TECHNICAL SUPPLY PARTNER - UK
Certified Special Fasteners & Machined Components
Drawing-based and specification-led supply for demanding industrial applications. SNB manages the technical route from enquiry and material review through manufacture, testing, coating, inspection, certification and delivery
- Who We Are
Technical Supply Support
from Enquiry to Certification
When quality, traceability and delivery timelines matter, SNB provides more than parts. We help customers manage the technical detail behind each requirement from material selection and manufacturing route through to testing, coating, inspection and final certification pack.

Drawing-Based Specials

Material Traceability Where Required

BS EN 10204 Documentation

Testing & Inspection Support

UK & International Supply
MANAGED TECHNICAL SUPPLY
More Than a Catalogue Supplier
Many SNB enquiries involve non-standard dimensions, specialist materials, customer drawings, heat treatment, coatings, testing or detailed certification. We review the requirement first, define the correct supply route and manage the technical stages through to final documentation and delivery.
Technical Review
Drawing, standard, material, quantity, certification and delivery requirements reviewed.
Supply Route
Appropriate manufacturing and specialist processing route defined.
Manufacture
Components produced to drawing, standard, specification or approved sample.
Testing & Special Processes
Testing, heat treatment, coating and inspection coordinated where specified.
Certification
Required material, test, treatment, coating and inspection documents compiled and checked.
Delivery
Components and supporting documentation supplied together.
- PRODUCT CAPABILITY
Special Fasteners & Machined Components Manufactured to Requirement
We supply standard and non-standard components manufactured to international standards, customer drawings, samples and project specifications, with reverse engineering and full certification documentation where required.
Special Bolts & Screws
Standard and non-standard head forms, dimensions and thread configurations.
Studbolts &
Threaded Products
Fully threaded, double-ended, tap-end and project-specific studding.
Reverse-Engineered Components
Components manufactured from samples subject to technical review and drawing
approval.
- MATERIAL EXPERTISE
Materials for Demanding Applications
SNB supports requirements across carbon and alloy steels, stainless steels, ASTM petrochemical bolting grades, Duplex, Super Duplex, nickel alloys, titanium, non-ferrous materials and project-specific specifications.
ASTM A193 B7 / B7M / B16
ASTM A320 L7 / L7M / L43
304 / 304L / 316 / 316L stainless steels
UNS S31803 / S32205 Duplex
UNS S32750 / S32760 Super Duplex
Inconel 625 / 718 and other nickel alloys
- CRITICAL INDUSTRY SUPPORT
Supporting Demanding Industrial Supply Chains
SNB supports sectors where material integrity, traceability and documentation are essential requirements.
Oil & Gas, Subsea & Offshore
Aerospace & Precision Engineering
General Engineering & OEM Supply
Power Generation & Energy
Petrochemical & Process Industries
Nuclear-Related Supply Chains
Defence & Marine
Renewable Energy
- Quality & Certification
Documentation Is
Part
of the Product
For critical applications, the certification pack can be as important as the component itself. SNB supports material traceability, inspection records, test reports, heat-treatment documentation, coating certificates and project-specific certification packs aligned to the requirement.
ISO 9001:2015 certified quality management system
BS EN 10204 2.1 / 3.1 / 3.2 documentation where specified
Original mill certification and heat / cast / batch identification
Dimensional inspection reports and ISIRs
Testing through appropriate accredited or specialist facilities
FAIR, ITP and PPAP documentation where specified
- START THE TECHNICAL REVIEW
Have a Drawing, Specification or Difficult Fastener Requirement?
Send SNB your drawing, material grade, standard, quantity, certification requirement and delivery target. We will review the complete requirement and respond with a clear quotation, realistic lead time and any technical points that need confirming.