Precision-manufactured in our onsite-verified Baoji production facility from certified aerospace Ti-6Al-4V bar stock. Rolled metric threads, custom anodized finishes, and superior shear resistance designed for rapid dispatch to UK industrial hubs.
Engineered for motorsport chassis and caliper assemblies, these M8/M10 flange bolts feature rolled metric threads providing exceptional fatigue endurance under repetitive cyclic shock loads.
CNC micro-machined pan-head architecture with anti-galling thread tolerances. Designed specifically for handlebar cockpit mounts and hydraulic brake lever pivot points.
French-style enclosed dome protecting external spindle threads from salt-spray corrosion while delivering high clamping preload with 44% reduced unsprung rotational mass.
Ultra-durable decorative pan-head fastener utilizing interference-color dielectric anodization for long-term outdoor exposure without chromatic fading or electrolytic delamination.
Equipped with precision hex-washer flanged heads and deep Torx sockets to prevent high-torque cam-out during rapid assembly into composite panels and thermoplastics.
Industrial-grade PVD blue-grey treatment enhancing surface micro-hardness to over 2200 HV, designed to resist tool abrasion during periodic race-weekend maintenance.
Intricately lightened floral head design turned on multi-axis Japanese CNC lathes. Delivers an unmatched strength-to-weight footprint for bespoke fairings and carbon aerokits.
Machined from solid Grade 5 billet, this knurled anti-skid oil filler cap incorporates safety-wire lock holes compliant with ACU racing regulations across UK track circuits.
In high-stress mechanical engineering, material selection dictates fatigue threshold, service life, and mass efficiency. Titanium Grade 5 (Ti-6Al-4V, UNS R56400) delivers an alpha-beta crystalline structure ideal for dynamic tensile applications across Northern England's industrial sectors.
With a density of only 4.43 g/cm³ compared to 7.85 g/cm³ for structural steel, titanium fasteners cut rotational unsprung mass across wheels, brake discs, and drivetrains without compromising yield limit.
Titanium instantly forms a dense, self-healing titanium dioxide (TiO2) passive film upon atmospheric contact. Unlike zinc-plated steels, it experiences zero pitting corrosion in wet, salted roadway climates.
Rather than cutting away grain structure with single-point lathe bits, Zunvo cold-rolls threads under calibrated hydraulic pressure to produce uninterrupted grain flow with compressive root stresses.
| Mechanical / Chemical Property | Grade 5 Titanium (Ti-6Al-4V) | 316L Marine Stainless | 10.9 Carbon Alloy Steel | 7075-T6 Aerospace Aluminum |
|---|---|---|---|---|
| Density (g/cm³) | 4.43 | 8.00 | 7.85 | 2.81 |
| Ultimate Tensile Strength (MPa) | 950 - 1050 | 580 | 1040 | 570 |
| Yield Strength (0.2% Offset, MPa) | 880 | 290 | 940 | 505 |
| Strength-to-Weight Ratio (kN·m/kg) | 214 (Industry Best) | 72 | 132 | 203 (Low Fatigue) |
| Operating Temperature Limit (°C) | -200°C to +400°C | -196°C to +300°C | -40°C to +200°C | Max +120°C |
| Chloride Stress Corrosion Resistance | Immune (No Cracking) | Susceptible above 60°C | High Failure Risk | Exfoliation Prone |
From motorsport dyno labs in Trafford Park and Cheshire trackdays to Lancashire aerospace defense corridors and elite cycling developments along the Medlock Valley, Zunvo supplies critical fastener components engineered to British operational criteria.
Cheshire circuits like Oulton Park and regional rally teams demand race-grade hardware capable of withstanding extreme thermal cycling from ceramic brake discs without elongation.
Supporting Tier-2 precision tooling suppliers connected with the North West Aerospace Alliance (NWAA) across Samlesbury, Warton, and Greater Manchester aviation corridors.
As the spiritual home of British Cycling at the National Cycling Centre, Manchester nurtures an elite network of titanium framebuilders and performance component tuners.
Waterfront machinery along the Manchester Ship Canal and Liverpool dock connections suffers accelerated galvanic decay from brackish waters and damp industrial dampness.
With institutions like the National Graphene Institute driving research in Manchester, experimental autoclaves, reactors, and centrifugal equipment rely on inert titanium bolting.
British engineering buyers are shifting away from multi-tiered domestic distribution distributors toward factory-direct exporter alliances that offer certified provenance, customized batch runs, and transparent pricing.
Local stockists across the UK frequently mark up titanium components by 150% to 300% through cascading middleman distributor networks. By dealing directly with Zunvo's Baoji manufacturing facility, Manchester machine shops secure mill-direct Grade 5 alloy pricing while accessing custom CNC modifications unavailable in generic catalog warehouses.
As UK manufacturing works toward strict Net-Zero targets under regional industrial strategies, reducing structural parasitic mass in automated guided vehicles (AGVs), drones, and commercial fleet chassis has elevated titanium from an exotic novelty to a daily engineering necessity across Greater Manchester engineering offices.
