Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of titanium alloy wire and bar in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.

Titanium Alloy Wire and Bar (Grade 1 / 2 / 5 / 7 / 9 / 12 / 23)
Keywords: titanium alloy wire, titanium bar, Ti-6Al-4V bar, Gr5 titanium rod, medical titanium bar, aerospace titanium wire, titanium round bar supplier
Titanium Alloy Wire and Bar are high-strength, lightweight, corrosion-resistant metal products widely used in aerospace, medical implants, chemical processes, marine engineering, and high-performance mechanical components. We supply titanium wires and bars in commercial purity grades (Gr1, Gr2, Gr3, Gr4) and high-strength alloy grades such as Grade 5 (Ti-6Al-4V), Grade 23 (Ti-6Al-4V ELI), Grade 7, Grade 9, Grade 12, manufactured according to ASTM B348 / ASTM F136 / ASTM B863 / AMS standards with excellent mechanical stability and dimensional accuracy.
Our factory provides precision-drawn titanium wire, hot-rolled / cold-drawn titanium bars, surface finishing, straightening, heat treatment, and third-party inspection for global B2B buyers.
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Specifications – Titanium Alloy Wire & Bar
Standard Dimensions (Metric & Imperial)
Titanium Wire (ASTM B863)
| Specification | Metric | Imperial | Notes |
|---|---|---|---|
| Diameter Range | 0.10 – 6.0 mm | 0.004 – 0.236 in | Spool or coil |
| Coil Weight | 1 – 20 kg | 2.2 – 44 lb | Custom spools available |
| Surface | Bright / Pickled / Polished | – | Medical & industrial |
| Roundness Tolerance | ≤ 50% of diameter tolerance | – | Per ASTM B863 |
| Length | Coil / Cut-to-length | – | Per customer request |
Titanium Bar (ASTM B348)
| Specification | Metric | Imperial | Notes |
|---|---|---|---|
| Diameter Range | 3 – 300 mm | 0.118 – 12 inch | Round bar / rod |
| Length | 1000 – 6000 mm | 39 – 236 inch | Fixed or random |
| Tolerance (Hot Rolled) | ISO h12 | – | ±0.1–0.7 mm typical |
| Tolerance (Cold Drawn) | ISO h9 – h11 | – | Precision bars |
| Surface | Polished / Peeled / Turned / Ground | – | Aerospace & medical grade |
| Straightness | ≤0.5 mm/m | – | ASTM B348 requirements |
Diameter Classes (Industry Standard)
| Category | Size Range | Applications |
|---|---|---|
| Fine Wire | 0.10 – 0.5 mm | Medical sutures, electronics |
| Medium Wire | 0.5 – 2 mm | Springs, fasteners, welding |
| Heavy Wire | 2 – 6 mm | Aerospace connectors |
| Small Bar | 3 – 20 mm | Fasteners, surgical tools |
| Medium Bar | 20 – 80 mm | Aerospace parts, shafts |
| Large Bar | 80 – 300 mm | Forgings, chemical equipment |
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Titanium Alloy Wire & Bar - Grades Gr1 / Gr2 / Gr3 / Gr4 Combined Technical Data Sheet
1. Chemical Composition (ASTM B348 / ASTM B863)
(单位:wt%)
| Grade | Ti | O (max) | N (max) | C (max) | H (max) | Fe (max) |
|---|---|---|---|---|---|---|
| Gr1 | Balance | 0.18 | 0.03 | 0.08 | 0.015 | 0.20 |
| Gr2 | Balance | 0.25 | 0.03 | 0.08 | 0.015 | 0.30 |
| Gr3 | Balance | 0.35 | 0.05 | 0.08 | 0.015 | 0.30 |
| Gr4 | Balance | 0.40 | 0.05 | 0.08 | 0.015 | 0.50 |
2. Mechanical Properties (Room Temperature)
(单位:MPa,ksi)
| Grade | Tensile Strength (σb) | Yield Strength (σ0.2) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| Gr1 | 240 MPa (35 ksi) | 170 MPa (25 ksi) | 24% | ≤ 125 |
| Gr2 | 345 MPa (50 ksi) | 275 MPa (40 ksi) | 20% | ≤ 160 |
| Gr3 | 450 MPa (65 ksi) | 380 MPa (55 ksi) | 18% | ≤ 200 |
| Gr4 | 550 MPa (80 ksi) | 480 MPa (70 ksi) | 15% | ≤ 250 |
3. Standard Size Range (Metric + Imperial)
Wire (ASTM B863) & Bar (ASTM B348)
| Product | Metric Diameter (mm) | Imperial Diameter (inch) | Wall Thickness Classes | Dimensional Tolerance |
|---|---|---|---|---|
| Titanium Wire | 0.5 – 6 mm | 0.02" – 0.24" | Light / Standard / Heavy | ±0.02–0.10 mm |
| Titanium Rod / Bar | 6 – 200 mm | 0.24" – 8" | H8 / H9 / H10 / H11 | ASTM B348 Standard Tolerances |
| Coils (Wire) | 0.5 – 3 mm | 0.02" – 0.12" | Soft / Half Hard / Hard | According to ASTM B863 |
| Precision Ground Bar | 4 – 60 mm | 0.16" – 2.36" | H7 / H8 | ±0.005–0.02 mm |
4. Typical Applications for Each Grade
| Grade | Features | Typical Applications |
|---|---|---|
| Gr1 | Softest, highest ductility | Medical, heat exchangers, chemical equipment |
| Gr2 | Best strength–formability ratio | Aerospace, pressure vessels, marine hardware |
| Gr3 | Higher strength than Gr2 | Industrial parts, structural components |
| Gr4 | Highest strength among CP titanium | Aerospace fasteners, high-load components |
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Excellent corrosion resistance:
Titanium alloys are highly resistant to corrosion, even in harsh environments such as seawater and chloride solutions. This makes them suitable for marine applications, chemical processing equipment, and oil and gas production.
Biocompatibility:
Certain titanium alloys are biocompatible, meaning they are well-tolerated by the human body and can be used in medical implants such as artificial joints, bone screws, and dental implants.


