.X.ltoreq.0.9, 0.3.ltoreq.Y.ltoreq.0.9 and 0.05.ltoreq.Z.ltoreq.0.5, or a hydride of said alloy. When made in accordance with this invention, such a hydrogen-occlusion alloy electrode has a large discharge capacity and a long cycle life.

Abstract: The present invention provides a hydridable material for the negative electrode of a nickel-hydride storage cell mainly comprising a Laves phase of the C14 hexagonal type (MgZn.sub.2), characterized by the general formula: ##EQU1## where A represents at least one element from Ti, Y, Ce, Ca, and Mg, and where M is chosen from Cr, V, and Si.

Abstract: Fe-Ni based soft magnetic alloys having nanocrystalline particles substantially uniformly distributed throughout an amorphous matrix are disclosed. The soft magnetic alloys of the present invention may be represented by the general formula:(Fe.sub.1-x Ni.sub.x).sub.a M.sub.b (B.sub.1-y Si.sub.y).sub.cwhere M is a metal chosen from the group consisting of Mo, Cr, Hf, Nb, Ta, Ti, V, W, Zr. The quantity "x" is between about 0.2 and about 0.9; a is between about 60 and 90; b is between about 0.1 and 10; y is between 0 and 0.5; and c is between about 0.1 and about 30, with the stipulation that all the elements, plus impurities, add up to 100. Also described is a process for making the nanocrystalline alloys and for optimizing certain magnetic properties of said alloys via a two step anneal.

Abstract: The invention provides a welding material for welding iron containing low CTE alloys. The filler metal contains 25-55% nickel, 0-30% cobalt, 0.05-0.5% carbon, 0.25-5% niobium and balance iron with incidental impurities. The welding material also is operable with fluxes for submerged arc welding. In addition, the welding material may be configured to function as a flux coated or flux-cored electrode.

Abstract: A Fe-Ni based alloy consists essentially of Ni of 25% by weight to 55% by weight, C of 0.001% by weight to 0.1% by weight, at least one element selected from Group IVb elements and Group Vb elements, e.g., Nb, or Ta of 0.01% by weight to 6% weight, and the balance being Fe and unavoidable impurities. The Fe-Ni based alloy contains dispersed particles inclusive of a carbide in the substructure. The carbide is a carbide of the Group IVb element or the Group Vb element. Since the dispersed particle inclusive of the carbide are finely and uniformly present in the substructure, mechanical strength, heat resistance and, a performance of punching work are improved. Additionally, a quantity of gas release in a vacuum can be reduced.

Abstract: In composition of Fe-Ni alloy preferably used for lead frames in production of IC, specified amount of Be is added to the basic composition for increase in mechanical strength whilst maintaining the low thermal expansion characteristic of the conventional Fe-Ni alloys.

Abstract: An Fe-Ni alloy sheet excellent in hot workability, adhesivity to a plating layer and solderability, which consists essentially of:______________________________________ nickel (Ni): from over 38 to 52 wt. %, silicon (Si): from 0.01 to 0.15 wt. %, calcium (Ca): from 0.0002 to 0.0020 wt. %, magnesium (Mg): from 0.0003 to 0.0020 wt. %, where, Ca + 1/2Mg: from 0.0005 to 0.0025 wt. %, ______________________________________and the balance being iron and incidental impurities,where, the contents of carbon (C), nitrogen (N), sulfur (S), oxygen (O), phosphorus (P) and aluminum (Al) as the incidental impurities being respectively:up to 0.0050 wt. % for carbon,up to 0.0020 wt. % for nitrogen,up to 0.0020 wt. % for sulfur,up to 0.0040 wt. % for oxygen,up to 0.0040 wt. % for phosphorus, andunder 0.010 wt.% for aluminum,where, 1/10 C+1/10 N+S+1/5 O +1/2 P.ltoreq.0.0045 wt.

Abstract: A beta phase nickel aluminide microalloyed with iron having improved ductility. Nickel aluminide intermetallics alloyed with no more than about 0.5 atomic percent iron have significantly improved room temperature ductility over conventional unalloyed beta phase nickel aluminides or beta phase nickel aluminides alloyed with higher percentages of iron.

Abstract: An Ni base alloy for use in spark plug electrodes for internal combustion engines which consists essentially of, on a weight percent basis,0.1 to 1.5% Si,0.1 to 0.65% Mn,3.1 to 5% Al,0 to 2% Cr,0 to 0.5% of one or more elements selected from the group consisting of Y and rare earth elements,0 to 5% Co,0 to 0.5% of Hf and/or Re, andthe remainder Ni and incidental impurities.

