Titanium Bars

Our Titanium Bars (Titanium Alloy Rod) are professional-grade high-performance metal materials, manufactured in strict compliance with international standards including ASTM B348, AMS 4928, ISO 5832-3, ASTM F136, and GB/T 2965. As a direct manufacturer with 17+ years of titanium processing experience, we offer a full range of commercially pure titanium bars, titanium alloy bars, forged titanium rods, precision ground titanium bars, and medical-grade polished titanium rods, with fully customizable dimensions, alloy grades, heat treatments, and surface finishes to meet the rigorous demands of global aerospace, medical implant, chemical anti-corrosion, marine engineering, automotive motorsport, and additive manufacturing industries.

1. Full Alloy Grade & Size Coverage, Customizable for All Scenarios : 

- Diameter Range: 1mm (ultra-fine capillary rod) – 400mm (large-diameter forged bar)

- Length Range: Custom cut from 50mm to 6000mm, with fixed-length and random-length options

- Full Process Options: Hot rolled, forged, cold drawn, centerless ground, precision polished, medical-grade mirror polished

- Strict Dimensional Tolerance Control:

 - Precision ground bar: Diameter tolerance h7/h9, roundness ≤0.005mm, straightness ≤0.2mm/m

 - Cold drawn bar: Diameter tolerance h10/h11, straightness ≤0.5mm/m

 - Hot rolled/forged bar: Diameter tolerance ±0.1mm~±0.5mm, straightness ≤0.8mm/m

 - Fully compatible with CNC machining centers, automatic lathes, forging equipment, and medical implant processing lines

2. 100% Non-Destructive Testing, Zero Internal Defects : 

- All titanium bars with diameter ≥6mm undergo full-coverage ultrasonic flaw detection (UT) in strict accordance with ASTM E237 standards, eliminating internal defects such as porosity, cracks, inclusions, segregation, and delamination.

- All precision bars and medical-grade bars undergo 100% eddy current testing (ET) in compliance with ASTM E309 standards, to detect surface and sub-surface defects.

- Default delivery meets ASTM Grade A/Grade 2 qualification, with Grade 1 ultra-high standard products available for aerospace and medical implant applications.

- Each bar is marked with a unique heat number and serial number, with complete Material Test Reports (MTR), UT/ET test reports, and batch traceability records provided for every order.

3. Uniform Microstructure & Stable Mechanical Properties : 

- Advanced vacuum double melting technology (VAR + VIM) ensures ultra-low impurity content, uniform chemical composition, and fine grain structure, with composition deviation ≤±0.1% across the full bar cross-section.

- Precision heat treatment process (solution treatment + aging) ensures consistent mechanical properties between the surface and core of the bar, with hardness deviation ≤±3HRC, and performance difference between longitudinal and transverse directions ≤8%.

- Pre-stress relief annealing is performed on all machined bars before delivery, greatly reducing deformation during customer's subsequent CNC machining, forging, and forming processes.

4. Full Compliance with Global Industry Standards & Certifications : 

- Our titanium bars meet the most stringent international industry standards, with full certification support:

 - Industrial grade: ASTM B348, ISO 5832, ASME SB348

 - Aerospace grade: AMS 4928, AMS 4911, AS9100 aerospace quality system certification

 - Medical grade: ASTM F136, ASTM F67, ISO 5832-3, ISO 13485 medical device quality system certification

 - NADCAP certified non-destructive testing and heat treatment processes available

- All products comply with EU REACH, RoHS environmental standards, and US FDA food contact requirements for food-grade titanium bars.

5. Superior Corrosion Resistance & Environmental Adaptability : 

- Commercially pure titanium bars (GR1-GR4) offer excellent general corrosion resistance, immune to seawater, chloride ions, oxidizing acids, and most organic media, with a service life of over 30 years in marine environments.

- High-performance alloy bars (GR7, GR12) with palladium and nickel additions offer superior crevice corrosion resistance in high-temperature, high-chloride harsh environments, suitable for chemical and offshore engineering applications.

- Optional surface treatments: Pickled, passivated, anodized, PVD coating, and medical-grade electropolishing to further enhance corrosion resistance and surface finish.

