Exaton 19.9.L (GTAW)

Exaton 19.9.L (GTAW) is a high‑performance GTAW filler rod designed for stainless steel and nickel alloys, especially for cryogenic and heavy‑duty applications.

Key Features

• Optimized chemistry for corrosion resistance and impact strength at temperatures down to 4 K (-269 °C).
• Consistent batch‑to‑batch composition and mechanical properties.
• Low moisture, high‑quality SAW flux packaging (20‑25 kg drums).
• Certified for ASME Section VIII, Division 1 and TÜV cryogenic use.

Specifications

• Classifications: EN ISO 14343‑A : W 19 9 L, SFA/AWS A5.9 : ER308L, Werkstoffnummer ~ 1.4316
• Approvals: CE EN 13479, DNV NV 308 L, UKCA EN 13479, VdTÜV 00064
• Alloy Type: Austenitic with ~8 % ferrite (19 % Cr, 9 % Ni, low C)
• Shielding Gas: I1 (EN ISO 14175)
• Yield Strength (As Welded): 420 MPa
• Tensile Strength (As Welded): 570 MPa
• Elongation (As Welded): 41 %
• Impact Value at -269 °C: 40 J

Applications

• Cryogenic equipment (LNG, LPG, liquid nitrogen, liquid helium storage)
• Dewars, containers, tanks, cryostats, transfer systems
• Overlay welding and joining of 18Cr/8Ni stainless steels
• Heavy‑duty SAW stainless steel welding