High heat resistance:
Titanium alloys maintain their strength at elevated temperatures, making them valuable for applications in high-temperature environments such as jet engines and power plants.
High strength-to-weight ratio:
Titanium alloys are significantly lighter than steel but can offer comparable or even superior strength. This makes them ideal for applications where weight reduction is a critical factor, such as in aerospace, automotive, and medical industries.

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Xi'an Dongmeng Steel
Titanium alloy wire and bar are available in a variety of grades, each with its own unique combination of properties. Some of the most common titanium alloy grades include:
Ti-6Al-4V:
This is the most widely used titanium alloy, offering a good balance of strength, ductility, and corrosion resistance.
Ti-6Al-4V ELI (Extra Low Interstitials):
This is a high-purity version of Ti-6Al-4V, used in medical applications where biocompatibility is critical.
CP Ti (Commercially Pure Titanium):
This grade of titanium offers excellent corrosion resistance and formability but has lower strength than titanium alloys.

Applications for titanium rods
Aerospace:Titanium rods are used in aircraft components such as fuselages, wings and engine components.
Automotive: Titanium rods are used in automotive components such as suspension components, braking systems, and exhaust systems.

Medical: Titanium rods are used in medical implants such as artificial joints, bone screws, and dental implants.
Chemical Processing: Titanium rods are used in chemical processing equipment such as reactors, pipes and valves.
Oil and Gas: Titanium rods are used in oil and gas production equipment such as drilling pipes, downhole tools and heat exchangers

Inspection & Quality Assurance
1. Raw Material QC
Chemical composition verification (OES/ICP)
Hardness and tensile test of billet
Grain size inspection
2. Production Process Control
Hot rolling / forging temperature control
Cold drawing dimensional monitoring
Surface peeling / grinding precision
Straightness inspection for bars
3. Final Product Inspection
Ultrasonic testing (UT) for internal defects
Eddy current test for surface flaws
Dimensional and tolerance verification
Surface finish check (Ra value for bars)
Wire coil tension and uniformity test
4. Third-Party Certification
SGS / BV / TUV available
Full MTC, heat number traceability
Compliance with ASTM B863 / ASTM B348 / AMS 4928 / ASTM F136
Looking for reliable Titanium Alloy Wire and Bar with aerospace and medical grade quality?
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
office@dongmjd.com

FAQ – Titanium Wire & Bar
Q1: What's the difference between Grade 2 and Grade 5 titanium?
A1: Gr2 = high corrosion resistance & formability; Gr5 = high strength & aerospace grade.
Q2: Can you supply medical-grade titanium wire (ELI)?
A2: Yes, Grade 23 (Ti-6Al-4V ELI) is available for implants.
Q3: Can titanium bar be CNC machined?
A3: Yes, we supply peeled, turned, and ground bars ideal for high-precision machining.
Q4: Do you supply welding filler titanium wire?
A4: Yes, grades Ti Gr1 / Gr2 / Gr5 suitable for TIG/MIG welding.
Q5: What is the maximum diameter you can produce for titanium bars?
A5: Up to 300 mm depending on grade and order requirement.
Q6: Is third-party inspection available?
A6: SGS, BV, TUV inspection can be arranged.
Q7: How are titanium wires packaged?
A7: Vacuum-sealed bags + spool + wooden case for export.
Q8: Do you offer mill test certificates?
A8: Yes, MTC EN 10204 3.1 is provided for every order.
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