AWS A5.16 ERTi-5 Titanium wire details
AWS A5.16 ERTi-5 titanium wire is an international standard Ti-6Al-4V alloy welding wire with high strength, excellent toughness, and fatigue resistance. This product is specifically designed for welding titanium alloys in high-end fields such as aerospace structural components, deep-sea equipment pressure vessels, and chemical high-pressure vessels. It features stable process performance and reliable welding quality, making it a key welding material in the manufacture of high-end equipment.
AWS A5.16 ERTi-5 titanium wire is a Ti-6Al-4V alloy welding wire that conforms to international standards. It features high weld metal strength (tensile strength ≥895MPa), good toughness, and excellent welding performance. Specifically designed for Ti-6Al-4V alloy welding in high-end fields such as aerospace, deep-sea equipment, and high-pressure chemical components, it is a key material for high-quality structural component connections.
AWS A5.16 ERTi-5 Titanium wire details
Chemical Composition and Performance Characteristics
The chemical composition of ERTi-5 welding wire is strictly controlled: Carbon (C) ≤0.05%, Oxygen (O) 0.12~0.20%, Hydrogen (H) ≤0.015%, Nitrogen (N) ≤0.03%, Iron (Fe) ≤0.22%, Aluminum (Al) 5.5~6.7%, Vanadium (V) 3.5~4.5%, with the remainder being titanium. The deposited metal exhibits excellent mechanical properties, with a tensile strength up to 895 MPa, a yield strength of 830 MPa, an elongation of 10%, and no cracks observed in longitudinal bending tests.
Specifications and Packaging
ERTi-5 titanium wire is available in a variety of specifications:
• Coiled wire: Diameter 0.8-1.6mm, precision-wound from a spool
• Looped wire: Diameter 1.0-5.0mm, without a spool
• Straight wire: Diameter 1.0-6.0mm, length 1 meter, packaged in a plastic tube
Surface treatments include bright finish and pickled finish. High precision and smoothness are required for surface quality, free from defects such as oxidation, cracks, and peeling.
Welding Process Requirements
Strict control of process conditions is required when welding ERTi-5 titanium wire:
• Shielding Gas: Use high-purity argon gas with a purity ≥ 99.999%
• Welding Current: Adjust according to the wire diameter: 180A for 1.6mm wire, 190A for 2.5mm wire, 210A for 3.2mm wire
• Welding Environment: Indoor operation, with an ambient wind speed ≤ 0.5m/s, avoiding drafts.
• Pre-welding Preparation: Thoroughly remove oil, rust, moisture, and other impurities from the welding surface.
Standards Applied
ERTi-5 titanium wire conforms to multiple international and domestic standards:
• AWS A5.16 ERTi-5
• GB/T 30562 STi 6402
• NB/T 47018.7 ER TC4
• EN ISO 24034: STi-6402C
Application Areas
ERTi-5 titanium wire is mainly used in:
• Aerospace: Welding of critical components such as spacecraft, wings, landing gear gears, and compressor blades.
• Deep-sea Equipment: Welding of deep-sea submersibles and marine engineering equipment.
• Petrochemical Industry: Welding of chemical equipment, pressure vessels, pipelines, and other applications requiring high strength and corrosion resistance.
• Other Fields: Medical devices, shipbuilding, power equipment, etc.
Technical Advantages
ERTi-5 titanium wire possesses excellent welding process performance, and the deposited metal exhibits extremely high strength and fatigue resistance. Its superior combination of strength and corrosion resistance makes this alloy a preferred material for preventing or solving problems in many applications.
This welding wire uses pure argon gas shielded welding. The alloy system is Ti-6Al-4V, exhibiting excellent welding processability, making it an ideal choice for welding industrial pure titanium materials.
