From NASA’s technical reports server on fracture toughness of thin plates Many emerging commercial structures such as fuel cell elements and diesel particulate filters consist of thin brittle plates. The fracture toughness of such thin plates is of interest for...
From NASA’s technical reports server on chevron-notched specimens The chevron notched four-point bend specimen provides a convenient method for measuring fracture resistance of very brittle materials which are difficult to precrack. Read the full memorandum...
SOMERVILLE, MA: Joe and Theresa Annese of Bomas Machine Specialties, Inc. have announced the purchase of the entire commercial building at 334 Washington Street, Somerville, MA. Bomas has been operating at that location since 1979, and according to Joe, the new real...
This photo illustrates how MOR bars are broken for material strength. MOR = Modulus of Rupture. This is a Standard Test Method for Flexural Strength of Advanced Ceramics. This illustration shows a 4-point test. As you can see , there are 4 contact points on the bar....
According to “Global Market Study on Automotive Composites: Polymer Matrix Composites to be the Largest Segment by 2022,” a recent report from Persistence Market Research, the global automotive composites market was valued at $3.1 billion in 2014 and is expected to...
