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Special Studs

Bolt King is a UK Manufacturer of Special Studs, Studbolts and Tie Rods. We can produce CNC bar-turned Studs from M4 - M200. We manufacture to International Standards, as well as customer's drawings. As well as standard Alloy and Stainless steels, we love working with the exotics, including Inconel, Super Duplex, A286 660, Waspaloy and Monel.

With three thread-rolling machines on-site, we are also able to rolled threads where requested, up to M100.

Special Studs at Bolt King

Manufactured to your specification:

  • Studbolts
  • Special Studs
  • Tie Rods
  • Tie Bars
  • Double Ended Studs
  • Tap End Studs
  • Engineers Studs
  • Waisted Studs

Common Standards Thread Forms:

  • Metric / Metric Fine
  • UNC / UNF / UNS
  • BSF / BSW

Typical Grades:

  • ISO 898-1 6.8 / 8.8 / 10.9 / 12.9
  • Stainless Steel 303/304 / 316 / 321 / 347
  • Petrochemical A193 B7 / L7 / B16 / B8M / B8MA / B8C
  • Super Duplex S32760 / F55 / F53
  • INCONEL 600 / 625 / 718 / 800 / 925
  • Waspaloy / Jethete / Monel / Durehete

Special Fasteners In Exotic Alloys, Including
Inconel & Super Duplex