STEEL CONSTRUCTION FASTENERS
6
1.
High-strength, structural bolting assemblies for
preloading EN 14399
Summary of standard EN 14399:
Part 1 General Requirements
Part 2 Suitability for preloading
Part 3 HR System: Hexagon Bolt and Nut Assemblies
Part 4 HV System: Hexagon Bolt and Nut Assemblies
Part 5 Plain Washers
Part 6 Plain Chamfered Washers
Part 7 HR System: Countersunk Bolts and Nut Assemblies
Part 8 HV System: Hexagon Fit Bolts and Nut Assemblies
Part 9 HR or HV System: Direct Tension Indicators for Bolt and Nut Assemblies
Part 10 HRC System: Bolt and Nut Assemblies with calibrated preload