6. Excellent Machinability & Processability : 

- Our titanium bars are optimized for machinability, with uniform grain structure and consistent hardness, reducing tool wear and improving machining efficiency by 20-30% compared to standard titanium bars.

- Excellent forgeability and formability: Homogenized forged billets have good fluidity and no cracking during hot forging, suitable for precision forging of complex aerospace and medical parts.

- Excellent weldability: Compatible with TIG/MIG welding, laser welding, and electron beam welding, with matching welding wire available, ensuring weld strength up to 90% of the base material.

Full Closed-Loop Production Process

- High-Purity Vacuum Melting : Raw materials are melted using vacuum induction melting (VIM) + vacuum arc remelting (VAR) double melting technology, ensuring ultra-low impurity content, uniform chemical composition, and eliminating segregation and inclusions.

- Homogenization Heat Treatment : Long-time high-temperature homogenization treatment of ingots to eliminate internal stress and component segregation, ensuring uniform microstructure of the entire bar.

- Hot Working Forming : Precision hot rolling or multi-directional forging on large hydraulic presses, with strict control of forging temperature and reduction ratio, to refine grains, improve material density, and eliminate internal defects.

- Precision Heat Treatment : Customized solution treatment, aging, and stress relief annealing processes to adjust the mechanical properties of the bar, ensuring consistent performance across the full batch.

- Precision Machining & Finishing : Cold drawing, centerless grinding, and precision polishing processes to achieve the required dimensional tolerance and surface finish; medical-grade bars undergo electropolishing in a clean workshop.

- Non-Destructive Testing & Inspection : 100% ultrasonic flaw detection (UT) and eddy current testing (ET) for each bar, to ensure zero internal and surface defects.

- Final Inspection & Packaging : Full dimensional inspection, mechanical property testing, chemical composition analysis, and export-grade packaging.

Every batch of titanium bars undergoes full-process quality control, with the following mandatory testing items :

- Chemical composition analysis (direct reading spectrometer + ICP analysis, per heat)

- Mechanical property testing (tensile strength, yield strength, elongation, hardness, per batch)

- 100% non-destructive testing (UT/ET) with full test records

- Dimensional and geometric tolerance inspection (diameter, roundness, straightness, length)

- Metallographic structure inspection (grain size, uniformity, inclusion level)

- Corrosion resistance testing (salt spray test, intergranular corrosion test)

- Biocompatibility testing for medical-grade products (cytotoxicity, sensitization test)

We provide complete Material Test Reports (MTR), non-destructive testing reports, and third-party SGS/TUV/BV certification for every order, with full batch traceability from raw material to finished product.

- Aerospace & Defense Industry : 

- Aircraft and UAV structural parts, engine compressor blades, landing gear components, fuselage fasteners, and hydraulic system pipelines, meeting AMS aerospace material standards, reducing equipment weight while improving structural strength and fatigue resistance.

- Missile and satellite components, rocket engine parts, and military equipment structural parts, leveraging titanium's high strength-to-weight ratio and high-temperature stability.

- Our aerospace-grade titanium bars are AS9100 certified, with full batch traceability and NADCAP approved non-destructive testing.

- Medical Implant & Healthcare Industry : 

- ASTM F136 compliant medical-grade GR23 (Ti-6Al-4V ELI) titanium bars for surgical implants: bone screws, bone plates, joint prostheses, spinal fusion devices, dental implants, and orthopedic instruments.

- Surgical tool blanks, medical device housing components, and rehabilitation equipment parts, with excellent biocompatibility, non-toxicity, and no immune response in the human body.

- Our medical-grade titanium bars are produced in an ISO 13485 certified clean workshop, with full biocompatibility test reports and sterilization support.

- Chemical & Petrochemical Industry : 

- GR1/GR2/GR7 titanium bars for chemical processing equipment: pump shafts, valve bodies, heat exchanger components, reaction vessel stirrers, and corrosion-resistant fasteners.

- Offshore oil and gas platform components, seawater desalination equipment, and brine treatment systems, with immunity to chloride ion corrosion and long service life in harsh marine and chemical environments.

- Acid and alkali resistant pipeline components, electroplating equipment parts, and environmental protection equipment components.

- Marine Engineering & Offshore Applications :

- Ship hull structural parts, propeller shafts, marine hardware, and underwater equipment components, with excellent resistance to seawater corrosion and marine biofouling.

