Titanium Welding Wire: High-Performance Filler Metal for Aerospace & Industrial Excellence
Premium Titanium Filler Wire for Demanding Applications
Titanium Welding Wire is the critical filler metal used to create high-integrity, corrosion-resistant joints in some of the world's most demanding environments. At TSM TECHNOLOGY CO, we understand that for professional manufacturers, a weld is only as good as the wire that feeds it.
Our Titanium Welding Wire is engineered to meet the stringent requirements of AWS A5.16, ensuring ultra-low interstitial elements (Oxygen, Nitrogen, Hydrogen, and Carbon). By utilizing Vacuum Arc Remelting (VAR) and precision drawing techniques, we eliminate surface oxides and lubricants that cause weld porosity. As trusted suppliers, we maintain a consistent stock of standard grades including ERTi-1, ERTi-2, and ERTi-5, enabling fast 7-15 day delivery for mission-critical projects.

Titanium Welding Wire Grades
Grade 2 (CP)
Our Grade 2 titanium welding wire (AWS A5.16 ERTi-2) is the most widely used commercially pure (CP) grade. It offers an exceptional balance of moderate strength and superior corrosion resistance, making it the preferred choice for the chemical and marine industries.
•Chemical Stability: Spontaneously forms a protective oxide layer, providing immunity to seawater, chlorides, and oxidizing acids.
•Applications: Heat exchangers, desalination plants, reaction vessels, and offshore oil and gas equipment.
•Technical Spec: UNS R50400, providing excellent ductility and fabricability for complex welding geometries.
Chemical Composition - Grade 2 (AWS ERTi-2)
| Element | Ti | Fe | O | C | N | H |
| % Weight | Bal. | ≤0.30 | ≤0.25 | ≤0.08 | ≤0.03 | ≤0.015 |
Grade 5 (Ti-6Al-4V)
Grade 5 Ti-6Al-4V welding wire (AWS A5.16 ERTi-5) is the flagship alloy for the aerospace and defense sectors. By alloying titanium with 6% Aluminum and 4% Vanadium, TSM creates a filler metal with double the strength of pure titanium.
•Strength-to-Weight: Exceptional performance up to 400°C, critical for aircraft engine components and structural frames.
•Fatigue Resistance: Engineered for high-vibration environments and cyclic loading.
•Reliability: Precision drawing ensures a mirror-like surface finish for flawless wire feeding in automatic systems.
Mechanical Properties - Grade 5 (Annealed Condition)
| Property | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Density (g/cm³) |
| Value | ≥895 | ≥825 | ≥10 | 4.43 |
Grade 12 (Mo-Ni)
The Grade 12 titanium welding rod (Ti-0.3Mo-0.8Ni) is a specialized alloy designed specifically for enhanced corrosion resistance in hot, acidic, or chloride-rich environments where Grade 2 may fall short.
•Enhanced Alloying: The addition of Molybdenum and Nickel increases resistance to crevice corrosion and reducing acids.
•Versatility: Offers better strength than Grade 2 while maintaining excellent weldability and ductility.
•Industry Use: Geothermal power plants, hot brine processing, and sulfuric acid handling systems.
Why Engineers Specify Grade 12
Grade 12 serves as a more cost-effective alternative to palladium-stabilized Grade 7 in specific mildly reducing environments. It bridges the gap between the ductility of CP grades and the specialized resistance of more expensive alloys.
Solving Your Procurement Challenges: The TSM Advantage
Procurement managers often face three critical challenges when sourcing Titanium Alloy Welding Wire: inconsistent material purity, long lead times, and lack of technical support. TSM Technology Co. addresses these issues through a vertically integrated manufacturing process.
•Zero-Porosity Guarantee: Every inch of our Ti Welding Wire is chemically cleaned and vacuum-annealed to remove surface oxides and lubricants. This prevents hydrogen embrittlement and weld porosity, the leading causes of weld failure.
•Unmatched Availability: We maintain a permanent stock of Titanium TIG Welding Wire and Titanium MIG Welding Wire in standard diameters (0.8mm to 4.0mm), enabling 7-15 day global delivery.
•Direct Factory Pricing: By eliminating middleman markups, we provide competitive pricing without compromising on the metallurgical integrity required for mission-critical applications.
Titanium Welding Wire Stock: Ready for Immediate Shipment

Standard TIG Rods
1000mm straight rods in ERTi-2 and ERTi-5. Stocked in 0.8mm to 4.0mm diameters.

MIG Spooled Wire
D300 (10kg) and D100 (1kg) spools, precision level-wound for automated systems.

Fine Coil Wire
Small diameter coils for jewelry, medical, and electronics manufacturing.

Custom Sizes
Made-to-order diameters down to 0.1mm with short 10-25 day lead times.
Technical Standards: Global Certification

Reliable Titanium Welding Wire Suppliers for Global Projects
Procurement managers and suppliers often face the challenge of inconsistent material quality and long lead times. TSM TECHNOLOGY CO solves this by acting as both the producer and the strategic partner.
As premier Titanium Welding Wire suppliers, we provide comprehensive documentation (MTC EN 10204 3.1) and optional third-party inspections (SGS/TUV). Our global logistics network ensures that whether you are in North America, Europe, or the Middle East, your stock requirements are met with precision. We specialize in providing 'Ready-to-Ship' solutions for standard TIG rods and MIG spools, helping suppliers maintain their own inventory without excessive overhead.
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