OK 68.17

OK 68.17 is a rutile‑basic stick electrode designed for welding martensitic 13Cr4Ni‑Mo type stainless steels.

Key Features

• Rutile‑basic coating offers good arc stability and ease of use.
• VacPac hermetically sealed packaging protects electrodes from moisture.
• Available in multiple diameters for various amperage ranges.

Specifications

• Classifications: EN 14700 : E Fe7, EN ISO 3581‑A : E 13 4 R 3 2, SFA/AWS A5.4 : E410NiMo‑16, Werkstoffnummer : 1.4351
• Welding Current: DC+, AC
• Diffusible Hydrogen: < 8.0 ml/100 g
• Alloy Type: Martensitic 13Cr4Ni‑Mo
• Coating Type: Rutile Basic
• Min AC OCV: 55 V
• Deposition Data:
  • 2.5 mm × 350 mm: 55‑100 A, 21 V, 62 % efficiency, 0.8 kg/h
  • 3.2 mm × 350 mm: 65‑135 A, 21 V, 59 % efficiency, 1.2 kg/h
  • 4.0 mm × 450 mm: 90‑190 A, 24 V, 59 % efficiency, 1.7 kg/h

Applications

• Welding of martensitic stainless steel components.
• Situations requiring flexibility and high corrosion resistance.
• Fabrication where covered electrodes are preferred over newer processes.