This site uses cookies and other tracking technologies to provide you with our services, enhance the performance and functionality of our services, analyze the use of our products and services, and assist with our advertising and marketing efforts.

Cookie Policy   Privacy Notice

Previous Next


OK 68.55

OK 68.55

OK 68.55 is a basic coated electrode for welding austenitc-ferritic steels of the Super Duplex type, e. g. SAF 2507 and Zeron 100. OK 68.55 deposits a weld metal with high ductility.

Add to shopping list


Typical Tensile Properties

ISO As welded
Elongation Tensile Strength Yield Strength
28 % 900 MPa 700 MPa

Charpy V-Notch Properties

ISO As welded
Impact Value Testing Temperature
90 J 20 °C
70 J -20 °C
55 J -40 °C
45 J -60 °C

Weld Metal Analysis

MnMoCSiFerrite FNNiNCr
0.9 %4.3 %0.03 %0.6 %45 %10.4 %0.23 %25.2 %

Approvals: DNV-GL; Duplex
Classifications: EN ISO 3581-A; E 25 9 4 N L B 4 2; SFA/AWS A5.4; E2594-15; Werkstoffnummer; (1.4410)

Approvals are based on factory location. Please contact ESAB for more information.

Alloy Type: Austenitic CrNiMo
Coating Type: Basic
Ferrite Content: FN 35-50
Welding Current: DC+