OK Autrod 310

OK Autrod 310 is a continuous solid corrosion‑resisting chromium‑nickel MIG/TIG filler wire designed for heat‑resistant austenitic steels (25 % Cr, 20 % Ni).

Key Features

• Fully austenitic alloy with high Cr content for excellent oxidation resistance at elevated temperatures.
• Available in multiple diameters (0.8 mm, 1.0 mm, 1.2 mm, 1.6 mm) with corresponding deposition ranges.
• Certified to EN ISO 14343‑A and AWS A5.9 standards (ER310).

Specifications

• Alloy Type: Fully austenitic (25 % Cr – 20 % Ni)
• Shielding Gas: M12, M13 (EN ISO 14175)
• Yield Strength (As Welded): 390 MPa
• Tensile Strength (As Welded): 590 MPa
• Elongation: 43 %
• Charpy Impact @ 20 °C: 175 J
• Charpy Impact @ –196 °C: 60 J
• Typical Wire Composition (%): Ni 20.7, Cr 25.8, Mn 1.6, Si 0.4, C 0.10, S 0.005, P 0.015, Mo 0.1, Cu 0.05
• Deposition Data (example 1.0 mm): 80‑190 A, 16‑24 V, 2.9‑8.4 m/min, 1.1‑3.1 kg/h

Applications

• Industrial furnaces and boiler parts
• Heat exchangers
• High‑temperature stainless steel welds