OK 92.55


OK 92.55

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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
-196 degC
as welded iso
91 J -196 degC

Typical Tensile Properties

Condition As Welded As Welded
Shielding Gas AWS ISO
Tensile Strength 727 MPa
Yield Strength 445 MPa
Elongation 40 %

Deposition Data

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


Classifications SFA/AWS A5.11 : ENiCrMo-6
EN ISO 14172 : E Ni 6620 (NiCr14Mo7Fe)


Approvals ABS ENiCrMo-6
(2.5-4.0 mm) : BV N50 and 9Ni*
CE EN 13479
DNV-GL VL 1.5Ni up to VL 9Ni*
LR 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.

Consumable Characteristics

Alloy Type Ni-based CrMoNb
Coating Type Basic
Welding Current AC, DC+-

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Fe Mn Mo Nb Ni Si W
0.05 % 12.9 % 5.0 % 3.0 % 6.2 % 1.3 % 69.4 % 0.3 % 1.6 %

Extra Info

*See certificates for details.


How to purchase OK 92.55

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To make things even easier, we've developed the online shopping list below.  As you browse our site, you'll be able to click on any product to have it added to this easy reference sheet.  And when you're done, you can send the list to yourself or print it out and bring it in to the distributor of your choice.

To find an ESAB distributor, just use the distributor locator tool featured on every page of our site.  Alternatively, you can call our support line at +361 382 1235 and we'll point you in the right direction.

Part Numbers and Accessories

Part Numbers : OK 92.55
OK 92.55 2.5x350mm 1/4 VP 92552530K0
OK 92.55 3.2x350mm 1/2 VP 92553230G0
OK 92.55 4.0x350mm 1/2 VP 92554030G0
OK 92.55 5.0x350mm 1/2 VP 92555030G0