- Offshore wind turbine components, submarine pipeline connectors, and port facility anti-corrosion parts, with a service life of over 30 years in seawater environments.

- Automotive & Motorsport Industry :

- High-performance racing car engine components, connecting rods, valve springs, suspension parts, and exhaust system components, reducing vehicle weight while improving power-to-weight ratio and fatigue resistance.

- New energy vehicle motor shafts, battery pack structural parts, and lightweight chassis components, extending EV range through weight reduction.

Luxury automotive parts, motorcycle components, and high-end sports equipment.

- Other Industrial Applications : 

- Additive manufacturing (3D printing) titanium powder raw material bars, with uniform composition and low impurity content, suitable for SLM and EBM 3D printing processes.

- Precision instrumentation components, semiconductor equipment parts, and vacuum equipment components, with excellent thermal stability and low outgassing properties.

- High-end sports equipment: bicycle frames, golf club shafts, tennis rackets, and diving equipment.

Q: What international standards do your titanium bars comply with? Can you provide certified products for aerospace and medical applications?

A: Our titanium bars are produced in strict compliance with international mainstream standards, including ASTM B348 (industrial titanium bars), ASTM F136/ASTM F67 (medical titanium bars), AMS 4928/AMS 4911 (aerospace titanium bars), ISO 5832-3 (medical implant titanium), and ASME SB348. For aerospace applications, we provide AS9100 certified products with AMS standard compliance and NADCAP approved non-destructive testing. For medical implant applications, we provide ISO 13485 certified products with full biocompatibility test reports, fully meeting FDA and CE medical device requirements.

Q: What is your minimum order quantity (MOQ) for titanium bars? Can you provide free samples?

A: We have a very flexible MOQ to meet your different needs:

- For standard in-stock specifications (GR2, GR5 conventional diameters): 1 piece minimum order, supporting sample orders and small batch trial production.

- For custom sizes, custom alloys, and special surface treatment products: the MOQ is 50kg, which can be negotiated and reduced for special cases.

- Free samples: We can provide small sample bars ≤200mm in length for free for you to test material properties, machining performance, and chemical composition, you only need to bear the international shipping cost; large-size samples or custom medical/aerospace grade samples can be provided at cost price.

Q: What non-destructive testing do you perform on titanium bars? Can you provide UT/ET test reports?

A: We perform strict 100% non-destructive testing on all our titanium bars:

- All bars with diameter ≥6mm undergo full-coverage ultrasonic flaw detection (UT) in strict accordance with ASTM E237 standards, to detect internal defects such as porosity, cracks, inclusions, and delamination. Default delivery meets ASTM Grade 2 qualification, with Grade 1 available for high-demand applications.

- All precision ground bars, cold drawn bars, and medical-grade bars undergo 100% eddy current testing (ET) in compliance with ASTM E309 standards, to detect surface and sub-surface defects.

- For special requirements, we can provide penetrant testing (PT), X-ray testing, and other non-destructive testing services.Every order will be provided with a complete UT/ET test report and Material Test Report (MTR), and third-party SGS/TUV testing certification can also be provided.

Q: What is the delivery time of your titanium bars? Can you provide expedited production?

A: The delivery time is distinguished according to the order type:

- Standard in-stock specifications (GR2, GR5 conventional diameters): delivery within 3-7 days after payment confirmation.

- Custom size, non-stock alloy products: delivery within 10-15 days.

- Custom forged bars, medical/aerospace grade certified products, and large batch orders (≥10 tons): delivery within 15-25 days.

- Urgent orders: We have a dedicated expedited production line, which can shorten the delivery time to 2-5 days for small batch urgent orders, to meet your project progress needs.

Q: What is the difference between GR5 (Ti-6Al-4V) and GR23 (Ti-6Al-4V ELI) titanium bars?

A: The core difference lies in the impurity content and application scenarios:

- GR5 (Ti-6Al-4V) : Standard industrial and aerospace grade titanium alloy, with general interstitial element content (O ≤0.20%, Fe ≤0.30%). It has high strength and excellent comprehensive performance, suitable for aerospace structural parts, industrial machinery, automotive parts, and general engineering applications.

