Technical supply conditions for threaded steel fasteners: Part 2 tolerances for fasteners - Bolts, screws, studs and nuts - Product grades a, b and c (Third Revision)
Technical supply conditions for threaded steel fasteners: Part 3 mechanical properties of fasteners made of carbon steel and bolts, screws and studs (Fifth Revision)
Technical supply conditions for threaded steel fasteners: Part 9 surface discontinuities section 2 bolts, screws and studs for special applications (Third Revision)
Fasteners - Thread run - Outs and undercuts : Part 3 dimensions for screw thread run - Outs and undercuts for internal threads (Blind Tapped Holes) (third revision)
Use of structural steel in overhead transmission line towers - Code of practice: Part 1 materials, loads and design strengths: sec 1 materials and loads (Fourth Revision)