نتایج جستجو برای: glass fiber reinforced plastic

تعداد نتایج: 278081  

A. Hemmati, A. Kheyroddin M.K. Sharbatdar

High Performance Fiber Reinforced Cementitious Composite (HPFRCC) materials exhibit strain hardening behavior with multiple cracking under tensile loading. In this paper, experimental and parametric studies are performed to assess the influence of using HPFRCC material instead of normal concrete in reinforced concrete beams. After calibrating the experimental results, the analytical results inc...

Journal: :Journal of the Society of Materials Science, Japan 1965

The performance of asphaltic pavements during their service life is highly dependent on the mechanical properties of the asphaltic layers. Therefore, in order to extend their service life, scientists and engineers are constantly trying to improve the mechanical properties of the asphaltic mixtures. One common method of improving the performance of asphaltic mixtures is using different types of ...

Journal: :Stavební obzor 2021


 The main objective of this paper is to investigate the dynamic performance and behaviour glass-fiber reinforced plastic (GRP) mortar pipes under heavy truck loads. According field conditions, a finite element analysis (FEDA) model GRP pipe culverts was established. Modal vibration system carried out, natural frequencies with 26.6Hz,32Hz,35.7Hz corresponding mode shapes were obtained. On ...

2013
Cheng Piao Zhiyong Cai Nicole M. Stark Charles J. Monlezun

Potassium methyl siliconate (PMS) was investigated as a new nano modifier of wood fiber and wood flour to improve the compatibility between the fiber/flour and the plastic matrix in fiber reinforced plastic composites. Before injection molding, bleached and brown pulp fibers and mixed species wood flour were pretreated in PMS solutions. The morphology of the treated and untreated fiber and flou...

In this paper, an experimental investigation on ultrasonic welding of polyamide composites reinforced with glass fiber has been carried out. The effect of ultrasonic welding parameters, such as welding time, air pressure, hold time and the amount of glass fiber in the composite on tensile strength of weld joints were determined using response surface methodology. This methodology was applied fo...

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