Fracture Surface of Chemically Tempered Glass Taken at the origin Mag 30 X The glass failure analysis experts at Read Consulting failure analysis labs have over 40 years of experience working with chemically tempered glass (such as gorilla glass). Chemical tempering uses ion exchange techniques to create surface compressive stresses. Unlike thermally tempered glass, the thickness […]
Surgical Screw Failure Analysis, Metal Fatigue
Read Consulting performed a metal failure analysis on two surgical screws that were used to hold wire for a surgical implanted back support system. These titanium screws failed after less than one year after the surgical implant.The failure analysis determined that both screws failed at the minor diameter due to metal fatigue in bending. […]
Diamond Tool Design{ Glass Expert Discusses Glass Damage From Diamond Grinding
Chart Showing Damage Depth of Diamond Grind v. Diamond Particle Size Checks in Glass Revealed by Etching with Buffered HF 100 Grit Damage Remaining After 0.0075″ Had Been Removed Certain types of glass must be ground to shape with a diamond tool, and they are then lapped and polished to make them transparent. If this […]
Plastic Pipe Expert Performs Failure Analysis on Failed PVC Pipe Elbow
The PVC pipe expert at Read Consulting was asked to perform a failure analysis of a failed PVC “glue joint” elbow that had failed in service and that had caused a significant amount of water damage. The failed PVC pipe elbow was submitted for failure analysis. Upper left is the as received elbow with a […]
Metallurgical Failure Analysis: Failed Cast Steel Pipe
Metallurgists at Read Consulting were asked to perform a metallurgical failure analysis of a cast steel pipe that had burst. The pipe was in a high pressure concrete delivery system that was pumping concrete to a top floor of a parking garage. The pipe burst unexpectedly, and a worker was injured. A part of […]
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