The ESAB OK Tigrod 4043 1/8″ x 36″ Aluminum TIG Rod is a versatile aluminum filler metal widely used for welding AlMgSi and AlSi alloys containing up to 7% silicon. With its excellent fluidity and crack resistance, this rod is ideal for TIG (GTAW) and MIG (GMAW) welding in automotive, aerospace, marine, and general aluminum fabrication. As a non-heat-treatable alloy, it provides moderate strength and good weldability, but it is not recommended for anodizing.
Packaged in a 10 lb bundle, this R4043 aluminum TIG rod is designed for AC welding, delivering clean, smooth welds with reduced sensitivity to weld cracking. It is commonly used for casting repairs, aluminum piping, and structural aluminum components, ensuring reliable performance in industrial and commercial applications.
Features:
- Versatile welding alloy: Suitable for welding AlMgSi and AlSi alloys containing up to 7% silicon, ensuring compatibility with a wide range of aluminum materials.
- Good fluidity and crack resistance: Provides smooth, strong welds with minimal risk of hot cracking, making it ideal for thin and thick aluminum sections.
- Non-heat-treatable: Maintains mechanical properties without requiring post-weld heat treatment.
- Moderate strength: Offers a tensile strength of 24 ksi (165 MPa) and a yield strength of 8 ksi (55 MPa), making it suitable for general-purpose aluminum welding.
- Not recommended for anodizing: Does not provide a consistent color match when anodized.
- Certified and approved: Meets AWS R4043, CE, DB, and CWB standards, ensuring industry compliance.
- 10 lb pack: Conveniently packaged for industrial and professional welding applications.
Common Markets:
- Automotive & Transportation: Used for welding aluminum frames, engine components, and vehicle body repairs.
- Aerospace & Aviation: Suitable for aircraft fuselages, aluminum panels, and structural aerospace components.
- Marine & Shipbuilding: Ideal for welding boat hulls, aluminum docks, and other marine structures exposed to saltwater environments.
- Manufacturing & Metalworking: Applied in custom aluminum fabrication, industrial piping, and sheet metal work.
- General Construction & Infrastructure: Used for welding aluminum frames, walkways, and architectural structures.
- Heavy Equipment & Fabrication: Reliable for repairing and manufacturing aluminum machinery parts and industrial equipment.
- General Welding & Repairs: A trusted option for on-site aluminum welding, structural reinforcement, and aluminum casting repairs.
Specifications:
- AWS Classification: R4043
- Diameter: 1/8″ (3.2 mm)
- Length: 36″ (914 mm)
- Weight: 10 lb (4.54 kg) pack
- Material Type: Aluminum (AlSi5)
- Welding Process: TIG (GTAW), MIG (GMAW)
- Welding Current: AC
- Tensile Strength: 24 ksi (165 MPa)
- Yield Strength: 8 ksi (55 MPa)
- Elongation: 18%
- Approvals: CE, DB, CWB
- Standards: EN 13479, EN ISO 18273
The ESAB OK Tigrod 4043 1/8″ aluminum TIG rod is a go-to choice for professional welders working in automotive, aerospace, and marine industries, where crack-resistant, high-quality aluminum welds are required. With its excellent fluidity, smooth arc performance, and strong mechanical properties, this filler metal ensures clean, reliable welds in demanding aluminum fabrication and repair projects.
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