Exaton 22.12.HT (GMAW)

Exaton 22.12.HT is an austenitic stainless‑steel filler wire for high‑temperature steel grades, offering high creep strength, oxidation resistance and excellent weldability.

Key Features

• Designed for MIG/MAG, plasma, overlay hot‑wire TIG and mechanical TIG welding
• High corrosion‑resistant chemistry with increased Cr and Mo content
• Consistent batch‑to‑batch chemistry and mechanical properties
• Moisture‑resistant steel‑drum packaging (20‑25 kg drums)
• Reduces number of weld overlay layers, lowering cost of operation

Specifications

• Alloy Type: Austenitic (≈9 % ferrite) – 21 % Cr, 10 % Ni, low C
• Shielding Gas: I1, I3, M12 (EN ISO 14175)
• Wire Diameters & Parameters:
  • 1.0 mm → 60‑220 A, 15‑28 V, 4.0‑12.0 mm/min feed
  • 1.2 mm → 150‑260 A, 24‑29 V, 3.0‑10.0 mm/min feed
• Tensile Properties (As Welded): Yield 530 MPa, Tensile 720 MPa, Elongation 35 %
• Charpy Impact (As Welded): 125 J @ 20 °C, 40 J @ –110 °C, 15 J @ –196 °C
• Classifications: EN ISO 14343‑A G/W/P 21 10 N, EN 10088‑1 1.4835
• Approvals: CE & UKCA (EN 13479)

Applications

• MIG/MAG welding of high‑temperature stainless steel grades (e.g., UNS 30815, EN 1.4835)
• Plasma welding and overlay welding using hot‑wire TIG or mechanical TIG
• Submerged arc welding (SAW) in heavy‑duty environments