While the UK is predominantly metric (conforming strictly to ISO and DIN standards), heritage motorsport facilities and classic race engineering teams around Lancashire require precise UNF/UNC aerospace-class threads. Our Japanese multi-axis lathes maintain dual tooling presets to cut precision imperial and metric threads instantly.
Headquartered in Shiling Road Industrial Park, Baoji, Shaanxi Province—China's legendary "Titanium Valley"—Zunvo combines access to 85% of the country's titanium smelting resources with world-class CNC turning, thread rolling, and precision testing facilities.
Over a decade of dedicated metallurgical precision engineering.
Onsite QA inspectors, toolmakers, and multi-axis CNC programmers.
Long-term B2B contract clients spanning the UK, Europe, and America.
Dedicated international engineering desk covering UK business hours.
Our floor houses over 40 multi-axis CNC sliding-head lathes, high-speed thread rolling machines, and cold heading presses. With raw stock inventory exceeding 50 tons of certified Grade 5 bar and wire, we guarantee supply line stability unaffected by spot market raw material volatility.
Have a customized motorsport bracket, non-standard flower head, or custom thread pitch requirement? Submit your CAD/STEP files or physical sample to our engineering staff. We generate comprehensive DFM (Design for Manufacturability) reports and complete first-article samples in 72 hours.
Every single production batch undergoes 100% thread Go/No-Go plug checking, optical profile projector dimensioning, and micro-hardness testing. Chemical composition and mechanical tensile reports traceable to specific heat melts are archived and provided with every shipment.
Clear answers to common questions asked by British engineering procurement managers, race technicians, and machine shop buyers regarding imports, standards, and material properties.
Every industrial order sent to the UK includes a comprehensive Mill Test Certificate (MTC) conforming to BS EN 10204 3.1. This document specifies the exact chemical assay (Titanium balance, Aluminum 5.5–6.75%, Vanadium 3.5–4.5%, Iron ≤0.40%, Oxygen ≤0.20%), tensile yield strength, elongation percentage, and original smelting heat melt number. Dimensional CMM inspection sheets and RoHS/REACH compliance declarations are supplied on request for full quality audit compliance.
Grade 5 (Ti-6Al-4V) exhibits an ultimate tensile strength of 950–1050 MPa and yield strength of approximately 880 MPa. This provides an almost identical yield-to-tensile profile to metric Class 10.9 steel while slashing weight by 44%. For Class 8.8 applications, Grade 5 serves as a significant structural upgrade.
For critical Class 12.9 applications (which reach 1220 MPa tensile), a direct 1:1 replacement requires engineering evaluation. In shear and static clamping, Ti-6Al-4V frequently handles equivalent operational preloads when properly torqued, but for extreme cyclical fatigue zones, increasing nominal thread diameter by one size (e.g., M8 to M10) is recommended.
Titanium threads possess an energetic oxide barrier that, when assembled dry under high torque, can gall against identical metals or aluminum. Zunvo mitigates this at the manufacturing stage through precision cold-rolling, which creates mirror-like surface root finishes (Ra ≤ 0.4 μm) with far lower frictional coefficients than cut threads.
For workshop assembly across Manchester facilities, we recommend applying an anti-seize paste (such as copper slip, molybdenum disulfide, or specialized nickel anti-seize compound). When applying anti-seize lubricant, adjust standard dry torque values downward by roughly 10%–15% to avoid over-tensioning the bolt shank.
We routinely manage air express (DHL Express, FedEx Priority, UPS Air) and consolidated maritime shipping directly to Manchester and Liverpool logistics hubs. Under standard international Incoterms, we offer FOB Baoji, CIF Manchester Airport, or turn-key DDP (Delivered Duty Paid) terms. Under DDP, all UK import customs clearances, tariff code entries (HS Code 8108.90 for titanium articles), and import documentation are handled prior to final door-to-door workshop delivery, eliminating administrative delays for your procurement desk.
Standard catalog items (such as DIN 912 socket bolts, flanged brake disc bolts, and standard hexagon nuts) ship from our factory warehouse within 24 to 48 hours. Customized CNC parts machined to buyer CAD files or drawings have an average sample prototyping run of 3 to 5 business days. Bulk production runs (5,000 to 50,000 units) are typically completed in 7 to 15 days, followed by 3-5 day express air shipping to Greater Manchester.
Our colored anodizing process is not a paint, dye, or electroplated lacquer; it is an electrochemically generated optical interference layer of pure crystalline titanium oxide. It cannot crack, peel, blister, or flake off when subjected to winter road salt, road de-icing brine, or pressure washers. For components that undergo heavy tool impact (such as wheel nuts and impact sockets), we recommend our PVD (Physical Vapor Deposition) Titanium Nitride (TiN) or Diamond-Like Carbon (DLC) coatings, which achieve micro-hardness ratings over 2000 HV for superior scratch immunity.
Whether you require an immediate quote on 10,000 DIN-spec brake disc bolts or a rapid 3-day turnaround on a bespoke CNC-machined titanium prototype, our engineering export desk is ready to support your production schedule.
Instant response within 7 hours • Full dimensional CAD support • ISO 9001:2015 & BS EN 10204 3.1 Traceability
