The NP perforated sheets are made from sendzimir galvanized sheets, steel quality: S 250 GD + Z 275 according to DIN EN 10346, corrosion protection: 275 gm2 on both sides - corresponds to a zinc layer thickness of approx. 20 ?m, advantage: versatile fasteners in many standard sizes and cut to size, Support: wood, wood-based materials, component to be supported: wood, wood-based materials, area of application: there are many possible applications for perforated sheets in structural timber construction, they are used in particular for the production of truss and collar beam trusses, together with Simpson Strong-Tie® CNA comb nails or CSA screws all perforated sheets can be calculated as thick sheets according to EC5 or DIN 1052, so the higher values of the nail load-bearing capacities can also be used for the 1.5 mm sheets