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OK 67.55

OK 67.55

OK 67.55 is a basic coated electrode especially designed for welding duplex stainless steels i, e. UNS S31803. The deposited weld metal gives very high ductility down to -50°C/-60°C. Particularly suitable for welding duplex pipes in offshore applications.

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Typical Tensile Properties

ISO As welded
Elongation Tensile Strength Yield Strength
28 % 800 MPa 650 MPa

Charpy V-Notch Properties

ISO As welded
Impact Value Testing Temperature
100 J 20 °C
85 J -20 °C
75 J -40 °C
65 J -60 °C

Weld Metal Analysis

MnMoCSiFerrite FNNiNCr
1.0 %3.2 %0.04 %0.7 %41 %9.1 %0.15 %23.2 %

Approvals: DNV-GL; Duplex; Seproz; UNA 272580; VdTÜV; 06774
Classifications: EN ISO 3581-A; E 22 9 3 N L B 2 2; SFA/AWS A5.4; E2209-15; Werkstoffnummer; 1.4462

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+