The V-notched rail shear test fixture (Fig. 1b) loads the specimen through its faces, allowing for greater load transfer and the testing of higher shear strength composite laminates. Face-loading of ...

Charpy test specimens normally measure 55x10x10mm and have a notch machined across one of the larger faces. The notches may be: • V-notch – A V-shaped notch, 2mm deep, with 45° angle and 0.25mm radius ...

A shear test method for composite materials, typically termed Double-Notch Shear, has been in existence for many years and is still used, but not without controversy. It is defined by ASTM ...

Izod test specimens vary depending on what material is being tested. Metallic samples tend to be square in cross section, while polymeric test specimens are often rectangular, being struck parallel to ...