BS 5950

The following design data is available for Bolts & welds:

• Non-preloaded ordinary bolts - Grade 4.6 bolts:

  • With S275
  • With S355

• Non-preloaded ordinary bolts - Grade 8.8 bolts:

  • With S275
  • With S355

• Non-preloaded ordinary bolts - Grade 10.9 bolts:

  • With S275
  • With S355

• Non-preloaded countersunk head bolts - Grade 4.6 bolts:

  • With S275
  • With S355

• Non-preloaded countersunk head bolts - Grade 8.8 bolts:

  • With S275
  • With S355

• Non-preloaded countersunk head bolts - Grade 10.9 bolts:

  • With S275
  • With S355

• Preloaded HSFG bolts - Non-slip in service:

  • With S275
  • With S355

• Preloaded HSFG bolts - Non-slip under factored loads:

  • With S275
  • With S355

• Preloaded countersunk HSFG bolts - Non-slip in service:

  • With S275
  • With S355

• Preloaded countersunk HSFG bolts - Non-slip under factored loads:

  • With S275
  • With S355

• Fillet welds:

  • With S275
  • With S355