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Non-Standards Are Our Standard


Carbon & Alloy Steels
Stainless Steel
Super Duplex
Exotic Alloys

Carbon & Alloy Steels, Stainless, Exotic Alloys, Super Duplex & Non-Ferrous

Smith Bullough manufactures a wide range of special bolts and industrial fasteners to meet your requirements.

Below is just a small example of our capabilities – please contact us for further details.

Carbon & Alloy SteelsMild Steel, 080M40 / EN8, 605M36 / EN16, 709M40 / EN194.6, 8.8, 10.9, 12.9, R, S, T, V, A193 / A320 L7, L7M, B7, B7M
Stainless Steel303, 304, 310, 316, 317, 321, 347, 410, 420, 431, 904LA2-50, A2-70, A2-80, A4-50, A4-70, A4-80, A4-100, A193 / A320 B8, B8M
Exotic AlloysHastelloy, Monel, Inconel, Nitronic, Titanium, 660Monel 400 / K500
Inconel 600 / 601 / 625 /718, A453 660A, 660B, 660D
Super DuplexUNS S31254, S32750, S32760S31254-F44, S32750-F53, S32760-F55
Non-FerrousHiduron, Cupro Nickel, Aluminium, Phosphor Bronze, Copper

Metric and Imperial Special Bolting

Smith Bullough stock and manufacture industrial fasteners in Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms.

Sizes range from M6 (1/2″) to M52 (2″) Diameter. Length < 900mm (36″).

smith bullough bolts and screws manufacturer
machined and forged industrial fasteners

We offer an extensive range of standard & special fasteners in an array of threadforms (Metric, BSW (Whitworth), BSF, UNC & UNF) and finishes.

Our range of manufacture includes :

  • Hexagon Headed Bolts
  • Square Head Bolts
  • Cup Square Hexagon & Cup Round Hexagon
  • Cup Nib Bolts & Csk Nib Bolts
  • Csk Square Bolts / Ploughbolts
  • Square Square Hexagon / Holding Down Bolts
  • Indented Foundation Bolts
  • Ajax Bolts & Pyramid Bolts
  • T Bolts
  • Petrochemical Bolts, Nuts, Studbolts in L7, L7M, B8, B8M
  • Allthread & Engineers Studs
  • Special Head shapes manufactured to customer specification

Our range is available from stock or blanks for rapid delivery.

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