OK 61.81

ESAB

OK 61.81

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Nb-stabilized MMA-electrode for welding Nb- or Ti-stabilized stainless steel of the 19Cr10Ni-type.

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Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Mn N Nb Ni Si Si+Fe
0.06 % 20.2 % 1.7 % 0.08 % 0.72 % 9.7 % 0.7 % 7 %

Approvals

Grade EN 13479
Society CE
Grade 3.2 mm
Society NAKS/HAKC
Grade VL 347
Society DNV-GL
Approvals are based on factory location. Please contact ESAB for more information.

Typical Charpy V-Notch Properties

Classifications

Grade E 19 9 Nb R 3 2
Name EN ISO 3581-A
Grade E347-16
Name SFA/AWS A5.4
Grade 1.4551
Name Werkstoffnummer

Consumable Characteristics

Welding Current DC+, AC
Ferrite Content FN 6-12
Coating Type Rutile
Alloy Type Austenitic CrNi

Typical Tensile Properties

As welded Creep resistance++ 500°C (932°F) 10000h Creep resistance+ 500°C (932°F) 20000h Creep resistance 600°C (1112°F) 10000h
Tensile Strength (met) 700 MPa(101.5 ksi) 330 MPa(48 ksi) 310 MPa(45 ksi) 135 MPa(19.5 ksi)
Yield Strength (met) 560 MPa(81 ksi)
Elongation 31 %

Deposition Data

Current Deposition Rate Diameter Number of electrodes/kg weld metal Voltage kg weld metal/kg electrodes
40-60 A 39 sec 0.6 kg/h(1.3 lb/h) 2.0 x 300 mm(5/64 x 12 in.) 147 26 V 0.60 kg(1.3 lb)
50-80 A 36 sec 1.2 kg/h(2.6 lb/h) 2.5 x 300 mm(3/32 x 12 in.) 82 29 V 0.59 kg(1.3 lb)
75-115 A 66 sec 1.2 kg/h(2.6 lb/h) 3.2 x 350 mm(1/8 x 14 in.) 44 23 V 0.60 kg(1.3 lb)
80-160 A 66 sec 1.7 kg/h(3.7 lb/h) 4.0 x 350 mm(5/32 x 14 in.) 32 24 V 0.60 kg(1.3 lb)
140-210 A 78 sec 2.3 kg/h(5.1 lb/h) 5.0 x 350 mm(3/16 x 14 in.) 20 25 V 0.60 kg(1.3 lb)
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Part Numbers and Accessories

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Check box to add

Part Numbers : OK 61.81
OK 61.81 2.0x300mm 1/4 VP 61812020L0 FIND A DISTRIBUTOR
OK 61.81 2.5x300mm 1/4 VP 61812520L0 FIND A DISTRIBUTOR
OK 61.81 3.2x350mm 1/2 VP 61813230T0 FIND A DISTRIBUTOR
OK 61.81 4.0x350mm 1/2 VP 61814030G0 FIND A DISTRIBUTOR
OK 61.81 5.0x350mm 1/2 VP 61815030G0 FIND A DISTRIBUTOR
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