Ni-Cr
Corrosion process development of a Ni-Cr-Mo alloy used in dental prosthesis
... Most Ni-Cr alloys are formed by Ni (68% to 89%) and Cr ...Ti. Cr, although it has an important role in passive capacity of alloy tends to increase hardness and melting temperature, the ...
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Study of cyclic high temperature Oxidation behaviour of bare and Ni-Cr coating over low alloy steel
... steel. Ni-Cr coated specimens showed minor weight gain up to 50 th cycle, whereas high weight gains were observed in case of bare low alloy steel starting from 1 st cycle and continued till 50 th ...
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Electrochemical and Microstructural Study of Ni Cr Mo Alloys Used in Dental Prostheses
... and Ni based alloys were widely used in dental skeletal struc- tures and orthopedic implants such as screws, pins and ...and Ni-Cr dental cast alloys depends primarily on the Cr and Mo levels ...
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The Preparation of the Chromized Coatings on AISI 1045 Carbon Steel Plate with the Electroplating Pretreatment of Ni or Ni/Cr-C Film
... for specimen 1045-Ni-Cr(700-2) and 1045-Ni-CrC-Cr(700-2), respectively, and is much lower than 140 Ncm -2 for the untreated AISI 1045 steel under the same condition. Refer to previous studies ...
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Analysis of Deformation in Ni Cr Structures with New and Recast Alloys
... The present study analyzed new and recast Ni-Cr alloys, regarding the relationship between the applied force and the deformation in cantilevered bar segments, with dimensions of 4.0 mm, 3.5 mm, 3.0 mm in ...
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Measurement of the Density of Ni Cr Alloy by a Modified Pycnometric Method
... of Ni-Cr alloy in the temperature range from 1673 to 1950 K is represented by straight lines, and the temperature coefficient of density is a constant over the above temperature ...individual ...
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Kinetics of O2 Reduction on Oxide-covered Ni-Cr-Mo Alloys
... studied Ni-Cr-Mo alloys that are beneficial to improving alloy hardness, strength, resistance to damage from heat-treating operations, or corrosion resistance in a specific ...
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(IN VITRO) EVALUATION IONIC RELEASE OF TWO TYPES OF DENTAL BASE CASTING ALLOYS (CO/CR), (NI/CR) IN DIFFERENT PH MEDIA, COMPARATIVE STUDY
... Release of metallic ion from the metallic- lattice of dental alloys into the oral cavity occurs. Chloride, sulfides, and oxides, are formed during this process, the release ion from dental alloy is considered to be ...
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Microstructure and Characteristic of Laser Surface Alloyed Ni and Ni Cr B Si on Al Mg Si Alloy
... Al, Ni and Cr elements versus the line from region B and C, as the line in ...LSA Ni–Cr–B–Si sample by ...of Ni is increased from region B to the ...of Ni is decreased and ...
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SURFACE HARDNESS BEHAVIOUR OF HEAT TREATED Ni-Cr-Mo ALLOYS
... research, Ni-Cr-Mo alloys have been chosen for this purpose of investigate the characteristics of hardness and tensile strength of the low carbon alloy steel ...
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Corrosion Behavior of Ni-Cr Dental Casting Alloys
... for Ni–Cr and Ni–Cr–Mo alloys ...on Ni-Cr dental casting alloy are critical for their clinical ...that Ni-Cr casting alloys with a higher chromium and molybdenum ...
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Volume and Grain Boundary Diffusion of Chromium in Ni Base Ni Cr Fe Alloys
... In Fig. 9, available data on diffusion ofchromium in Ni– Cr (15–30 mass%) alloys are plotted along with the present data. The volume diffusion coefficient measured in our experiments compares very favorably ...
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The Influence of Alloying Elements on The Crevice Corrosion Behaviour of Ni-Cr-Mo Alloys
... oxygen. Ni-Cr-Mo alloys were designed to extend corrosion resistance to both reducing and oxidizing environments, with the Hybrid-BC1 developed to fill the gap between Ni-Mo and ...
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Phase stability, constitution and precipitation effects in Fe Ni Cr alloys
... hardening is attributed to the presence of grain boundary Cr 23 C 6 which was observed by electron metallography and identified using electron diffraction and EDX techniques. The carbides were observed only at the ...
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The High temperature properties of Fe Ni Cr alloys
... hardness during ageing, because the titanium level was reduced by combination with the carbon to form undissolved TiC. The ageing characteristics were very different from the other alloys studied, the increase in ...
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Density of Ni Cr Alloy in Liquid and Solid Liquid Coexistence States
... Sakuma.13 The thermal expansion coefficient β of liquid nickel is larger than the values obtained by other researchers except Benedicks et al.,11 Geld and Gertman,15 and is good agreemen[r] ...
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... The selection of post material is based on its biocompatibility, mechanical properties, ease of fabrication, and availability in the market and cost factor. Structurally compromised roots have conventionally been ...
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The microstructure and hardness of Ni-Co-Al-Ti-Cr quinary alloys
... on Ni – Cr – Al – Nb alloys showed that decreasing the size of the precipitates resulted in appreciable strengthening [74], in line with classical models of precipitation hardening ...
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Mechanics of Corrosion of Trip-Assisted Steels in Different Nacl Solutions
... Mechanics of corrosion of two TRIP-assisted steels designated as A (having no Cr and Cu content) and B (having higher Ni, Cr and Cu content) heat treated at different condition to alter ...
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Measurement of the Densities of Nickel Based Ternary, Quaternary and Commercial Alloys
... (Ni-Co-Al-Cr, Ni-Co-Al-Mo, Ni-Cr-Al-Mo) alloys and four commercial superalloys in liquid and mushy ...ternary Ni-Co-Al alloys measured in this work can be represented as a ...
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