Titanium Grade 9 (Ti-3Al-2.5V) bar is a near-alpha titanium alloy bar that offers the industry's optimal balance of high strength, excellent cold formability and superior weldability, specially engineered for automotive hydraulic, fuel and structural components requiring complex shaping and long-term reliability.
As the most cost-effective high-strength titanium alloy for mass automotive production, Titanium Grade 9 bar delivers 50% higher strength than Grade 2 pure titanium while maintaining comparable formability, making it the ideal material for lightweight automotive tubing systems and solid components that outperform steel and aluminum.
| Item | Details |
|---|---|
| Executive Standards | 1. International Material Standards: ASTM B348, AMS 4943, DIN 17860, ISO 5832-9
2. Automotive Industry Standards: IATF 16949, ISO 9001, ISO 14001, VDA 6.3 3. Testing Standards: ASTM E8 (Tensile), ASTM E23 (Impact), ASTM G48 (Corrosion), ASTM B670 (Formability) |
| Material Grade | 1. Main Grade: Titanium Grade 9 (Ti-3Al-2.5V, Near-Alpha Titanium Alloy, Automotive High-Strength Formable Grade)
2. International Designations: UNS R56320, W.Nr. 3.7105, Ti-3Al-2.5V 3. Equivalent Grades: GB TC2, JIS TP390, fully compatible with all global automotive manufacturing standards |
| Chemical Composition (Weight %) | 1. Titanium (Ti): Balance
2. Aluminum (Al): 2.50 – 3.50 (alpha stabilizer for increased strength) 3. Vanadium (V): 2.00 – 3.00 (beta stabilizer for improved ductility and formability) 4. Iron (Fe): ≤0.25 5. Oxygen (O): ≤0.15 6. Carbon (C): ≤0.08 7. Nitrogen (N): ≤0.03 8. Hydrogen (H): ≤0.015 9. Other Elements (each): ≤0.10 10. Other Elements (total): ≤0.40 |
| Mechanical Properties (Annealed State) | 1. Tensile Strength (Room Temperature): 550 – 700 MPa (50% higher than Grade 2)
2. 0.2% Yield Strength (Room Temperature): ≥450 MPa (64% higher than Grade 2) 3. Elongation (δ5): ≥20% (excellent for cold forming operations) 4. Reduction of Area (ψ): ≥40% 5. Hardness (HB): 150 – 200 6. Density: 4.48 g/cm³ (45% lighter than steel) 7. Melting Point: 1660℃ 8. Thermal Conductivity: 8.0 W/(m·K) 9. Fatigue Strength (10⁷ Cycles): ≥300 MPa |
| Dimensional Tolerance (Automotive Grade Precision) | 1. Diameter Tolerance: Precision Cold Drawn (≤50mm): ±0.03mm; Standard Grade (50-100mm): ±0.06mm; Heavy Section (100-300mm): ±0.12mm
2. Length Tolerance: Fixed Length (1m-6m): ±0.3mm/m; Maximum Full-Length Tolerance: ≤1.2mm; Custom Length up to 12m available 3. Straightness: ≤0.2mm/m, Full-Length Straightness Error: ≤0.6mm/6m 4. Roundness: ≤0.01mm (≤50mm); ≤0.015mm (50-100mm); ≤0.02mm (100-300mm) 5. Surface Finish: Ra ≤1.2μm standard, optional polished finish Ra ≤0.4μm for critical applications |
| Why the Automobile Manufacturing Industry Uses This Material (Detailed) | 1. Unmatched Strength-to-Formability Balance: Titanium Grade 9 occupies a unique position in the titanium alloy family, offering 50% higher strength than Grade 2 pure titanium while maintaining nearly identical cold formability. Unlike Grade 5 (Ti-6Al-4V) which requires hot forming and intermediate annealing for complex shapes, Grade 9 can be cold bent to 1D radius, cold headed, threaded and expanded without cracking. This allows manufacturers to produce complex components using existing steel and aluminum production equipment, eliminating the need for costly retooling.
