Bob Burt wins 2017 Lincoln Award

The Lincoln Award is named in honor of Dr. John W. (Jack) Lincoln, the U.S. Air Force’s first Technical Advisor for Aircraft Structural Integrity. Established in 1996, the Lincoln Award is given out annually at the USAF ASIP conference to recognize a distinguished career expert who has made significant contributions toward advancements in aircraft structural integrity and safety. Recipients have dedicated their careers to aircraft structural integrity through contributions to research and development, engineering, or applications. Hill Engineering would like to congratulate Bob Burt (Lockheed Martin Aeronautics) on winning the 2017 Lincoln Award! Continue reading Bob Burt wins 2017 Lincoln Award

Compressive residual stress

We recently answered the question: what is residual stress. As a follow-up for all of our interested readers, today we are addressing the topic of compressive residual stress. Once you understand the concept of residual stress, which is stress that is locked in a material during manufacturing, it is important to distinguish between compressive residual stress and tensile residual stress. Continue reading Compressive residual stress