Exaton Ni53 (GTAW)

Exaton Ni53 is a high‑temperature nickel‑chrome‑cobalt‑molybdenum alloy filler metal for GTAW, offering excellent resistance to oxidation and carburization up to 1100°C (2012°F).

Key Features

• Superior high‑temperature corrosion resistance
• Consistent chemistry and mechanical properties
• Suitable for welding nickel alloys, austenitic and cast alloys, and dissimilar stainless‑steel to nickel joins
• Available in 5 kg drums (1.6 mm & 2.4 mm diameters)

Specifications

• Classifications: SFA/AWS A5.14 ERNiCrCoMo‑1, EN ISO 18274 S Ni 6617 (NiCr22Co12Mo9), Werkstoffnummer 2.4663
• Alloy Type: Alloyed nickel (Ni + 22 % Cr + 8.5 % Mo + 11 % Co)
• Shielding Gas: I1, I3 (EN ISO 14175)
• Tensile (As Welded): Yield 510 MPa, Tensile 770 MPa, Elongation 37 %
• Charpy Impact (As Welded): 130 J @ 20 °C, 105 J @ –196 °C
• Typical Weld Metal Analysis %: C 0.07, Mn 0.4, Si 0.1, S 0.002, P 0.003, Ni 53, Cr 22, Mo 8.5, Al 1.18, Cu 0.01, Ti 0.37, Co 11.0, B 0.003, Fe 1
• Typical Wire Composition %: C 0.07, Mn 0.36, Si 0.09, S 0.001, P 0.005, Ni 54, Cr 22.5, Mo 8.8, Al 1.3, Ti 0.4, Co 11.3, Fe 1

Applications

• High‑temperature heat exchangers and valves
• Furnace tubing in petrochemical industry
• Radiant heat tubes and gas turbines
• Components for power plants and chemical processing
• Overlay welding and dissimilar joining of stainless steel to nickel alloys