Weldynasty TA2 Gas-Shielded Titanium Welding Wire – High-Efficiency Pure Titanium Wire for Medium-to-Thick Plates
TA2 titanium welding wire is a pure titanium welding material designed for gas-shielded welding (such as MIG). It retains the excellent properties of pure TA2 titanium while optimizing composition and process compatibility for the efficiency demands of gas-shielded welding. It is widely used for batch welding of medium-to-thick pure titanium components.
Key Features
Grade 2 Pure Titanium – Titanium content ≥99.6%, with strict impurity control (iron ≤0.3%, oxygen ≤0.25%).
Strong Mechanical Properties – Tensile strength 450–500 MPa, elongation ≥20%; weld joint strength approaches that of the base material.
Excellent Corrosion Resistance – Particularly in environments such as seawater and humid chlorine gas.
High-Efficiency Welding – Compared to TIG welding, MIG welding with continuous wire feeding improves efficiency by 30%–50%, ideal for mass production of long welds and thick plates (3 mm or above).
Specifications
| Item | Specification |
|---|---|
| Grade | Grade 2 pure titanium (TA2) |
| Titanium Content | ≥99.6% |
| Impurity Control | Iron ≤0.3%, oxygen ≤0.25% |
| Tensile Strength | 450–500 MPa |
| Elongation | ≥20% |
| Shielding Gas | High-purity argon (99.99%); 2%–5% helium may be added to enhance arc heat input and penetration uniformity |
| Nozzle Flow Rate | 15–25 L/min |
| Welding Current (Reference) | Approx. 200–250 A for 5 mm plates |
| Common Diameters | 1.6–3.2 mm |
| Packaging | Spools, 10–20 kg per spool |
Operating Notes
Use a dedicated gas-shielded welding gun to ensure gas coverage of the weld pool and heat-affected zone (nozzle flow rate 15–25 L/min).
Adjust welding current according to plate thickness (e.g., 200–250 A for 5 mm plates) to avoid excessive current causing wire burnout or shielding failure.
Store in a sealed, moisture-proof environment to prevent surface oxidation.
Clean oil and oxide scale from the welding wire and base material surface before welding (use a stainless steel wire brush or acid wash).
Compatible with automated wire feeding equipment to reduce manual intervention.
Ideal For
Chemical equipment (titanium storage tanks, pipelines).
Marine engineering (ship titanium alloy structures).
Metallurgical equipment.
Other applications requiring efficient welding of pure titanium components.
FAQ
Q: What is TA2 welding wire? A: A Grade 2 pure titanium welding material for gas-shielded welding (such as MIG), with titanium content ≥99.6%.
Q: What are its mechanical properties? A: Tensile strength 450–500 MPa and elongation ≥20%, with weld joint strength approaching that of the base material.
Q: How much more efficient is it than TIG welding? A: MIG welding with continuous wire feeding improves efficiency by 30%–50% compared to TIG welding.
Q: What shielding gas and flow rate are required? A: High-purity argon (99.99%), optionally with 2%–5% helium, at a nozzle flow rate of 15–25 L/min.
Q: What current is recommended? A: Adjust by plate thickness—e.g., 200–250 A for 5 mm plates.
Q: Where is it used? A: Chemical equipment, marine engineering, metallurgical equipment, and other efficient welding of pure titanium components.
Q: How should it be stored? A: In a sealed, moisture-proof environment; clean oil and oxide scale before welding.
Q: What sizes and packaging are available? A: Common diameters 1.6–3.2 mm, spooled at 10–20 kg per spool, compatible with automated wire feeding equipment.