ESAB OK Tigrod 347 TIG Rod
ESAB OK Tigrod 347 is a high-performance stainless steel TIG rod designed for welding stabilized austenitic chromium-nickel alloys, specifically those with 18% Cr and 8% Ni content. It is stabilized with niobium, which enhances resistance to intergranular corrosion, especially in high-temperature environments. This makes it an excellent choice for applications requiring heat resistance and corrosion protection.
Key Features of ESAB OK Tigrod 347
- Niobium Stabilization: Provides superior resistance to intergranular corrosion and ensures weld durability at high temperatures.
- Corrosion Resistance: Ideal for applications involving exposure to corrosive environments, such as chemical plants and refineries.
- High Temperature Applications: Recommended for welding components that operate at elevated temperatures due to its heat-resistant properties.
- Reliable Mechanical Strength: Offers a tensile strength of 655 MPa and yield strength of 510 MPa, ensuring durable welds.
- Ferrite Content: Contains approximately 8% ferrite, contributing to excellent weldability and reduced risk of cracking.
Applications
- Power Generation: Suitable for welding heat exchangers, boilers, and likewise other high-temperature components.
- Chemical and Petrochemical Industries: Ideal for fabricating and repairing tanks, pipes, and reactors exposed to corrosive chemicals.
- Food and Beverage Industry: Ensures corrosion-resistant welds for stainless steel equipment used in food processing.
- General Industrial Fabrication: Suitable for structural components in industries where temperature and corrosion resistance are key.
Specifications
Feature | Details |
---|---|
Alloy Type | Austenitic (19% Cr, 9% Ni, Nb stabilized) |
Classification | AWS A5.9: ER347, EN ISO 14343-A: W 19 9 Nb |
Yield Strength | 510 MPa |
Tensile Strength | 655 MPa |
Elongation | 35% |
Impact Toughness (at 20°C) | 130 J |
Typical Composition | 0.04% C, 1.4% Mn, 0.4% Si, 9.5% Ni, 19.3% Cr, 0.1% Mo, 0.05% Cu, 0.5% Nb |
For welding projects requiring high temperature and corrosion resistance, choose the ESAB OK Tigrod 347. Its niobium stabilization and durable mechanical properties make it ideal for critical applications in power generation, chemical processing, and industrial fabrication.
Reference: manufacturer’s page.
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