Performance
Dimensions
Designations
Steels
High-tensile steels
Load-indicating bolts
Tensile loading
Grades (quality)
Marking
Bolts
Structures
Fasteners
Washers
Bolting
Load measurement
Compression loading
Link: BS EN 14399-9:2018 High-strength structural bolting assemblies for preloading System HR or HV. Direct tension indicators for bolt and nut assemblies
Source: BSI Standards
