Assembly Stress Sleek modern designs demand that hinges, strut mounts, and other components be applied directly to the glass products whether bonded or fastened through drilled holes. Using special test procedures, the GFP 1200 and 2000 can be used to assess the load transfer from the glass to the body. Installation stress of windshields can also be monitored. The example below shows the stresses around a backlite hinge. The stresses were found to be acceptable.