DIN Metric
950+ MPa
Yield Tensile Threshold
45%
Rotational Mass Reduction
±0.01 mm
CNC Pitch Precision
ISO 9001
Certified Traceability
Precision Titanium Fastening Systems & Components
Every lug nut and bolt is machined from aerospace-grade raw bar stock, featuring rolled threads for infinite fatigue life under high lateral cornering loads.
ISO / UNC
BST-TI Torx Head Titanium Alloy Disc Bolts ISO Standard Class 4.8/6.8 UNC Thread Motorcycle Screws
DIN6921
Titanium Alloy GR5 Hexagon Head Anodized Bolts and Nuts M6-M12 DIN6921 Flange Spec
Grade 9 DIY
BST-TI M6 M8 Titanium Bolts Grade 9 DIN Standard High Strength & Light Weight Hex Button Head
Flanged Nut
BST-TI MC-NUT-03 Titanium GR5 Self-Locking Hex Flanged Lug Lock Nuts Sizes M5-M12x1.5
Race Lug
M6 M8 M9 M12 Titanium Gr5 Hex Head Flange Bolts Anodized Finish Car Wheel Lug Bolts
Aerospace ODM
INNOTECH DRIVE High Torque Harmonic Drive Reducer Robotics & Aerospace Motion ODM
DIN6912
DIN6912 Titanium Alloy Low Head Socket Cap Bolt Anodized Parallel Screw for Motorsport
High-Stakes Applications Across the Charlotte-Concord Corridor
Charlotte, North Carolina serves as the capital of American motorsports and an advancing hub for advanced materials. From Mooresville race valleys to Charlotte Douglas cargo logistics, Wexra delivers mission-critical titanium fasteners that survive extreme thermal and rotational cycling.
Stock Car & Drag Racing Valleys
Over 75% of top-tier racing teams operate within a 50-mile radius of Charlotte. Our Grade 5 (Ti-6Al-4V) titanium wheel studs and open-ended lug nuts cut unsprung rotational mass by approximately 45%, offering faster wheel spindle acceleration, lowered heat sink into the brake rotor hubs, and zero thread distortion during rapid pit impact-gun changes.
Custom Restomod & Exotic Tuning
The Carolinas boast a surging custom automotive ecosystem, featuring high-end restomod builders and track-day specialists. Our conical (60-degree), ball, and flat-seat titanium lug nuts deliver both the visual prestige of PVD vacuum coating and burnt-blue finishes, and the metallurgical peace of mind of rolled threads that resist cold-galling under dynamic chassis loading.
Heavy Commercial & EV Spindle Testing
As EV battery enclosures push vehicle curb weights upward, regional automotive engineering test centers near Charlotte demand fasteners with high strength-to-weight ratios. Wexra lug nuts provide greater fatigue limits than structural 10.9-grade carbon steel fasteners, while completely neutralizing road salt and humidity galvanic corrosion.
Aerospace Grade 5 Titanium vs. Traditional Wheel Lug Steels
Understanding mechanical metrics allows procurement managers and race engineers to verify the trade-offs between rotational inertia, thermal expansion, and mechanical shear forces.
| Material Designation | Density (g/cm³) | Tensile Strength (MPa) | Yield Strength (MPa) | Rotational Inertia Delta | Corrosion Mechanism |
|---|---|---|---|---|---|
| Wexra Ti-6Al-4V (Grade 5) | 4.43 | 950 – 1050 | 880 – 920 | -44% to -47% | Zero (Spontaneous TiO2 Oxide Shield) |
| Class 10.9 Alloy Steel (SCM435) | 7.85 | 1040 | 940 | Baseline (0%) | Surface Rust (Requires Zinc/Phosphate) |
| 7075-T6 Forged Aluminum | 2.81 | 570 | 500 | -64% | Galvanic Oxidation & Stress Fatigue |
| 316 Marine Stainless Steel | 8.00 | 620 | 290 | +2% | Pitting in High Chloride Environments |
Regional Trends Driving Titanium Lug Nut Adoption in North Carolina
Procurement models across the Carolinas are migrating toward localized supply agility, digital traceability, and composite compatibility.
Carbon-Fiber Wheel Synergy
With high-performance sports cars increasingly utilizing carbon-composite wheel barrels, steel lug nuts create steep galvanic potential differences and uneven thermal expansion. Titanium Grade 5 closely matches composite thermal behavior, preserving precise seating torque during severe track deceleration.
Mandatory Lot Traceability (MTC EN 10204 3.1)
Charlotte procurement directors now require complete batch visibility. Wexra delivers comprehensive chemical spectral breakdowns, micro-hardness verification, and ISO 9001:2015 test certs with every shipment, ensuring complete technical confidence for regional component assemblers.
