OK 68.53

Stainless MMA electrode for welding austenitic‑ferritic Superduplex stainless steels such as SAF 2507 and Zeron 100.

Key Features

• Basic Rutile coating for good arc stability
• Vacuum‑packed VacPac packaging protects against moisture
• Available in multiple diameters and lengths

Specifications

• Welding Current: DC+, AC
• Ferrite Content: FN 35‑50
• Alloy Type: Austenitic‑ferritic CrNiMo
• Coating Type: Basic Rutile
• Minimum AC Open Circuit Voltage: 60 V
• Classifications: EN ISO 3581‑A : E 25 9 4 N L R 32, SFA/AWS A5.4 : E2594‑16, Werkstoffnummer (1.4410)
• Approvals: CE EN 13479, DNV‑GL Duplex, UKCA EN 13479, VdTÜV 07377

Applications

• Welding Superduplex stainless steel grades (SAF 2507, Zeron 100)
• Situations requiring flexibility where covered electrodes are preferred over flux‑cored or submerged arc methods