OK 61.35

OK 61.35 is a basic stainless steel stick electrode (308L‑type) designed for positional welding such as piping, offering demanding mechanical properties down to –120 °C.

Key Features

• Basic stainless electrode with 308L composition
• Suitable for low‑temperature service (minimum –120 °C)
• VacPac hermetically sealed packaging for moisture protection
• Available in multiple diameters and lengths

Specifications

• Classifications: EN ISO 3581‑A : E 19 9 L B 2 2, SFA/AWS A5.4 : E308L‑15, Werkstoffnummer : 1.4316
• Approvals: CE EN 13479, DB 30.039.08, UKCA EN 13479, VdTÜV 04811
• Welding Current: DC+
• Ferrite Content: FN 4‑8
• Alloy Type: Austenitic CrNi
• Coating Type: Basic
• Tensile (As Welded): Yield 445 MPa, Tensile 610 MPa, Elongation 44 %
• Charpy Impact (As Welded): –196 °C 40 J, 20 °C 100 J, –120 °C 70 J
• Typical Weld Metal Analysis (%): C 0.04, Mn 1.6, Si 0.3, Ni 9.8, Cr 19.5, N 0.06, FN 6
• Deposition Data:
  • 2.5 × 300 mm: 55‑85 A, 22 V, 61 % efficiency, 0.9 kg/h
  • 3.2 × 350 mm: 80‑120 A, 25 V, 61 % efficiency, 1.3 kg/h
  • 4.0 × 350 mm: 80‑180 A, 27 V, 61 % efficiency, 1.9 kg/h

Applications

• Positional welding of piping systems
• High‑strength stainless steel fabrication
• Low‑temperature service requirements