نتایج جستجو برای: zinc alloys
تعداد نتایج: 117023 فیلتر نتایج به سال:
Zinc-nickel alloys with 8-15% nickel were deposited onto stainless steel for corrosion protection. Alkaline deposition conditions were utilized given that alkaline systems have been found to offer superior substrate coverage which results in better corrosion protection of the metal substrate (stainless steel) compared to acid bath depositions. This method utilizes ammonium hydroxide as the base...
In the last decade, iron and magnesium, both pure and alloyed, have been extensively studied as potential biodegradable metals for medical applications. However, broad experience with these material systems has uncovered critical limitations in terms of their suitability for clinical applications. Recently, zinc and zinc-based alloys have been proposed as new additions to the list of degradable...
Zinc based alloys have recently attracted great attention as promising biodegradable metals. Zinc exhibits moderate degradation rates in biological fluid and the zinc releases during the degradation process is considered safe to human systems. However, these materials exhibit critical limitations in terms of mechanical properties for medical applications. Adding alloying elements as well as gra...
Hydrogen embrittlement affected by three types of plating (low-P and high-P electroless Ni-P electrolytic Zn-platin) was investigated means slow-strain-rate three-point bending test on aluminum alloys (2017-T3, 6061-T6 7075-T651). generated the zinc absorbed alloy substrates, trap sites in substrates for hydrogen differed between plating. able to be evaluated tests plated alloys. Zinc did not c...
Phosphating is one of the most widely used surface treatments of ferrous and non-ferrous materials due to its low-cost, easy production, good corrosion resistance and good adhesion with paint. Many researchers have tried to explore the different applications of the phosphating processes in various fields including automobile and aerospace. Recently, the zinc phosphate conversion coatings on mag...
The electronic, structural, and thermodynamic properties of cubic (zinc blende) group-III nitride ternary InxGa1−xN and quaternary AlxInyGa1−x−yN alloys are investigated by combining first-principles total energy calculations and cluster expansion methods. External biaxial strain on the alloys are taken into account in the calculations. While alloy fluctuations and strain effects play a minor r...
In the following, a statistical investigation of the deposits of zinc-iron alloys from an alkaline electrolyte is undertaken. By m e a n s of a systematic variation of the zinc, hydroxide, and iron concentrations these factors are investigated a s to their effect on zinc-iron barrel plating of screws. In the investigation, the various factors affecting the: Barrel-current yield, layer thickness...
zinc-nickel electrodeposits have been widely adopted for surface treatment of automobile steel sheet for high corrosion resistance. in this work the effect of pulse parameters on the zn-ni alloy electrodeposits was investigated. the hardness, thickness, corrosion resistance and composition of deposits thus produced were investigated. the surface topography of the deposits was also observed in s...
Magnesium (Mg) has drawn increasing attention as a tissue engineering material. However, there have been very few studies of laser-melted Mg-Zn alloys. In this study, four binary Mg-xZn (x = 2, 4, 6 and 8 wt. %) alloys were fabricated by laser melting. The influence of zinc (Zn) content and technique on the degradation behavior and mechanical properties of Mg were discussed. Results revealed th...
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