Temperature Effects on Ultimate Bearing Strength of Polymeric Composite Joints

2002 ◽  
Vol 24 (1) ◽  
pp. 17 ◽  
Author(s):  
EA Armanios ◽  
RB Bucinell ◽  
DW Wilson ◽  
WA Counts ◽  
WS Johnson
2011 ◽  
Vol 20 (3) ◽  
pp. 096369351102000 ◽  
Author(s):  
Ercan Sevkat ◽  
Malek Brahimi ◽  
Sidi Berri

The bearing strength of pin-loaded woven glass-fibre reinforced epoxy composites was investigated. As an alternative to the hole-drilling procedure, a novel composite manufacturing technique has been implemented for pin-hole creation. The bearing performance of composite joints manufactured using both techniques was compared. Specimen with various edge- distances to pin-hole diameter ratios (e/d) and, width to pin-hole diameter ratios (w/d) were tested. It was observed that composite joints manufactured using the novel technique sustained more load compared to the joints manufactured by the hole-drilling procedure. Geometrical parameters were found to be effective on failure modes, bearing strength and magnitude of sustained load.


2003 ◽  
Vol 15 (3) ◽  
pp. 417-424
Author(s):  
Byong-Kook Kim ◽  
Won-Kyu Lee ◽  
Oan-Chul Choi

2003 ◽  
Vol 24 (1) ◽  
pp. 132-139 ◽  
Author(s):  
John F. Timmerman ◽  
Brian S. Hayes ◽  
James C. Seferis

Author(s):  
L. S. Lin ◽  
K. P. Gumz ◽  
A. V. Karg ◽  
C. C. Law

Carbon and temperature effects on carbide formation in the carburized zone of M50NiL are of great importance because they can be used to control surface properties of bearings. A series of homogeneous alloys (with M50NiL as base composition) containing various levels of carbon in the range of 0.15% to 1.5% (in wt.%) and heat treated at temperatures between 650°C to 1100°C were selected for characterizations. Eleven samples were chosen for carbide characterization and chemical analysis and their identifications are listed in Table 1.Five different carbides consisting of M6C, M2C, M7C3 and M23C6 were found in all eleven samples examined as shown in Table 1. M6C carbides (with least carbon) were found to be the major carbide in low carbon alloys (<0.3% C) and their amounts decreased as the carbon content increased. In sample C (0.3% C), most particles (95%) encountered were M6C carbide with a particle sizes range between 0.05 to 0.25 um. The M6C carbide are enriched in both Mo and Fe and have a fee structure with lattice parameter a=1.105 nm (Figure 1).


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