Zr-alloys
Thermal Stability and Mechanical Properties of Glassy and Amorphous Ni Nb Zr Alloys Produced by Rapid Solidification
... the alloys, indicating the formation of a single amorphous ...of Zr concentration because of the larger atomic size of ...Ni–Nb– Zr alloys are formed by rapid solidification, together with the ...
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Electrolytic Recovery of High Purity Zr from Radioactively Contaminated Zr Alloys in Chloride Salts
... of Zr in both the cathodic deposits and the bottom of the molten salts are shown to be a powdery ...compounds, Zr would become unworkable, and reactor- grade Zr requires oxygen content lower than ...
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Microstructure and precipitation in Al Li Cu Mg (Mn, Zr) alloys
... Al-Li-Cu-Mg-(Mn, Zr) alloys have been manufactured by conventional casting and hot rolling (Table ...the alloys were given ...the alloys have been left at room temperature for a few months ...
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Thermal Stabilization and Mechanical Properties of Nanocrystalline Fe-Ni-Zr Alloys.
... of Zr to Fe-8 ...the Zr addition is increased from 1 to 4 at%. 1at% Zr alloys showed ductility leading to the shear failure whereas an abrupt shear failure with no ductility was observed for ...
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Grindability of Dental Cast Ti Zr Alloys
... Ti-Zr alloys varied according to the compositions and cooling condi- ...Ti-Zr alloys have been reported to be as follows: for dental cast ...
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Characterisation of the precipitation in Al Li Cu Mg (Mn, Zr) alloys
... new alloys from the 2xxx series which have enhanced formability but still retain good mechanical ...Al-Cu-Mg alloys has the double advantage of reducing their density and increasing their elastic ...
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Effect of Eutectic Behavior on Yield Stress of Mg La Zr Alloys
... For alloys contain- ing La, the crystal grain size is uniform at approximately 20 μm, permitting investigation of the yield behavior as af- fected by the eutectic ...
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Training Effect on Microstructure and Shape Recovery in Ti Pd Zr Alloys
... memory alloys cannot be used at applied stresses above 150 ...the alloys (Fig. 5(a)), and decreased with increasing Zr and V ...Ti-Pd-Zr alloys, was above 90% for up to 150 ...
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The effect of Nb on the corrosion and hydrogen pick up of Zr alloys
... Zr-Nb alloys are known to perform better in corrosion and hydrogen pick- up than other Zr alloys but the mechanism by which this happens is not well ...
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Alloy Development of High Toughness Mg Gd Y Zn Zr Alloys
... Mg-Y alloys are formed during cooling of ingot after solidification and completely solutionized by subsequent solution (homogenization)-treat- ment at 773 ...all alloys except the ...Zn-added alloys. ...
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Statistical Techniques and Analysis in Corrosion Measurements of Zr Alloys in Terphenyls EUR 2997
... COCCHI European Atomic Energy Community - EURATOM ORGEL Program Joint Nuclear Research Center - Ispra Establishment Italy Physical Chemistry and Scientific Information Processing Center [r] ...
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A mixed yield surface for modeling the anisotropic creep behavior of Zr alloys
... Internal variables constitutive models have been extensively improved during the past decade mainly for industrial purposes. In this paper, an original yield criterion is proposed to model the anisotropic behavior of ...
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Microstructure and properties of Mg-Nd-Zn-Zr alloys
... powertrain components. For example, the transmission case has operating temperature up to 175ºC and engine block is up to 200ºC [3]. Our results show that alloys containing medium Nd addition (1.6%) have already ...
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Formation, Thermal Stability and Mechanical Properties of Cu Zr Al Bulk Glassy Alloys
... Cu–Zr alloys was very effective for the increase in glass-forming ability as well as the stabilization of supercooled ...multi-component alloys with the three empirical component ...
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Glass Forming Ability and Mechanical Properties of the Ternary Cu Zr Al and Quaternary Cu Zr Al Ag Bulk Metallic Glasses
... stabilization of supercooled liquid, which suppress nuclea- tion and growth reactions of a crystalline phase from liquid. Addition of Ag to Cu-Zr-Al does not satisfy the three component rules, since the Cu-Ag pair ...
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Microstructures characterization of precipitates in Zirconium alloys
... deformed alloys somewhat indicates the possibility of plastic deformation of hydrides [21,26] ...containing Zr alloys, further efforts are still desired particularly about the crystallographic ...
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Stability of Supercooled Liquid and Transformation Behavior in Zr Based Glassy Alloys
... only a halo ring, indicating a glassy structure. It is found that the image has some features of local regions in the as- quenched sample, which are circled in Fig. 14(a). The size of the encircled local regions is below ...
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Corrosion Behavior of Cu Zr Ti Nb Bulk Glassy Alloys
... Cu–Zr–Ti alloys is expected to cause a decrease in glass-forming ability because the addition of Nb generates the bonding pair of Cu–Nb, Zr–Nb or Ti–Nb with ...
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Nanocrystallization and Amorphization Mechanisms in Zr X Alloys during the ARB Process
... amf alloys made by the ARB route has been focused on their unique physical or mechanical ...amf Zr-Al-Ni-Cu alloy processed by ARB, 9) the diffusion rate of each element can be fastened by several orders of ...
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Local Structure and Glass Transition in Zr Based Binary Amorphous Alloys
... of Zr–Ni pairs ...of Zr and Ni (0.124 nm). At the same time, the atomic distances of Zr–Zr and Ni–Ni pairs are similar to those calculated from the atomic ...Only Zr–Ni pairs show ...
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