OK 92.55 is an all-positional, basic coated electrode which deposits a NiCr-based alloy with additions of Mo, W and Nb. The electrode is specifically designed for welding 9%Ni steels for cryogenic applications down to -196°C.
Typical Charpy V-Notch Properties
|Impact Value||Testing Temperature|
|as welded aws|
|as welded iso|
|91 J||-196 degC|
Typical Tensile Properties
|Condition||As Welded||As Welded|
|Tensile Strength||727 MPa|
|Yield Strength||445 MPa|
|Current||Deposition Rate||Diameter||Number of electrodes/kg weld metal||Voltage||kg weld metal/kg electrodes|
|65-115 A||70 sec||1.1 kg/h||2.5 x 350 mm||55||23 V||0.70|
|70-150 A||68 sec||1.5 kg/h||3.2 x 350 mm||34||22 V||0.66|
|120-200 A||82 sec||1.9 kg/h||4.0 x 350 mm||23||22 V||0.67|
|150-240 A||91 sec||2.8 kg/h||5.0 x 350 mm||14||23 V||0.68|
SFA/AWS A5.11 : ENiCrMo-6
EN ISO 14172 : E Ni 6620 (NiCr14Mo7Fe)
(2.5-4.0 mm) : BV N50 and 9Ni*
CE EN 13479
DNV-GL VL 1.5Ni up to VL 9Ni*
NAKS/HAKC 2.5-4.0 mm
RINA VL 1.5Ni up to VL 9Ni*
|Approvals are based on factory location. Please contact ESAB for more information.|
|Alloy Type||Ni-based CrMoNb|
|Welding Current||AC, DC+-|
Typical Weld Metal Analysis %
|Typical Weld Metal Analysis %|
|0.05 %||12.9 %||5.0 %||3.0 %||6.2 %||1.3 %||69.4 %||0.3 %||1.6 %|
*See certificates for details.
How to purchase OK 92.55
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