This part of EN 13523 describes the procedure for determining the resistance to cracking of an organic coating on a metallic substrate when bent through 135° to 180°. The degree of adhesion may also be evaluated.
DS/EN 13523-7:2001 history
2021DS/EN 13523-7:2021 Coil coated metals – Test methods – Part 7: Resistance to cracking on bending (T-bend test)
2001DS/EN 13523-7:2001 Coil coated metals - Test methods - Part 7: Resistance to cracking on bending (T-bend test)