Exaton 19.12.3.LSi (GTAW)

Exaton 19.12.3.LSi is a high‑performance TIG rod designed for welding austenitic stainless steels such as 304, 316, 321 and 347 up to 400 °C (750 °F). It delivers excellent corrosion resistance and consistent weld quality.

Key Features

• Optimized chemistry with 19% Cr, 12% Ni, 3% Mo, low C and high Si for superior corrosion resistance
• Suitable for MIG/MAG, automated TIG and PAW processes
• Consistent batch‑to‑batch chemistry and mechanical properties
• Packaged in moisture‑resistant steel drums (20–25 kg)

Specifications

• Alloy Type: Austenitic (≈8 % ferrite) 19 % Cr – 12 % Ni – 3 % Mo, low C, high Si
• Shielding Gas: I1 (EN ISO 14175)
• Classifications: EN ISO 14343‑A : W 19 12 3 L Si, SFA/AWS A5.9 : ER316LSi, Werkstoffnummer ≈ 1.4430
• Approvals: CE EN 13479, DB 43.118.07, DNV NV 316L, UKCA EN 13479, VdTÜV 03365
• Tensile (As Welded – AWS): Yield 510 MPa, Tensile 630 MPa, Elongation 35 %
• Tensile (As Welded – EN ISO): Yield 450 MPa, Tensile 610 MPa, Elongation 37 %
• Charpy Impact (As Welded): 20 °C 175 J, ‑40 °C 150 J, ‑110 °C 110 J, ‑196 °C 62 J
• Typical Wire Composition (%): C 0.01, Mn 1.7, Si 0.76, S 0.01, P 0.01, Ni 11.8, Cr 18.4, Mo 2.6, Cu 0.1, N 0.05, Nb 0.02, Ti 0.003, Co 0.07, FN WRC‑92 9

Applications

• Welding of austenitic stainless steel alloys (18 % Cr – 8 % Ni, 18 % Cr – 10 % Ni – 3 % Mo)
• Heavy‑duty SAW stainless steel welding
• Automated TIG and PAW cladding operations
• MIG/MAG welding of stainless steels up to 400 °C