PVD Micro-Film Hard Coatings
The humid climate of the American Southeast accelerates oxidation on inferior coatings. By employing physical vapor deposition (PVD) titanium nitride (TiN) and diamond-like carbon (DLC) processes, our lug hardware guarantees unblemished luster, high lubricity, and friction stability under pneumatic impact stress.
Manufacturing Authority
Jiaxing Wexra Titanium Products Co., Ltd.
Operating since 2018 in Zhejiang, China, Wexra operates over 1,000 m² of precision manufacturing space equipped with high-speed multi-axis CNC machines, dedicated laser-cutting systems, and advanced anodizing lines. Exporting over 91% of our output to the United States, Germany, the United Kingdom, and Canada, we understand the exact technical standards required by American engineering teams.
Thread Rolling Over Cutting
All load-bearing threads are roll-formed to compress grain structures and eliminate stress-riser microcracks.
Tight Dimensional Accuracy
Machined down to ±0.01 mm, maintaining exact concentricity between hex drives, cone seats, and internal threads.
International Regulatory Compliance
Certified under ISO 9001:2015, CE, UKCA, RoHS, REACH, and EPR packaging regulations.
Direct Factory Supply to Charlotte, NC
Whether ordering standard M12x1.25, M12x1.5, M14x1.5, or 1/2"-20 UNC custom wheel fasteners, our export desk handles air-freight logistics straight to Charlotte Douglas International (CLT) or regional distribution hubs in Mecklenburg County.
- ✓ Custom laser-etched branding & custom knurling
- ✓ Flexible batch orders from 50-set runs to production OEM volume
- ✓ Pre-applied anti-friction molybdenum disulfide or anti-seize dry film
Charlotte Buyer FAQs: Sourcing Titanium Lug Nuts
Direct answers addressing torque specs, anti-seize protocols, seat configurations, and customs clearances for North Carolina operations.
What torque specification should be applied to Grade 5 titanium lug nuts?
Grade 5 (Ti-6Al-4V) titanium shares comparable yield strength with 10.9 structural steel, but its lower modulus of elasticity requires proper consideration. We recommend tightening to 85–90% of your factory OEM steel torque specification when using high-pressure anti-seize lubricant. For example, if factory steel lugs call for 100 lb-ft dry, titanium fasteners lubricated with copper- or moly-based paste should typically be torqued to 85–90 lb-ft. Always verify clamp load retention after initial heat cycling.
How do you resolve cold galling between titanium wheel nuts and steel studs?
Galling occurs when friction breaks down protective oxide layers, causing micro-welding at thread contact faces. Wexra avoids this through two distinct engineering methods: (1) Precision cold-rolled threading with surface roughness below Ra 0.4 μm, and (2) Optional Physical Vapor Deposition (PVD) surface coatings that deliver lubricity. We always advise technicians to apply a thin film of anti-seize paste during installation and avoid uncalibrated pneumatic impacts.
Can Wexra produce custom seat designs for aftermarket wheels (conical vs. ball vs. mag)?
Yes. We precision-machine standard 60-degree conical (tapered) seats for aftermarket track wheels, radius/ball seats (R12, R13, R14) for European platforms (Porsche, Audi, Mercedes-Benz), and shank/mag style seats with integrated washers for classic drag and muscle-car setups. Custom seat tapers and floating-collar assemblies are manufactured to order from customer-supplied CAD drawings.
What are the freight lead times and import steps for shipments to Charlotte, NC?
Standard prototype orders and small batches ship via DHL, FedEx, or UPS Air Express, arriving at Charlotte facilities within 4 to 7 business days. For volume manufacturing pallets, air cargo reaches Charlotte Douglas International Airport (CLT) within 7 to 10 days, with complete ocean container delivery to the Ports of Charleston or Wilmington followed by short-line rail or truck transport into Charlotte within 25 to 30 days. We provide commercial invoices, packing lists, and Harmonized Tariff Schedules (HTS: 8108.90) for clean customs entry.
Are mill test certificates (MTC) provided with bulk fastener deliveries?
Every shipment includes an authentic EN 10204 3.1 inspection certificate directly tied to the raw titanium melt heat number. The report details chemical composition analysis (Aluminum, Vanadium, Iron, Oxygen, Carbon, Nitrogen, Hydrogen balance) alongside tensile strength, elongation percentage, and dimensional audit results performed under our ISO 9001:2015 quality framework.
Accelerate Your Wheel Assembly Performance
Whether you require custom CAD prototyping for a race team or bulk Grade 5 lug nut production for wholesale distribution throughout the Carolinas, Wexra engineers are ready to assist with material selection, pricing, and rapid delivery.
Inquire Now