Gr5 Ti-6Al-4V
Precision Catalog
High-Integrity Titanium Banjo Fasteners & Components
Engineered directly from Baoji certified Ti-6Al-4V alloy, tailored for standard Brembo, AP Racing, and custom Italian hydraulic fluid interfaces across Turin's motorsport and aerospace corridors.
Stock In Baoji
PVD Anodized
Class 8.8 Equiv.
Brembo Caliper Spec
High Tensile
OEM Custom Design
Fine Pitch Metric
2013
Established in Baoji Valley
100+
Multi-Axis CNC Centers
0.005mm
Machining Precision Tolerance
100%
Heat Lot Traceability
Engineering Specification
Structural Fluid Dynamics & Material Metallurgy
Banjo bolts act as the critical structural-hydraulic nexus within braking circuits, operating under internal transient pressures exceeding 200 bar (2900 psi) during aggressive track deceleration. Unlike standard solid structural fasteners, a banjo bolt incorporates cross-drilled internal fluid channels, directly reducing the bolt's root shear core.
Yevzo manufactures titanium banjo bolts using forged and cold-rolled Grade 5 (Ti-6Al-4V, Werkstoff 3.7165) bars certified under ASTM B348. By using precision multi-axis Swiss-lathe drilling, we eliminate sharp stress concentrations at the fluid orifice intersections, counteracting high-cycle fatigue, fluid cavitation, and cyclic thermal shocks.
Key Quality Gate: All banjo bolt cross-drill ports undergo micro-radiusing and automated deburring to guarantee laminar fluid transfer and prevent gasket distortion across copper or aluminum sealing washers.
For Turin engineering procurement teams operating within ISO 9001 and IATF 16949 ecosystems, our production batches come with fully traceable Mill Test Certificates (EN 10204 3.1) showing chemical composition and mechanical stress test outcomes.
| Parametric Attribute | Gr5 Ti-6Al-4V (Yevzo) | AISI 316L Stainless | 8.8 Carbon Steel |
|---|---|---|---|
| Density (g/cm³) | 4.43 (−44%) | 7.98 | 7.85 |
| Tensile Strength (MPa) | 895 – 1050 | 515 – 680 | 800 – 830 |
| Yield Strength (0.2% MPa) | 828 min | 205 min | 640 min |
| Thermal Expansion (10⁻⁶/K) | 8.6 (Ultra-stable) | 16.0 | 11.7 |
| Brake Fluid Corrosion (DOT 4/5.1) | Immune (Inert) | High | Moderate / Risk of Rust |
| Fluid Orifice Internal Finish | Ra ≤ 0.4 µm | Ra 0.8 µm | Ra 1.2 µm |
Turin Industry Integration
Precision Applications in Turin’s Engineering Ecosystem
From the industrial roots of Mirafiori to advanced prototype labs across the Piedmont automotive valley, our Gr5 titanium banjo bolts deliver structural integrity where conventional steel parts fall short.
Automotive Prototyping & R&D
Turin hosts leading global styling centers and engineering consultancies. Our custom single-port (M10×1.0, M10×1.25) and double-port titanium banjo bolts are deployed in low-volume hypercars, experimental battery-electric vehicle (BEV) brake lines, and active suspension dampening units.
Piedmont Motorsport Circuits
Racing setups tested near Autodromo di Morano sul Po demand zero brake fade and maximum unsprung weight reduction. Switching four caliper banjo unions to Gr5 titanium sheds critical unsprung mass while resisting track heat transfer to hydraulic fluid.
Aerospace Hydraulics & Drone Propulsion
Turin’s aerospace clusters rely on AS9100-compatible titanium hardware for actuator lines, pressurized kerosene delivery systems, and UAV landing gear brakes, leveraging titanium's strength-to-weight ratio and fatigue life.
Market Dynamics
Turin Fastener Procurement & Engineering Trends
How Piedmont manufacturers balance lightweighting, EV range extensions, and direct supply chains between Northern Italy and China’s Titanium Valley.
Lightweighting for High-Voltage EVs
Electric mobility programs across Piedmont focus on reducing unneeded chassis and unsprung weight. Every gram saved on braking hardware and hydraulic blocks helps offset battery mass, directly supporting EV range and regenerative braking dynamics.
