Back in April 2015, my CW column focused on the two ASTM standardized test methods used for measuring the through-the-thickness, or interlaminar, tensile strength of composite laminates. Despite their ...

Fig. 1. Standard method used for displaying fatigue test results. 1a (right) shows standard fatigue testing terminology, and 1b. (left) depicts an S-N diagram. Photo Credit: Dan Adams Fatigue testing ...

Learn about the basics of composites and composites testing or refresh your knowledge. We will show you the basic test methods to enable quality assurance and design of composite structures. Explore ...

ALBUQUERQUE, N.M. -- Researcher David Moore holds a rectangle of hard carbon composite material, smooth with a faint woven pattern on its surface. The sample shows normal wear and tear until he turns ...

Many composite structures are assembled with mechanically fastened (“bolted”) joints. Structural analysis of these attachments requires a linked set of design properties that are generated by D30 test ...

The innovative device and accompanying test method provides a solution for screening a wide selection of materials, highlighting those most suitable for detailed material testing using conventional ...