Grain Refinement
Machinability Study on Al-7si Alloy Subjected To Grain Refinement
... the grain structure of Al-7Si (LM25) alloy by adding a suitable amount of grain refiner namely Al-5T-1B and the same was subjected to mechanical ...the grain refiner was added and later transferred ...
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The effect of the austenite grain refinement on the tensile and impact properties of cast Hadfield steel
... austenite grain refinement on the tensile and impact properties of a cast Hadfield steel (12 % Mn, ...austenite grain refinement was obtained by hafnium ...a grain size of 600 µm, while ...
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Grain Refinement of Al-5Ti-0.62C-0.2Nd Grain Refiner for Commercial Pure Aluminum and Its Effect on Mechanical Properties
... into Al 4 C 3 14,25 , enhance their wettability, and improve the heterogeneous nuclear potential of TiC particles. On the other side, the layer guarantees that even tiny TiC particles cannot easily precipitate together. ...
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Influence of Zirconium on the Grain Refinement of Al 6063 alloy
... [6]. Grain refinement is the most widely used technique to achieve fine and uniform distributed equiaxed grains ...equiaxed grain structure plays a crucial role in improving mechanical properties, ...
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Review of grain refinement methods for as-cast microstructure of magnesium alloy
... various grain-refi ning methods developed for Mg-based alloy, mainly applied to the wrought and cast ...Fine grain microstructure favors uniform deformation and improves isotropic mechanical properties of ...
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Microstructural and mechanical properties of gravity-die-cast A356 alloy inoculated with yttrium and Al-Ti-B grain refiner simultaneously
... Grain refinement plays an important role to determine the quality and integrity of aluminium ...achieve grain structure which is fine and equiaxed in the as-cast aluminium alloys products produced by ...
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Development of environmentally friendly cast alloys and composites. High zinc Al-base cast alloys
... to grain refinement of the foundry Al-20 wt% Zn (AlZn20) alloy, aiming at improving ductility of the sand-cast alloy The melted alloy was inoculated using traditional AlTi5B1 (TiBAl) and ...the grain ...
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Mat. Res. vol.15 número2
... Magnesium has low formability at low temperatures due to the limited number of slip-systems in its h.c.p. structure. Therefore ECAP processing is usually carried out at high temperatures, typically ~473 – 673 K. This ...
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Matéria (Rio J.) vol.15 número2
... Microstructural refinement of steel is usually achieved by alloying and/or thermomechanical treatments accompanies various types of phase ...for grain refinement of metals and ...ultrafine ...
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Mat. Res. vol.17 número4
... The ES die structures have been manufactured and installed to the horizontal extruder. ES forming was applied to fabricate AZ31 Mg alloy rod at preheat temperature of 420°C with speed of 20mm/s. The results proved that ...
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Effects of grain-producing cover crops on rice grain yield in Cabo Delgado, Mozambique
... Rice (Oryza sativa L.) is considered a staple food for countries worldwide (Nokkoul & Wichitparp, 2014; Nas- cente et al., 2013a; Nayar, 2014). Specifically in Mozambique, this grain can ease poverty of 3.1 ...
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SELECTION FOR THE DEVELOPMENT OF BLACK EYE COWPEA LINES1
... great grain color variability, but there are several market niches for them, according to the consumer ...The grain types were divided into four classes—White, Black, Colored and Mixed—and 17 subclasses ...
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BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY
... Rain is scarce in various regions during the wheat cultivation period. Water stress reduces wheat grain yield (Davidson and Chevalier, 1990; Jat et al., 1990; Sairam et al., 1990; Kobata et al., 1992; Thompson and ...
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INFLUENCE OF ABNORMAL AUSTENITE GRAIN GRAIN GROWTH IN QUENCHED ABNT 5135 STEEL
... austenite grain size on the volume fraction of retained austenite measured by metallographic analyses and X-ray ...austenite grain size, it was observed that the increase in austenite grain promotes ...
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Comparative omics-driven genome annotation refinement: application across Yersiniae.
... Genome sequencing continues to be a rapidly evolving technology, yet most downstream aspects of genome annotation pipelines remain relatively stable or are even being abandoned. The annotation process is now performed ...
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Electrochemical techniques and sensors for ocean research
... According to Reimers (Reimers, 2007), “ The greatest remaining challenges asso- ciated with voltammetric microelectrode measurements are refinement of techniques to optimize sensitivity,[r] ...
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Corn grain yield and
... practice in Brazil to broadcast N over the corn canopy because it is easier, faster and cheaper than incorporating fertilizers into the soil (Vargas et al. 2015). One of the strategies to maintain a greater amount of ...
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Glycine betaine and salicylic acid induced modification in productivity of two different cultivars of wheat grown under water stress
... weight, grain number per spike, grain weight per plant, straw weight per plant, crop yield per plant, harvest, mobilization and crop indices) are reduced due to water stress in both wheat ...
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Evaluation of drought resistance of barley (Hordeum vulgare L.) cultivars using agronomic characteristics and drought tolerance indices
... between grain yield and the biomass, harvest index and number of spike per m -2 (Table ...thousand grain weight and the number of grain per spike (Table ...of grain per spike, plants can not ...
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