نتایج جستجو برای: steel plate
تعداد نتایج: 151775 فیلتر نتایج به سال:
In the standard three-rail shear test, as described in “ASTM D 4255/D 4255M The standard test method for in-plane shear properties of polymer matrix composite materials by the rail shear method” the specimen is clamped with bolts. This however, requires drilling holes through the specimen, which of course is not ideal for composite materials, because of the occurring damage around the holes. Fu...
Research on the steel structures with confining of axial expansion in fixed beams has been quite intensive in the past decade. It is well established that the thermal behaviour has a key influence on steel structural behaviours. This paper describes mechanical behaviour of beams with bolted slant end-plate connection with nonsymmetric gravity load, subjected to temperature increase. Furthermore...
Impact problems are typical in nature since they involve geometry, boundary and material non-linearity. The impact of projectiles at sub-ordnance velocities against mild steel, stainless steel and aluminum plates has been studied. In this paper, target plates of 3mm thickness of materials Mild steel, Titanium are made to impact by Tungsten fragment with different velocities 300, 500, 700 and 10...
The long-term effect of stainless steel and titanium alloy plates on structural remodelling and bone mass of osteotomised canine femora was studied and the effects of early and late removal of plates were compared in 27 adult Beagles. Radiological, histological, histomorphometric and tetracycline fluorescence studies led to three conclusions. First, the continuous (60 weeks) presence of plates,...
This paper deals with the systematic analysis of thermographic images recorded during the hot rolling process of steel plates. In the first part, local disturbances are detected and different approaches for disturbance rejection are proposed. From the processed images, reliable mean temperature profiles in longitudinal and lateral direction are calculated. In the second part of the paper, an op...
A helium-cooled plate-type divertor design concept has being proposed within the framework of the ARIES power plant study. W tiles are used as sacrificial armor, W-alloy as main structural material and advanced ODS (oxide dispersion-strengthened) steel as the coolant manifold. An impinging jet cooling scheme is employed to enhance the heat transfer characteristics of the concept in the high hea...
Thin plates are subject to several imperfections (including dents) which reduce the ultimate strength of plates. In this work, nearness effect of two short dents of same size on the ultimate strength of a thin square steel plate is numerically investigated. Dents are modeled on the FE surface of the undented plate by varying the location and orientation of dents and the centre distance between ...
The bearing plates used in plate load test for highway engineering are typically rigid. However, due to limitations obtaining the accurate distribution of compressive stress at bottom plate, there is often a significant deviation between measured subgrade resilient modulus and actual condition. To address this issue, flexible can be obtain more modulus. In study, we use variance degree mean qua...
There is limited knowledge regarding the attachment of cell wall-deficient forms of Listeria monocytogenes to abiotic and food contact surfaces. A typical L-form phenotype of Listeria monocytogenes was induced, propagated and recovered in both broth and plate culture by exposure to sub-lethal concentrations of ampicillin. Attachment of both cell-walled and L-forms to stainless steel were compar...
We describe an optimization tool for a multistage production process for rectangular steel plates. The problem we solve yields a production design (or plan) for rectangular plate products in a steel plant, i.e., a detailed list of operational steps and intermediate products on the way to producing steel plates. We decompose this problem into subproblems that correspond to the production stages,...
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