- GR23 (Ti-6Al-4V ELI) : Extra Low Interstitial (ELI) medical implant grade titanium alloy, with strictly controlled ultra-low impurity content (O ≤0.13%, Fe ≤0.25%, N ≤0.05%). It has superior biocompatibility, higher ductility and fatigue resistance, and a more uniform microstructure, which is the international standard material for surgical implants (bone screws, joint prostheses, etc.). It complies with ASTM F136 and ISO 5832-3 medical standards.

Q: Can you provide custom size, alloy, and precision machined titanium bars according to our drawings?

A: Yes, we provide full-process customized services to meet your personalized needs:

- Size Customization : From ultra-fine rods of 0.5mm diameter to large forged bars of 600mm diameter, we can cut, grind, and machine according to your required size and tolerance.

- Alloy Customization : Custom special alloy formulations according to your requirements, including medical beta-titanium, high-temperature titanium alloys, corrosion-resistant titanium-palladium alloys, and shape memory Ti-Ni alloys.

- Precision Machining Customization : CNC turning, milling, drilling, tapping, and special-shaped machining according to your drawings, providing semi-finished or finished parts that can be directly used.

- Heat Treatment & Surface Treatment Customization : Custom annealing, solution + aging heat treatment, and surface treatments such as pickling, passivation, anodizing, electropolishing, and PVD coating.Our engineering team will review your drawings and provide professional optimization suggestions to ensure the product fully meets your application requirements.

Q: What surface finishes do you offer for titanium bars? Can they be used in harsh marine/chemical environments?

A: We provide a full range of surface treatment solutions to meet different environmental requirements:

- Basic Industrial Finish : Hot rolled black skin, pickled & passivated (standard for industrial applications), which forms a dense titanium oxide protective layer on the surface, providing excellent corrosion resistance in most natural and industrial environments.

- Precision Finish : Cold drawn bright, centerless ground, precision polished, suitable for precision machining and automatic lathe processing.

- Medical Grade Finish : Mirror electropolished, passivated, suitable for medical implants and surgical instruments, with ultra-smooth surface and enhanced biocompatibility.

- High Corrosion Resistance Finish : Anodizing, PVD coating, and fluoropolymer coating, which further enhance corrosion resistance in harsh marine, high-chloride, and chemical environments.For marine and chemical applications, we recommend GR7 titanium-palladium alloy bars with passivation or anodizing treatment, which offer superior crevice corrosion resistance in high-chloride and reducing acid environments, with a service life of over 30 years in seawater.

Q: What payment terms do you accept for international orders?

A: We accept standard international trade payment terms:

- T/T (Telegraphic Transfer): 30% deposit in advance, 70% balance before shipment.

- Irrevocable L/C at sight for bulk orders over 50,000 USD.

- Alibaba Trade Assurance (100% payment protection for buyers).

- For long-term cooperative partners with good credit, we can offer more flexible payment terms.

Q: What are the storage and handling precautions for titanium bars?

A: To ensure the performance and surface quality of titanium bars, please follow the following storage and handling guidelines:

- Storage Environment : Store in a dry, well-ventilated warehouse, away from moisture, rain, direct sunlight, and corrosive chemicals. Do not store together with acidic substances and reactive metals.

- Handling : Handle with care during loading and unloading to avoid collision, scratching, and bending of the bars. Do not drag the bars on the ground to avoid surface damage. For precision ground and medical-grade bars, avoid touching the surface with bare hands to prevent oil and sweat contamination.

- Packaging Protection : Keep the bars in the original sealed packaging before use to avoid surface oxidation and scratches.

- Shelf Life : Properly stored titanium bars have an unlimited shelf life, as the natural titanium oxide layer provides permanent corrosion protection.

Q: Are your titanium bars suitable for 3D printing (additive manufacturing)?

A: Yes, we provide special titanium bars for 3D printing, including GR5 (Ti-6Al-4V) and GR23 (Ti-6Al-4V ELI) grades, which are the raw materials for producing titanium alloy 3D printing powder. Our 3D printing grade titanium bars are produced by vacuum double melting, with ultra-low impurity content, uniform chemical composition, and no internal defects, which can be processed into spherical titanium powder with excellent fluidity and high sphericity, suitable for SLM, EBM, and other metal 3D printing processes. We can also provide pre-alloyed bars according to custom 3D printing powder formulations.

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