Manufacturing Capabilities


Manufacturing Capabilities

BST Supplies are a fully ISO9001 / 14001 and API20E / 20F accredited manufacturer of safety critical bolting to the Nuclear & Defence, Oil & Gas and Power Generation markets. We have been manufacturing safety critical bolting since 1988 and as such have a wealth of experience on site in regard to the supply of European raw materials and fully traceable bolting that is manufactured on site.

European Raw Materials

All materials are from European Source with additional chemical testing validation once on site and ‘each bar’ is hard etch batch coded to confirm full traceability to purchase order, mill and heat number.

Raw Materials

Hot Forging

We offer Hot Head Forging process and can offer bolting in a range of head forms such as, Hexagon, Bi Hex (12 point), Socket Head Cap or customer specific ‘bespoke’ head forms.

Forging 6mm (1/4”) to 105mm (4.1/4”).

Hot Forging

Heat Treatment

Heat Treatment performed to both Carbon Steels and Exotic materials, we can perform limited scope in house and also have a number of sub suppliers that are fully approved and accredited to customer requirements and Industry Standards.

Mechanical Testing (Destructive and Non Destructive)

Our Internal Testing Laboratory is ISO/EIC 17025 accredited and equipped with the latest fully calibrated testing equipment. We offer attendance for witness testing by Lloyds, DNV, or customer specific site visits for 3.2 release of components.

Test House BST

The link below can take you directly to our accreditation where the full scope of BST testing schedule can be viewed.

CNC Machining

BST have a range of general capstan and automated CNC machine capabilities for threaded and non-threaded components. We have 5 sliding head machines that are capable of high repetition and enable us to machine large volume or small batch components in line with our customer requirements. Capabilities to machine 0BA – 12” diameter, subject to length.

CNC Section BST


BST have an in house PTFE coating facility that can offer a range of Xylan and Phosphate coatings. We also offer:

  • Zinc Nickel / Clear / Yellow
  • Hot Dip Galvanising
  • Sherradizing
  • Sermaguard
  • Cadmium
  • Electroless Nickel
  • Geomet
  • Copper
  • Silver

Coating BST

Contact Us

For enquiries, orders or additional information about our specialist fasteners and high-integrity components, please contact our head office, or request a free call back using the form below.
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Contact Info

BST Supplies Ltd Zenith,
Fordhouse Road, Bushbury,
Wolverhampton, West Midlands
WV10 9FB

Telephone: +44 (0) 1902 724800
Fax: +44 (0) 1902 725741