نتایج جستجو برای: 3 point bending

تعداد نتایج: 2259008  

2008
Yukou Takahashi Masayoshi Okamoto Yuji Kikuchi Akihiko Akiyama

ABSTRACT The new design of a modified lower limb of the Polar-II pedestrian dummy for enhanced biofidelity requires establishment of an alternative instrumentation to load cells. The objective of this study was to determine injury thresholds for the thigh and leg of the modified dummy, and to establish an alternative measurement technique. FE pedestrian impact simulations were run using full-bo...

Semi-Circular Bending (SCB) Test is a fast and accurate three-point bending test, which was originally used in rock mechanics. SCB test is going to be an accepted test method for asphalt concrete pavements. Different asphalt-mixture property-values such as tensile strength, stress intensity factor and fatigue can be obtained by this test. In this study, static and dynamic tests including SCB te...

A. Noorian, H. Saghafian, Sh. Kheirandish,

Abstract: mechanical properties of AISIH 13 hot-work tool steel have been studied. Cast samples made of the modified new steel were homogenized and austenitized at different conditions, followed by tempering at the specified temperature ranges. Hardness, red hardness, three point bending test and Charpy impact test were carried out to evaluate the mechanical properties together with characteriz...

This study investigates propagation of mode I crack in B70 pre-stressed concrete sleepers by fracture mechanics approach. A new experimental analysis is done for notched B70 pre-stressed concrete sleepers with Replica test and image analysis. A scanning electron microscope test (SEM) and an image analysis are applied for the Replica test in order to determine crack length and crack mouth openin...

2015
Nikolaos Stamos-Papastamos Nicola J. Petty Jonathan M. Williams

Objective: The purpose of this study was to investigate the effects of lumbar rotational manipulation and lumbar central posteroanterior mobilization on lumbar bending stiffness and flexion and extension range of motion (ROM). Methods: A samesubject, repeated-measures, crossover design was used using 32 asymptomatic subjects (16 female and 16 male; mean [SD] age, 25.5 [4.5] years; weight, 65.7 ...

2015
Yusuke Yamasaki Keita Nagira Mari Osaki Hideki Nagashima Hiroshi Hagino

BACKGROUND Mechanical loading of bones activates modeling and suppresses remodeling by promoting bone formation. Eldecalcitol is approved for the treatment of osteoporosis in Japan and is often used in patients undergoing exercise therapy. However, the effects of eldecalcitol on bone formation during mechanical loading are unknown. The aim of this study was to clarify the influence of eldecalci...

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