C-39
Citations:
C-39. CEN Workshop Agreement CWA 17793, “Test method for determination of the essential work of fracture of thin ductile metallic sheets,” European Committee For Standardization (CEN), August 2021, Ref. No.:CWA 17793:2021 E; https://www.cencenelec.eu/media/CEN-CENELEC/CWAs/RI/cwa17793_2021.pdf