OK Autrod 13.37

OK Autrod 13.37 is a copper‑coated, low‑alloyed solid MIG wire (ER505) designed for GMAW of high‑temperature steels and steels for hot hydrogen service, especially in oil refineries.

Key Features

• Optimized chemistry reduces post‑weld rework.
• Available in Marathon Pac bulk drum system with multiple drum sizes.
• Excellent feeding performance for high‑speed welding and long feeding distances.

Specifications

• Classifications: EN ISO 21952‑A : G CrMo9, EN ISO 21952‑B : G 55A 9C1M, SFA/AWS A5.28 : ER80S‑B8
• Alloy Type: Alloyed steel (9 % Cr, 1 % Mo)
• Shielding Gas: M12, M13, M21 (EN ISO 14175)
• Tensile Properties (EN 80Ar/20CO₂, M21): Yield 536 MPa, Tensile 620 MPa, Elongation 23 %
• Charpy Impact (M21, 20 °C): 91 J; (‑20 °C): 50 J
• Typical Wire Composition %: C 0.06, Mn 0.52, Si 0.45, Ni 0.23, Cr 8.66, Mo 1.00
• Deposition Data: 0.9 mm – 70‑250 A, 18‑26 V, 3.0‑12.0 m/min, 0.9‑3.5 kg/h; 1.2 mm – 120‑350 A, 20‑33 V, 2.7‑12.4 m/min, 1.5‑6.6 kg/h

Applications

• High‑temperature steel fabrication
• Hot hydrogen service welding in oil refineries
• General low‑alloy steel construction