Specialty & Custom Fasteners

Connecting rod bolts, cylinder head bolts, wheel hub bolts and chassis structural fasteners manufactured to OEM drawing. Hot/cold heading, heat treatment and surface treatment all in-house.

• ·Grade 8.8 / 10.9 / 12.9
• ·M6 – M36 diameter range
• ·±0.01 mm CNC tolerances
• ·Tensile & fatigue testing on-site

High-strength structural fasteners for high-speed rail (CRH/CRRC), urban metro systems and bridge structures. Manufactured to TB/T and EN 14399 standards with full dimensional and mechanical traceability.

• ·High-strength F10T / S10T grades
• ·Tension-control bolt assemblies
• ·Hot-dip galvanised or fluoropolymer coated
• ·Full dimensional inspection records

Complete bolt + nut sets for gate, globe, ball and check valves. Supplied as pre-assembled matched sets to ASME B16.5 pressure classes 150–2500#, with traceability to each heat of material.

• ·ASME 150# – 2500# flange classes
• ·Matched B7/2H or B8M/8M sets
• ·PED-compliant sets available
• ·Colour-coded grade identification

Manufactured to your CAD/PDF for any geometry, any special alloy. Duplex, Super-Duplex, Incoloy 825, Hastelloy C276, Inconel 625, Titanium Grade 2/5. EN 10204 3.2 certification available.

• ·Special alloys & exotic materials
• ·EN 10204 3.1 / 3.2 certs
• ·NACE MR0175 compliance
• ·Heat-batch traceability