Elara pointed to the standard. "Paragraph 4.2.2," she said. "Vibration. Thermal cycling. Corrosion. A soldered joint wicks flux into the strand, makes it brittle. A crimp, done right, is cold-welded. The copper grains actually fuse under pressure. DIN EN 60352-2 isn't a suggestion. It's physics."
Standard documents are protected by copyright and are typically not available for free legally. You can obtain the official PDF from: : The primary distributor for DIN standards. din en 60352-2 pdf
“Someone didn’t read the standard,” Lena said. Elara pointed to the standard
DIN EN 60352-2 is a European standard for "Solderless connections - Part 2: Crimped connections - General requirements, test methods and practical test requirements". Thermal cycling
A significant portion of the DIN EN 60352-2 PDF details the rigorous testing procedures used to validate a crimp design. These tests are often categorized into: