Timber structures - Calculation of characteristic 5-percentile and mean values for the purpose of initial type testing and factory production control; German version prEN 14358:2013
Timber structures - Strength graded structural timber with rectangular cross section - Part 1: General requirements; German version EN 14081-1:2016— 49 стр.
Timber structures - Strength graded structural timber with rectangular cross section - Part 2: Machine grading; additional requirements for type testing; German version EN 14081-2:2018— 39 стр.