1. ASTM E2899–2019e1. Standard test method for measurement of initiation toughness in surface cracks under tension and bending. Annual Book of ASTM Standards. West Conshohocken, PA: American Society for Testing and Materials. (2019)
2. ASTM E1820–15a. Standard test method for measurement of fracture toughness. Annual Book of ASTM Standards. West Conshohocken, PA: American Society for Testing and Materials. (2015)
3. BS7448, Part 1: fracture mechanics toughness tests. Method for determining of KIC, critical crack tip opening displacement (CTOD) and critical J values of metallic materials. British Standards Institution. (1991)
4. ISO 12135. Metallic materials–unified method of test for the determination of quasi-static fracture toughness. Annual Book of ISO Standards. Switzerland: International Standard Organization. (2002)
5. Pavankumar, T.V., Samal, M.K., Chattopadhyay, J., Dutta, B.K., Kushwaha, H.S., Roos, E., Seidenfuss, M.: Transferability of fracture parameters from specimens to component level. Int. J. Press. Vessels Pip. 82(5), 386–399 (2005)