CNC Precision
Precision Engineered Stock
Standard & Custom Titanium Fastening Catalog
Machined from certified aerospace-grade titanium round bars. Offering superior shear strength, thermal immunity, and weight optimization up to 45% compared to alloy steel.
Braking System
High Performance
Class 10 Spec
UNF Standard
PVD Coating
Structural DIN
OEM Adjuster
Industrial Scale & Verified Capabilities
Leading China's Titanium Precision Fastening Manufacturing
Headquartered in Baoji, China's "Titanium Valley", Zunvo Titanium Products integrates metallurgical sourcing with high-precision 5-axis CNC machining, multi-stage cold and hot heading, and specialized PVD/anodization surfacing.
≥ 895 MPa
Min. Tensile Strength (Gr5)
± 0.005 mm
CNC Machining Tolerance
3 Days
Rapid Prototyping Lead Time
66%
Global Tier-1 Reorder Rate
In high-vibration, high-stress environments such as motorcycle brake assemblies, racing suspensions, marine structures, and aerospace fixtures, standard fasteners fail due to cyclic fatigue and galvanic corrosion. Zunvo addresses these failure modes by combining Grade 5 Ti-6Al-4V (UNS R56400) material integrity with precision rolled threads. Unlike cut threads, thread rolling displaces rather than severs the grain structure of the titanium, enhancing the mechanical fatigue limit by up to 30%.
Engineering Material Performance Spectrum
| Material Specification | Yield Strength (MPa) | Tensile Strength (MPa) | Density (g/cm³) | Strength-to-Weight Ratio | Chloride Stress Corrosion |
|---|---|---|---|---|---|
| Ti-6Al-4V (Grade 5 Titanium) | 828 | 895 - 1000 | 4.43 | 202 kNm/kg | Immune (< 300°C) |
| Class 10.9 Alloy Steel (35CrMo / 40Cr) | 940 | 1040 | 7.85 | 132 kNm/kg | High Risk (Requires Plating) |
| Class 8.8 Structural Carbon Steel | 640 | 800 | 7.85 | 102 kNm/kg | Very High Risk |
| A2-70 / 304 Stainless Steel | 450 | 700 | 7.93 | 88 kNm/kg | Pitting & Crevice Prone |
| 7075-T6 Aerospace Aluminum | 503 | 572 | 2.81 | 204 kNm/kg | Moderate (Subject to Exfoliation) |
Procurement Intelligence
Future Trends in Global Titanium Fastener Sourcing
Key supply chain transformations influencing Tier-1 procurement engineers, aftermarket innovators, and industrial hardware distribution networks.
Total Cost of Ownership (TCO)
B2B procurement is shifting from raw purchase price to lifecycle analysis. Titanium’s complete immunity to salt, water, and brake fluid eradicates recurring replacement cycles in aggressive outdoor environments.
Low-Volume Agile OEM
High-mix, low-volume (HMLV) customization is superseding rigid containerized orders. Importers require flexible batches (100–500 pcs) with CAD-to-prototype cycles completed within 72 hours.
End-to-End Traceability
Regulatory crackdowns on recycled scrap titanium require strict mill test certificates (MTC) matching EN 10204 3.1. Verification of true vanadium and aluminum fractions is now mandatory for critical parts.
Functional PVD Surfacing
Procurement is transitioning from decorative anodization to Physical Vapor Deposition (DLC, TiN, TiCN). PVD provides surface hardness exceeding 2500 HV, eliminating thread galling and cosmetic tool scratching.
Technological Roadmap
Technological Trajectories in Titanium Hardware Manufacturing
From raw metallurgy to secondary processing, how precision manufacturing standards are evolving.
Cold & Warm Multi-Station Heading
Traditionally limited to CNC lathe turning due to work-hardening tendencies, modern titanium manufacturing leverages controlled induction warm-heading. This preserves structural continuous grain flow while lowering production cycle time per fastener from minutes to sub-second strokes.
Engineered Anti-Galling Topography
Titanium’s passive titanium dioxide film can cause localized friction-welding (galling) against identical substrates during high-torque torquing. Advanced micro-texturing coupled with micro-arc oxidation (MAO) and MoS2 dry-film lubricant integration provides maintenance-free repeatable clamping.