2. Superior Weldability for Mass Production: Titanium Grade 9 exhibits exceptional weldability using TIG, MIG and laser welding techniques. Welded joints retain over 95% of the base metal’s strength and ductility without requiring post-weld heat treatment. This is a critical advantage for automotive manufacturing, where high-volume production requires fast, reliable welding processes with minimal post-processing. 3. Exceptional Fatigue Resistance: Automotive components are subjected to millions of pressure cycles and vibration loads during their lifetime. Titanium Grade 9 has 50% higher fatigue strength than Grade 2 titanium and 2x higher fatigue strength than aluminum, making it ideal for high-pressure hydraulic, fuel and brake systems where fatigue failure could have catastrophic consequences. 4. Cost-Effective High-Strength Solution: While Grade 5 offers higher ultimate strength, it is significantly more expensive and difficult to process. Titanium Grade 9 provides 80% of the strength of Grade 5 at 30-40% lower cost, making it the most cost-effective high-strength titanium alloy for mass automotive applications. Its excellent cold workability also reduces manufacturing costs by eliminating intermediate annealing steps. 5. Excellent High-Temperature Performance: Titanium Grade 9 maintains its mechanical properties up to 400℃, making it suitable for underhood applications such as fuel lines, turbocharger oil lines and coolant tubes where temperatures can exceed 300℃. Unlike aluminum which softens above 150℃, Grade 9 retains its strength and dimensional stability at elevated temperatures. 6. Superior Corrosion Resistance: Like all titanium materials, Grade 9 forms a dense, self-healing titanium oxide film that provides exceptional resistance to road salt, de-icing chemicals, gasoline, diesel, engine oil, brake fluid and all other automotive fluids. It will never rust or corrode, ensuring components last the entire lifetime of the vehicle without degradation. 7. Enhanced Safety Performance: The high strength and energy absorption capabilities of Titanium Grade 9 make it ideal for safety-critical components such as brake lines and roll cage tubing. It can absorb more impact energy per unit weight than steel, improving crash safety while reducing overall vehicle weight. |
| Application Scenarios & Corresponding Customers (Detailed) | Application Scenarios:
1. Hydraulic and Pneumatic System Components: Brake line fittings, clutch line connectors, power steering fittings, hydraulic suspension components and air suspension valves. Grade 9’s high strength, excellent formability and fatigue resistance make it the material of choice for these high-pressure safety-critical systems. It can withstand operating pressures up to 350 bar while being 45% lighter than steel components. 2. Fuel System Components: Fuel injection fittings, fuel rail connectors, fuel pump shafts, fuel injector holders and fuel tank hardware. Its excellent corrosion resistance to ethanol-blended fuels (E10-E85) and biodiesel makes it ideal for modern fuel systems. 3. Fasteners and Hardware: High-strength bolts, nuts, screws, studs, washers and rivets for chassis, suspension and powertrain applications. Grade 9 titanium fasteners are 45% lighter than steel fasteners while providing equivalent strength, significantly reducing unsprung weight. 4. Chassis and Suspension Components: Stabilizer bar links, control arm bushings, shock absorber shafts, suspension strut components and steering system parts. Its high strength-to-weight ratio reduces unsprung weight, improving ride quality and handling. 5. Powertrain Components: Turbocharger oil line fittings, transmission fluid connectors, engine oil cooler components and EGR system parts. Its high-temperature resistance makes it suitable for these underhood applications. 6. Electric Vehicle (EV) Specific Components: Battery pack fasteners, motor housing brackets, inverter mounting hardware, charging system components and thermal management system fittings. Its non-magnetic properties and excellent thermal conductivity make it ideal for EV applications. 7. High-Performance and Luxury Vehicles: Used extensively in premium and luxury vehicles for its combination of performance, durability and lightweight properties. Corresponding Customers: 1. Global premium and luxury automotive OEMs (BMW, Mercedes-Benz, Audi, Porsche, Jaguar Land Rover) 2. Leading electric vehicle manufacturers (Tesla, BYD, NIO, Xpeng, Rivian, Lucid Motors) 3. Automotive tier 1 suppliers specializing in fluid transfer systems (Bosch, Continental, ZF, TRW, Delphi) 4. Brake system manufacturers (Brembo, Akebono, Continental Teves) 5. Fastener manufacturers specializing in automotive applications 6. High-performance and racing vehicle manufacturers 7. Automotive aftermarket companies producing performance upgrade parts |
| Corresponding User Needs in Automobile Manufacturing Industry (Detailed) | 1. Combined Strength and Formability Demand: Manufacturers need materials that can be formed into complex shapes while providing sufficient strength to withstand high pressures and loads. Titanium Grade 9 is the only titanium alloy that meets this critical combination of properties.
