Historical
DIN EN 12320:2012
Building hardware - Padlocks and padlock fittings - Requirements and test methods; German version EN 12320:2012
This document applies to mechanical padlocks and padlock fittings normally used in buildings and specifies the test methods to be used. This document specifies performance and other requirements for strength, security, durability, performance and corrosion resistance of padlocks. It establishes one category of use, two categories of durability, six categories for corrosion resistance and six grades for security.
Deutsches Institut für Normung [din]