Abstract: In composition of Fe-Ni alloy preferably used for lead frames in production of IC, specified amount of Be is added to the basic composition for increase in mechanical strength while maintaining the low thermal expansion characteristic of the conventional Fe-Ni alloys.

Abstract: A metal-in-gap type magnetic head having a small undulation of reproduction output caused by a pseudo-gap and method of manufacture thereof are provided, wherein the magnetic head employs as a back core a ferrite (particularly, a ferrite containing Sn) and employs in a metal portion which constitutes a front core an alloy film (particularly, a composition transition alloy film) having a composition expressed by T-M-X-N, where T is at least one metal element selected from a group consisting of Fe, Co and Ni, M is at least one metal element selected from a group consisting of Nb, Zr, Ti, Ta, Hf, Cr, Mo, W and Mn, X is at least one metalloid element selected from a group consisting of B, Si and Ge, and N is nitrogen.

Abstract: An amorphous alloy free of magnetostriction is employed in anti-theft labels, magnetic field detectors or the like, having a saturation induction of B.sub.s .ltoreq.0.5T and a good responsiveness given an annealing treatment in the magnetic field for achieving a remanance relationship of B.sub.r /B.sub.s >0.6.

Abstract: A high temperture, bimetallic cylinder of either ASTM 193B-16 carbon steel or duplex stainless steel having a wear and corrosion resistant inlay or liner of a nickel-based alloy containing 1.5 to 4.5% carbon, 1.5 to 3.5% silicon, 1.0 to 3.0% boron, up to 7.0% chromium, up to 15% iron, 1.0 to 6.0% cobalt and 30 to 60% tungsten. The inlay is centrifugally cast within the cylinder which is thermally compatible with the inlay such that it retains a high yield strength after casting.

Abstract: A heat-deformable, austenitic nickel-chromium-iron alloy with high oxidation resistance and thermal strength, comprises17 up to 25 % Fe14 up to 20 % Cr0.5 up to 2.0 % Si0.1 up to 2.0 % Mn0.04 up to 0.10 % C0.02 up to 0.10 % Ca0.010 up to 0.080 % N0.025 up to 0.045 % Ti0.04 up to 0.17 % Zr0.03 up to 0.08 % Yless than 0.010 % Sless than 0.015 % Peach less than 0.1 % Mo, W, Coeach less than 0.05 % Nb, Ta, Al, V, Curest Niwith the feature, that the nitrogen content is adjusted in accordance with the following formula:% N=(0.15 up to 0.30).times.% Zr+(0.30 up to 0.60).times.% Ti.

Abstract: The present invention is directed to a chemical air separation process using a molten salt solution of alkali metal nitrate and nitrite wherein the materials of construction of the containment for the process are chosen from intermetallic alloys of nickel and/or iron aluminide wherein the aluminum content is 28 atomic percent or greater to impart enhanced corrosion resistance.

Abstract: A hydrogen absorbing Ni-based alloy comprising 5 to 25% by weight of titanium (Ti), 10 to 37% by weight of zirconium (Zr), 4 to 20% by weight of manganese (Mn), 0.1 to 12% by weight of vanadium (V), 0.01 to 5% by weight of iron (Fe), 0.01 to 4.5% by weight of aluminum (Al), and balance nickel (Ni) and unavoidable impurities, and a sealed Ni-hydrogen rechargeable battery comprising a negative electrode provided with such a hydrogen absorbing alloy as an active material, an Ni positive electrode, a separator and an alkaline electrolyte solution.

Abstract: An orthodontic bracket and method of making same wherein the bracket has at least one tiewing integrally formed with a base portion. In one form of the invention the bracket is provbided with at least one longitudinally extending groove which extends into the base portion, the groove having at least a portion extending beyond at least a portion of the groove opening. In another aspect of the present invention is directed to a method of making an orthodontic bracket using ultrasonic machining techniques.

Abstract: A ferromagnetic Ni-Fe alloy consisting essentially of:______________________________________ nickel from 75 to 82 wt. %, molybdenum from 2 to 6 wt. %, boron from 0.001 to 0.005 wt. %, calcium within the range satisfying any one of the following formulae in a weight ratio to sulfur as an incidental impurity, depending upon an oxygen content as an incidental impurity: 1.5 .ltoreq. Ca/S .ltoreq. 3.5, or 1.15 .ltoreq. Ca/S .ltoreq. 3.50, ______________________________________and the balance being iron and incidental impurities. Said alloy may further additionally contain from 1 to 5 wt. % copper and/or from 0.1 to 0.4 wt. % manganese. An alloy article such as a slab or a strip having an excellent surface quality of said alloy is manufactured by heating a material having the above-mentioned chemical composition to a temperature of from 1,100.degree. to 1,250.degree. C., and then hot-working the thus heated material at a finishing temperature of at least 800.degree. C.

Abstract: An Ni base alloy for use in spark plug electrodes for internal combustion engines which consists essentially by weight of:0.5 through 1.5% Si;0.7 through 2.8% Mn;0.25 through 4.5% Al; andoptionally 0.005-1% of one or more elements selected from the group consisting of Y and rare earth elements; and the remainder Ni and incidental impurities.

Abstract: A hydrogen absorbing Ni,Zr-based alloy comprising 5 to 20% by weight of titanium (Ti), 10 to 37% by weight of zirconium (Zr), 5 to 30% by weight of manganese (Mn), 0.01 to 15% by weight of tungsten (W), 6 to 30% by weight of iron (Fe), and optionally at least one of 0.1 to 7% by weight of Cu, 0.05 to 6% by weight of Cr and 0.01 to 5% by weight of Al, and balance nickel (Ni) and unavoidable impurities; and a sealed Ni-hydrogen rechargeable battery comprising a negative electrode provided with a hydrogen absorbing alloy as an active material, an Ni positive electrode, a separator and an alkaline electrolytic solution, wherein the hydrogen absorbing alloy is composed of such hydrogen absorbing Ni,Zr-based alloy.

Abstract: Disclosed is a wear-resistant intermetallic compound alloy having superior machineability which consists essentially of: 45-60% of either Ni or Co or both with cobalt content of at least 5%, at least one of 0.1-2% of Hf and 0.05-2% of Re, 0-2% of at least one element selected from the group consisting of Si, P, Cu, Zn, Ga, Ge, Cd, In, Sn, Sb, Pb and Bi, 0-2% of C, and 0-5% of at least one element selected from the group consisting of Zr, Fe, V, Nb, Ta, Cr, Mo, W and Mn, the balance being Ti and incidental impurities, the percent being atomic percent.

Abstract: An improved nickel-iron aluminide containing chromium and molybdenum additions to improve resistance to sulfur attack.

Abstract: Antibiotic alloys adapted for making sanitary articles, such as orthodontic fittings and component parts of water purifying apparatus, the alloy containing cobalt to impart an antibiotic ability hereto, and iron and nickel to enhance the workability thereof so that the alloy can be easily worked into intricate shapes.

Abstract: The present invention relates to an iron-nickel alloy containing from about 30% to about 60% nickel, from about 0.001% to about 0.15% nitrogen, at least one element selected from the group consisting of from about 1% to about 10% molybdenum and from about 0.001% to about 2% aluminum and the balance essentially iron. The alloys demonstrate improved resistance to intermetallic compound formation, improved glass to metal sealing properties, and improved wirebonding performance. The alloys of the present invention have particular utility as a lead frame material for semiconductor packages.

Abstract: Disclosed is a series of silicon rich nickel-base alloys that have a high degree of ductility and hot working properties. The alloys have the corrosion resistant characteristics comparable to cast HASTELLOY.RTM. alloy D (Ni - 9 Si - 3 Cu). The alloys have good tensile strength at temperatures up to 600.degree. C. comparing favorably with Alloy IN 718. In addition, the alloys may be produced by super plastic forming (isothermal forging). The nickel-base alloy typically contains 7 to 14% silicon, 0.5 to 6% vanadium, plus a number of optional modifying elements.

Abstract: A magnetoresistive device includes a magnetoresistive film made of permalloy alloy. This thin film is formed on a substrate by sputtering or vapor deposition method. Thereafter, the thin film is heated to a temperature between 200.degree. C. and 350.degree. C. by flowing an electric current therethrough or irradiating the thin film with an electron or laser beam. It is desirable that the heat treatment is effected in an alternating magnetic field. The permalloy alloy may contain at least one element including Rh, Ru, Mo, Cr and V.

Abstract: A melt is provided having the formula(Ni.sub.0.76 Al.sub.0.24-x Nb.sub.x).sub.89.75 Fe.sub.10 B.sub.0.25.The melt is rapidly solidified as ribbon and the ribbon is annealed at about 1100.degree. C. Desirable properties are found when x is between 0.02 and 0.10.

