Inside the massive testing hangars across Seattle and Everett, the world's biggest jetliners are turned into mechanical lab rats. Hydraulic actuators yank their wings skyward, compressors simulate ...

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 ...

Boeing has begun fatigue testing on the structural airframe of the 787 Dreamliner. Fatigue testing involves placing the 787 test airframe into a test rig that simulates multiple lifecycles to test how ...

Mechanical parts are more frequently subjected to cyclic loads than solely static loads. Fatigue issues are commonly observed in turbine blades, aerospace components, locomotive systems, large ...