2. High-Volume Production Compatibility Demand: Automotive manufacturers require materials that can be processed using existing production equipment and techniques. Titanium Grade 9’s excellent weldability and cold formability allow it to be integrated seamlessly into existing steel and aluminum production lines. 3. Fatigue and Pressure Resistance Demand: Automotive fluid systems operate under constant pressure and vibration. Users require materials with excellent fatigue resistance to prevent leaks and failures over the 15+ year vehicle lifetime. 4. Cost-Effectiveness Demand: While lightweighting is critical, manufacturers also need to control costs. Titanium Grade 9 provides the best balance of performance and cost among high-strength titanium alloys, making it suitable for mass production. 5. Corrosion Resistance Demand: Vehicles operate in harsh environmental conditions including road salt, moisture and temperature extremes. Users require materials that will not corrode or degrade over time, eliminating costly warranty claims. 6. High-Temperature Performance Demand: Underhood components are exposed to high temperatures. Users require materials that maintain their strength and dimensional stability at elevated temperatures. 7. Safety and Reliability Demand: For safety-critical components such as brake lines, users require materials with proven reliability and zero failure tolerance. Titanium Grade 9’s excellent track record in aerospace and automotive applications ensures the highest level of safety. 8. Consistent Quality Demand: Automotive manufacturing requires materials with highly consistent mechanical properties and chemical composition. Users need suppliers with strict quality control systems to ensure batch-to-batch consistency. |
| Common Related Products in Automobile Manufacturing Industry | 1. Titanium Grade 9 Tube: Used for manufacturing fluid transfer lines, exhaust components and cooling system tubes
2. Titanium Grade 9 Sheet/Plate: Used for heat shields, body panels, battery trays and structural components 3. Titanium Grade 9 Welding Wire: ERTi-9 welding wire specifically designed for welding Titanium Grade 9 components, ensuring excellent weld strength and ductility 4. Titanium Grade 9 Forgings: Used for high-strength components such as connecting rods, suspension arms and engine mounts 5. Titanium Grade 9 Cold Drawn Precision Bar: Ultra-precision bars with tight dimensional tolerances for fastener and fitting manufacturing 6. Titanium Grade 2 Bar: Used for low-pressure applications requiring maximum formability 7. Titanium Grade 5 Bar: Used for ultra-high-strength structural applications 8. Titanium Grade 9 Fasteners: Complete range of titanium bolts, nuts, screws and studs for automotive assembly 9. Titanium Grade 9 Fittings and Connectors: Custom machined fittings for fluid transfer systems |
| Why Choose Us (Emily PIPE) | 1. 20+ Years of Titanium Automotive Expertise: We have been supplying high-quality titanium materials to the global automotive industry for over 20 years, with deep understanding of fluid transfer system requirements and manufacturing processes.
2. IATF 16949 Certified: Our production facilities are fully certified to IATF 16949, the international standard for automotive quality management systems, ensuring compliance with the strictest automotive industry requirements. 3. Grade 9 Specialization: We specialize in producing high-quality Titanium Grade 9 bar with precise control over aluminum and vanadium content to ensure consistent strength and formability. 4. Advanced Cold Drawing Capability: We operate state-of-the-art cold drawing lines that can produce precision bars with diameters as small as 3mm and wall thicknesses as thin as 0.3mm, with industry-leading dimensional tolerances. 5. Full Material Traceability: Every bar comes with a unique heat number and complete traceability documentation from raw material ore to finished product, meeting automotive industry traceability requirements. 6. Value-Added Processing: We offer comprehensive value-added services including precision cutting, heading, threading, machining and assembly, providing ready-to-install components. 7. Global One-Stop Service: We handle everything from material production and custom processing to international shipping and customs clearance, with reliable logistics partners ensuring on-time delivery to any automotive manufacturing facility worldwide. |
| Inquiry Guidance Words | 1. If you need high-strength formable Titanium Grade 9 bar for your automotive fluid transfer or structural system project, please send us your specific requirements including dimensions, quantity, required certifications and delivery date, and we will provide a detailed quotation within 12 hours.
2. For any questions about cold formability, weldability, pressure ratings or automotive application recommendations, our titanium alloy specialists are available to assist you promptly. 3. Emily PIPE is your trusted partner for high-performance automotive titanium materials. Contact us today to discuss how our Titanium Grade 9 bar can help you achieve your lightweighting, performance and reliability goals with cost-effective solutions. |
| Supplementary Information | 1. Comprehensive Test Reports: Each batch comes with a full Material Test Report (MTR) including chemical composition analysis, mechanical properties testing, dimensional inspection and non-destructive testing results.
2. 100% Non-Destructive Testing: All bars undergo 100% ultrasonic testing and surface inspection to ensure no internal or surface defects. 3. End Processing Services: We offer a full range of end processing services including cutting, chamfering, threading, pointing and centerless grinding to meet your specific assembly requirements. 4. Professional Automotive Packaging: We use protective plastic caps on both ends, anti-corrosion wrapping and wooden crates to prevent damage during transportation. 5. Urgent Order Support: We maintain a large inventory of standard Titanium Grade 9 bar sizes, enabling us to fulfill urgent orders within 7-15 days. 6. Prototype Development Support: We support small batch prototype orders with fast turnaround times to help you accelerate product development and testing. 7. After-Sales Service: We provide lifetime technical support for all our products, including on-site assistance for forming, welding and assembly issues. 8. Sustainability Commitment: All our titanium products are manufactured using sustainable practices and are 100% recyclable, helping you meet your environmental targets. |