نتایج جستجو برای: extended strain based forming limit diagram
تعداد نتایج: 3531274 فیلتر نتایج به سال:
Experimental tests on superplastic forming of alloy Ti-6Al-4V with large dimensions can be quite difficult and expensive. In order to avoid the expense of manufacturing alloy sections, numerical modelling is used to simulate the alloy’s superplastic behaviour. However the results obtained from the numerical modelling need to be verified against experimental tests. In order to reduce the expense...
Stainless steel is an alloy of iron, chromium, and, occasionally, nickel and other metals that resists corrosion. Metal made into thin, flat pieces through industrial process called sheet metal. One the fundamental shapes used in metalworking, it can be cut bent many shapes. to create a vast array common items. The aim current work examine 310 austenitic stainless steel’s formability at room te...
Pressure-assisted single-point incremental forming (PA-SPIF) is one of the emerging techniques for sheet metals that have been subject rigorous research over past two decades. Understanding its mechanisms and capabilities growing as a result. Open gaps are still present in material constitutive modelling accurate numerical predictions finite-element simulations characteristics localised deforma...
A batch recipe for the selective crystallization of the metastable anhydrate form of an enantiotropic pseudo-dimorph system, L-phenylalanine, in a mixed solvent system (75 wt % water and 25 wt % 2-propanol) was implemented by controlled tracking of a designed trajectory in the phase diagram. The solubility curves of both the anhydrate and monohydrate forms were determined using attenuated total...
We present high resolution optical spectroscopy of three candidate members of the Taurus-Auriga star forming region. Based on the spectral type, the strength, profile and width of the Hα line, the detected lithium at 6708 Å, the location of these objects in a H-R diagram and the comparison with similar objects belonging to young stellar associations, we determine that they are bona fide members...
Fracturing by ductile damage occurs quite naturally in metal forming processes, and ductile fracture of strain-softening alloy, here 42CrMo steel, cannot be evaluated through simple procedures such as tension testing. Under these circumstances, it is very significant and economical to find a way to evaluate the ductile fracture criteria (DFC) and identify the relationships between damage evolut...
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