Experimental Study of Sliding Load According to Changes of Axial Bolt Clamping Force of H-Beam Affected by Pure Bending

Author(s):  
Chun Ho Kim
2006 ◽  
Vol 321-323 ◽  
pp. 344-347
Author(s):  
Chun Ho Kim

Despite being an important element to connect the major building materials in a steel bridge, bolt joints have not been sufficiently studied in terms of each defect generated in them. Among defects in bolt joints of steel bridges currently in public use, the most frequently occurring problem is the insufficient axial bolt clamping force. To measure sliding load caused by change in axial bolt clamping force, a test sample of H-beam applied with pure bending was created and static tests were administered. Based on the axial bolt clamping force of the test sample where the designed axial bolt clamping force is 100%, tests were carried out with different axial bolt clamping forces of 75%, 50% and 25%. Then, the sliding load caused by change in the axial bolt clamping force was analyzed.


2017 ◽  
Vol 64 (3) ◽  
pp. 301-313 ◽  
Author(s):  
Radosław Bielawski ◽  
Michał Kowalik ◽  
Karol Suprynowicz ◽  
Witold Rządkowski ◽  
Paweł Pyrzanowski

Abstract The aim of the paper is to validate the use of measurement methods in the study of GFRP joints. A number of tests were carried out by means of a tensile machine. The studies were concerned with rivet connection of composite materials. One performed two series of tests for two different forces and two fibre orientations. Using Finite Element Method (FEM) and Digital Image Correlation (DIC), strain maps in the test samples were defined. The results obtained with both methods were analysed and compared. The destructive force was analysed and, with the use of a strain gauge, the clamping force in a plane parallel to the annihilated sample was estimated. Destruction processes were evaluated and models of destruction were made for this type of materials taking into account their connections, such as riveting.


2014 ◽  
Vol 79 ◽  
pp. 1-7 ◽  
Author(s):  
Krzysztof Magnucki ◽  
Pawel Jasion ◽  
Ewa Magnucka-Blandzi ◽  
Piotr Wasilewicz

1992 ◽  
Author(s):  
Samar K. Guharay ◽  
C. K. Allen ◽  
Martin P. Reiser ◽  
Patrick G. O'Shea

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