Hybrid Multi-Alloy Integration
Development in near-beta titanium alloys (such as Ti-10V-2Fe-3Al) allows high-strength tensile ratings approaching 1200 MPa. This unlocks direct replacement viability for ultra-high-tensile class 12.9 hardware in mission-critical powertrain and caliper mounting points.
Why Partner With Zunvo
Core Enterprise Advantages & OEM Assurances
A fully vertically integrated supply infrastructure eliminating trading-house markups and quality dilution.
Epicenter of Titanium Valley
Located at Shiling Road Industrial Park, Baoji, Shaanxi, China. We are situated directly alongside certified raw titanium sponge producers, vacuum arc remelting (VAR) plants, and bar rolling mills, ensuring stable material supply and authentic pedigree.
100% Quality Assurance & CMM
Every production lot undergoes rigorous inspection: thread pitch micrometer analysis, Go/No-Go plug gauges, optical comparator profile checking, and tensile load verification with full digital traceability provided per batch.
Rapid Response Engineering
Average RFQ turnaround within 7 hours. Custom samples are turned around within 3 to 5 business days from 3D CAD/STEP files. Stock metric sizes are dispatched within 24 hours via worldwide express channels (DHL, FedEx, UPS).
Technical & Commercial FAQ
Frequently Asked Questions by Global Buyers
Clear, actionable answers addressing engineering constraints, custom tolerances, coatings, and import terms.
Can Gr5 titanium bolts directly replace Class 10.9 and 12.9 steel hardware?
Ti-6Al-4V Grade 5 fasteners provide a typical tensile strength of 895–1000 MPa, directly matching or exceeding the performance requirements of Class 8.8 and approaching Class 10.9 steel. For non-critical mounts, direct 1:1 replacement saves approximately 44% weight. For safety-critical dynamic assemblies (such as brake disc rotors or engine internals), torque specifications must be recalibrated with proper anti-seize paste to ensure accurate clamping preload without shearing.
What are your minimum order quantities (MOQ) for catalog vs. custom items?
For standard catalog hardware (DIN912, DIN6921, ISO7380, standard M4–M12 flange bolts), our standard packaging starts at 100 pieces or dozens. For bespoke custom parts manufactured strictly to 2D drawings or 3D models (such as custom dowel nuts, cross-drilled rotor bolts, or proprietary head geometries), prototype evaluation runs start at 50 to 100 pieces.
How do you resolve thread galling and cold welding during high-torque assembly?
Titanium alloys exhibit high natural friction when mated against titanium, stainless steel, or aluminum. We recommend three proven methodologies: (1) Applying an engineered copper-based or nickel-based anti-seize compound; (2) Specifying our PVD or micro-arc oxidation (MAO) coatings which introduce a ceramic-like intermediate phase; (3) Utilizing precision rolled threads with surface roughness under Ra 0.4 μm.
What surface finishes are offered, and do anodized colors degrade over time?
We offer precision polishing, micro-bead blasting, multi-voltage electrolytic anodization (Rainbow, Gold, Blue, Violet, Green), and vacuum PVD coating (DLC Gloss Black, Matte Black, TiN Gold). Anodization forms a thin transparent oxide layer that creates interference colors; it will never peel or flake like paint, though high abrasive wear may slowly attenuate color saturation. For abrasive applications, PVD is recommended.
What documentation and certifications are provided with shipments?
Every export order is accompanied by our verified Certificate of Analysis (COA) / Mill Test Report (MTR) detailing spectrographic chemical analysis (fractions of Fe, C, N, H, O, Al, V, and balance Ti) and mechanical properties testing (yield, ultimate tensile, and elongation percentage). Dimensional CMM reports and RoHs compliance declarations are readily provided upon request.
What international shipping options and payment methods do you support?
We support FOB, CFR, CIF, and DDP (Delivered Duty Paid) door-to-door incoterms. Global express shipping (DHL, FedEx, UPS) typically reaches North American and European hubs within 3 to 5 business days. Commercial volume orders are dispatched via consolidated air or ocean freight. Payments are accepted via Telegraphic Transfer (T/T), L/C, and major secure settlement methods.
Accelerate Your Hardware Engineering Project
Connect with our Baoji application engineers. Whether you need standard DIN/ISO Grade 5 fasteners or bespoke CNC parts based on 2D/3D CAD drawings, our technical team provides rapid manufacturability feedback and transparent factory-direct pricing within 7 hours.
