EN14399-3 grade 10.9 high strength
Steel structure
Heavy hex bolt
The EN 14399 suite of bolting standards was prepared on the basis of a mandate given to CEN by the European Commission under the EU Construction Products
Directive (89/106/EC). The Construction Products Regulation (EU No. 305/2011) made it mandatory for manufacturers to issue a Declaration of Performance (DoP)
and apply CE marking to their construction products covered by harmonised European Standards.