OK 92.18 (Ni-Cl) nickel electrode for welding ordinary cast iron. The alloying metal is soft and easily machinable. For use in cold or with slight preheating of the material. Electrode is suitable for joining cast iron, for repair welding of castings, and for reconditioning damaged parts.Diameter: 4.0 mm. Length: 350 mm. Welding current: AC, DC+ OCV 50 VClassification: SFA/AWS A5.15. ENi-CI. EN ISO 1071. E C Ni-Cl 3. Typical chemical composition of pure alloy:. C 0.9. Si 0.7. Mn 0.6. Ni >92.0. Fe 3.5. Mechanical properties of alloy:. Tensile strength [MPa]: 300 Alloy hardness, after welding: 130-170 HB Tensile strength. Collective packaging: 47 pcs.