Abstract: An improved thin magnetic layer which is suitable for use in magnetic head pole piece applications and a method of manufacture therefor are disclosed. The magnetic layer is a single phase composition of NiFe and Al.sub.2 O.sub.3. The magnetic layer is manufactured by cosputtering from a single, two phase sputtering target, or from separate NiFe and Al.sub.2 O.sub.3 sputtering targets. The single phase composition results in increased abrasion resistance without degradation of the magnetic properties of the layer.

Abstract: A melt is provided having the formula(Ni.sub.1-x Al.sub.x).sub.99-y Fe.sub.y B.sub.1The melt is rapidly solidified as ribbon and the ribbon is annealed at about 100.degree. C. Desirable properties are found when x is between 0.21 and 0.26 and y is between 5 and 15.

Abstract: The present invention relates to iron-nickel alloys having improved glass sealing properties. Alloys of the present invention contain from about 30% to about 60% nickel, from about 0.5% to about 3% silicon, from about 0.5% to about 3.5% aluminum and the balance essentially iron. Preferably, the alloys have a total aluminum plus silicon content of less than about 4%. The alloys of the present invention have particular utility in electronic and electrical applications. For example, they may be used as a lead frame or a similar component in a semiconductor package.

Abstract: Alloys are described which contain nickel, aluminum, boron, iron and in some instances manganese, niobium and titanium.

Abstract: A wear-resistant alloy of high permeability having an effective permeabil of at least about 3,000 at 1 KHz, a saturation magnetic flux density of at least about 4,000 G, and a recrystallization texture of {110}<112>+{311}<112> is provided. The alloy is produced by cold working a forged or hot worked ingot of an alloy of a desired composition at a cold working ratio of at least about 50%, heating the cold worked alloy at a temperature which is below the m.p. of the alloy and not less than about 900.degree. C., and cooling the heated alloy from a temperature which is not less than an order-disorder transformation point (about 600.degree. C.) of the alloy. Alternatively, the alloy is produced by reheating the cooled alloy to a temperature which is not over than the order-disorder transformation point, and cooling the reheated alloy.

Abstract: A filler for welding a heat-resistant nickel-base alloy is disclosed. The filler comprises heat-resistant nickel-base alloy and an additive of 0.003 to 0.015 wt % boron based on the total weight of the filler metal. The filler may further comprise an other additive such as zirconium in the total amount of those two elements of 0.015 to 0.15 wt %, and the filler may further comprise the other additives such as lanthanum and cellium in the total amount of those fine elements of 0.018 to 0.15 wt % based on the total weight of the filler. The disclosed filler has improved creep properties at high temperatures and can be obtained without the defects inherent to conventional filler of heat-resistant nickel-base alloys.

Abstract: A ternary alloy comprised of cerium, nickel and manganese is characterized in having CaCu.sub.5 hexagonal crystal structure and stoichiometry. Members of a preferred class of compounds, represented by the empirical formula CeNi.sub.5-x Mn.sub.x wherein "x" has a value between 0.1 and about 1.0. These alloys react with hydrogen readily and can absorb a large amount of hydrogen at moderate pressure and temperature and are particularly suitable for use as hydrogen storage materials.

Abstract: A tri-nickel aluminide base composition is provided which has good ductility at all temperatures. The composition has a relatively high concentration of cobalt substituent and is doped by boron. It also has minor concentrations of at least two other substituent metals selected from the group consisting of niobium, hafnium, vanadium, molybdenum and zirconium.

Abstract: Improved Ni.sub.3 Al alloys are provided by inclusion of boron, hafnium or zirconium, and in some species, iron.

Abstract: A magnetic head having excellent abrasion resistance and improved working life by using a core made of permalloy (Fe-Ni) comprising a ternary alloy, in which the tantalum content in the alloy is within a range from about 1.5% to about 3% by weight, or a quaternary or pentanary alloy, in which niobium or niobium and titanium is further contained in a slight amount.

Abstract: Inhibition of grain size growth in a tri-nickel aluminide is achieved by additions of minor amounts of a metal selected from the group comprising rhenium and molybdenum.

Abstract: The disclosed magnetic alloy essentially consists of 60-86% of nickel (Ni), .5-14% of niobium (Nb), 0.001-5% in sum of at least one element selected from the group consisting of gold, silver, platinum group elements, gallium, indium, thallium, strontium, and barium, and the balance of iron with a trace of impurities, which alloy renders magnetic properties suitable for recording-and-reproducing head upon specific heat treatment.