Exaton SX (GTAW)

Exaton SX is a high‑silicon austenitic stainless steel filler wire designed for GTAW (TIG) welding of grades such as UNS S32615. It excels in aggressive environments like concentrated sulfuric and nitric acids, offering reliable overlay and joining performance.

Key Features

• High silicon content for superior corrosion resistance
• Consistent chemistry and mechanical properties batch‑to‑batch
• Low moisture steel drum packaging (20‑25 kg) for protection during transport
• Enables single‑layer overlay welds, reducing labor and material costs

Specifications

• Classifications: EN ISO 14343-A : W Z 18 13 Si Cu L
• Approvals: CE : EN 13479; UKCA : EN 13479
• Alloy Type: Austenitic – 19 %Cr 13 %Ni 5 %Si 2 %Cu – Low C
• Shielding Gas: I1, I3 (EN ISO 14175)
• Tensile Properties (AWS, As Welded): Yield 645 MPa, Tensile 895 MPa, Elongation 36 %
• Charpy Impact (AWS, As Welded, 20 °C): 75 J

Applications

• GTAW joining of high‑silicon stainless steels
• Overlay welding in sulfuric and nitric acid service
• Heavy‑duty SAW (Submerged Arc Welding) environments