Corrosion Shielding Under Alpine Conditions
Vehicles operating across the sub-alpine roads of Piedmont face heavy winter de-icing chlorides. Unlike zinc-plated or 8.8 steel bolts that oxidize, our Grade 5 titanium forms a stable, self-healing TiO₂ passive oxide film that eliminates galvanic pitting.
Direct-from-Source Factory Economics
European distributors frequently add markup layers on non-standard specialty fasteners. Turin-based machine builders and motorsport builders increasingly choose factory-direct sourcing from Yevzo in Baoji to cut costs while maintaining technical support.
Yevzo Manufacturing Advantage
Why Turin Engineers Source Direct from Baoji
Combining the metallurgical base of Baoji's Titanium Valley with multi-axis CNC machines and strict testing standards.
Titanium Valley Origin
Operating since 2013 in Baoji, China, we source certified Grade 5 sponge and bar directly at the production base. This gives us full control over heat records and lowers material costs for our customers.
Over 100 CNC Lathes
Our workshop houses high-precision CNC multi-axis turning machines, cold-heading stations, and thread-rolling systems, keeping close tolerances on custom banjo designs.
Thread Rolling
We roll our bolt threads after machining rather than single-point cutting them. This produces uninterrupted grain flow lines, increasing fatigue life under pulsing hydraulic brake pressure.
Clear Trade Terms
We accept EUR/USD payments via T/T, L/C, or PayPal. Shipments clear smoothly with FOB, CIF, or door-to-door DDP air terms directly to your workshop in Turin.
Procurement FAQ
Frequently Asked Questions by Italian Buyers
Technical answers covering thread standards, sealing methods, torque specs, and shipping times for Turin procurement teams.
What thread pitches are available for Italian braking systems (Brembo, Nissin, Formula)?
We manufacture both major metric fine pitches: M10 × 1.0 mm (standard for Brembo, Ducati, and high-performance European calipers) and M10 × 1.25 mm (commonly used on Japanese systems such as Nissin and Tokico). We also produce M8 × 1.0 mm for compact clutch systems, M12 / M14 banjo configurations for turbo oil feeds, and imperial 3/8-24 UNF threads on request.
How do titanium banjo bolts prevent galling during assembly into aluminum calipers?
Titanium can gall against aluminum when torqued dry. We recommend applying a thin coating of anti-seize paste containing copper, molybdenum disulfide, or PTFE. Alternatively, our PVD-coated and specialized anodized banjo bolts feature reduced friction coefficients (µ ≈ 0.12–0.15), reducing thread galling during workshop servicing.
What are the recommended tightening torque values for Grade 5 titanium banjo bolts?
Because banjo bolts have a hollow central fluid bore and cross-drilled holes, their safe torque limit is lower than a solid Gr5 fastener. For an M10×1.0 Gr5 titanium banjo bolt with copper crush washers, we recommend torquing between 18 Nm and 22 Nm. Over-tightening past 28 Nm risks crushing the port walls or stretching the fine threads.
What is your typical order-to-delivery lead time for Turin industrial addresses?
Stock catalogue sizes (M10×1.0, M10×1.25 in 20 mm / 25 mm lengths) ship within 48 to 72 hours from our Baoji warehouse. Custom drawing-based parts (custom heads, hex heights, or dual-hose banjo bolts) take approximately 12 to 18 business days for CNC machining and finishing. Express air shipments (DHL/FedEx) typically arrive in Turin within 4 to 6 business days.
Which sealing washers are compatible with titanium banjo fittings?
Both soft-annealed copper washers and aerospace-grade aluminum crush washers work reliably with our precision-ground bolt shoulders. For track-focused and high-temperature brake calipers, annealed copper washers handle heat cycling effectively. For maximum weight savings, aluminum crush washers provide a secure seal without causing galvanic problems in DOT 4 and DOT 5.1 brake fluid environments.
Request a Prototype Quote or Custom Machining Proposal
Send our engineering team your 2D PDF, 3D STEP drawings, thread dimensions, or annual supply quantities. Receive an itemized manufacturing quote and heat-lot certification details within one business day.