OK NiCrMo-3

ESAB

OK NiCrMo-3

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Ni-based CrMoNb electrode for welding of Ni-alloys of the same or similar type as e.g. Inconel 625, for welding of 5% and 9% Ni steel. The electrode is very suitable for welding of 254 SMO, i.e. UNS S31254 steel.


Typical Charpy V-Notch Properties

Impact Value Testing Temperature
as welded iso
70 J 20 degC
50 J -196 degC

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded35 %ISO780 MPa500 MPa

Deposition Data

Current Deposition Rate Diameter Number of electrodes/kg weld metal Voltage kg weld metal/kg electrodes
55-75 A 40 sec 0.9 kg/h 2.5 x 300 mm 100 23 V 0.55
65-100 A 52 sec 1.4 kg/h 3.2 x 350 mm 49 25 V 0.56
80-140 A 57 sec 1.9 kg/h 4.0 x 350 mm 33 27 V 0.58
120-170 A 72 sec 2.1 kg/h 5.0 x 350 mm 21 24 V 0.58

Classifications

Classifications SFA/AWS A5.11 : ENiCrMo-3
EN ISO 14172 : E Ni 6625 (NiCr22Mo9Nb)

Approvals

Approvals CE EN 13479
DNV-GL -H5
NAKS/HAKC 2.5-4.0 mm
VdTÜV 12414
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type Ni-based CrMoNb
Coating Type Basic
Ferrite Content FN 0
Welding Current DC+

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Fe Mn Mo Nb Ni Si
0.03 % 21.7 % 2.0 % 0.2 % 9.3 % 3.3 % 62.8 % 0.4 %
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How to purchase OK NiCrMo-3

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Part Numbers and Accessories

Part Numbers : OK NiCrMo-3
OK NiCrMo-3 2.5x300mm 1/4 VP 91732520L0
OK NiCrMo-3 3.2x350mm 1/4 VP 91733230L0
OK NiCrMo-3 4.0x350mm 1/2 VP 91734030G0
OK NiCrMo-3 5.0x350mm 1/2 VP 91735030G0
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