Timber structures - Joints made with mechanical fasteners - General principles for the determination of strength and deformation characteristics (ISO 6891:1983)
Timber structures; testing of joints made with mechanical fasteners; requirements for wood density (ISO 8970:1989); german version EN 28970:1991— 4 стр.
Timber structures - Test methods - Withdrawal capacity of punched metal plate fasteners in handling and erection of prefabricated trusses; German version EN 15736:2009— 11 стр.