Experimental Investigation of Thin-Steel Hyperbolic Paraboloid Structures

1972 ◽  
Vol 98 (10) ◽  
pp. 2165-2179
Author(s):  
Peter Gergely ◽  
George Winter
1972 ◽  
Vol 98 (11) ◽  
pp. 2605-2621 ◽  
Author(s):  
Prabodh V. Banavalkar ◽  
Peter Gergely

2014 ◽  
Vol 80 ◽  
pp. 66-79 ◽  
Author(s):  
Mohammad Reza Javaheri-Tafti ◽  
Hamid R. Ronagh ◽  
Farhad Behnamfar ◽  
Parham Memarzadeh

1983 ◽  
Vol 50 (2) ◽  
pp. 321-326 ◽  
Author(s):  
A. Rosen

A set of nonlinear equations that describe the nonlinear deformation of initially twisted bars under the influence of torsional moment and tension force, which act simultaneously, are derived. Special attention is devoted to the case of thin symmetrical cross sections and the equations appropriate to this case are shown. The linear terms of the equations, in the case of thin rectangular cross sections, are compared to solutions of the same problem, obtained by other researchers, who investigated the torsion and extension of helicoidal shells. It is shown that even for thin cross sections having large values of initial twist, the deviations between the two linear solutions are very small. To check the applicability of the theory to nonlinear regions, the theoretical results are compared to experimental results obtained during the course of the present research. The experiments include the torsion and extension of thin steel strips having rectangular cross sections. The agreement between both is very good, which proves the validity of the theory.


2010 ◽  
Vol 443 ◽  
pp. 537-542 ◽  
Author(s):  
Guo Qing Zhang ◽  
Hui Huang ◽  
Xi Peng Xu

An experimental investigation was carried out to braze diamond abrasives onto thin steel wires, in which case the brazing was conducted in the vacuum and under high temperatures by using a nickel-based powder as brazing alloy. The morphologies and microstructures of the brazed wires were observed and the comprehensive mechanical properties of the brazed wires were tested. The brazed wires were also used to cut such brittle materials as ceramics, glass, and natural stone. It is shown that a typical phenomenon of brazing alloy’s climbing around the diamond grains was observed in brazing the wires. Through observing the cross-section of brazed wires, it is observed that there is a good bonding between the brazing alloy and the body of steel wires. The crystal grains of the steel wires grew significantly after brazing. Through observing the morphologies of the diamond wires and the surfaces of four workpiece materials, few diamond pull-outs were found on the wires and the kerfs on the workpiece materials were basically flat.


2019 ◽  
Author(s):  
A. Cometa ◽  
H. J. M. Geijselaers ◽  
A. H. van den Boogaard ◽  
D. J. Wentink ◽  
C. W. J. Hol ◽  
...  

2014 ◽  
Author(s):  
Shane Close ◽  
Victoria Adkins ◽  
Kandice Perry ◽  
Katheryn Eckles ◽  
Jill Brown ◽  
...  

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