OK 67.55

ESAB

OK 67.55

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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 Weld Metal Analysis %

Approvals

Society Sepros UNA 272580
Society DNV For duplex SS
Society VdTÜV 06774
Approvals are based on factory location. Please contact ESAB for more information.

Typical Charpy V-Notch Properties

Conditional Statement Impact Value (met) Testing Temperature
ISO
As welded 100 J(74 ft-lb) 20 degC(68 degF)
As welded 85 J(63 ft-lb) -20 degC(-4 degF)
As welded 75 J(55 ft-lb) -40 degC(-40 degF)
As welded 65 J(48 ft-lb) -60 degC(-76 degF)

Classifications

Grade 1.4462
Name Werkstoff Nr.
Grade E 22 9 3 N L B 2 2
Name EN 1600
Grade E2209-15
Name SFA/AWS A5.4

Consumable Characteristics

Welding Current DC+
Ferrite Content FN 35-50
Coating Type Basic
Alloy Type Austenitic CrNiMo

Typical Tensile Properties

ElongationShielding GasTensile Strength (imp)Yield Strength (imp)
28 %ISO800 MPa (116 ksi)650 MPa (94 ksi)

Deposition Data

Current Deposition Rate Diameter Number of electrodes/kg weld metal Voltage kg weld metal/kg electrodes
50-80 A 49 hr 0.8 kg/h(1.8 lb/h) 2.5 x 300 mm(3/32 x 12 in.) 96 23 V 0.59 kg(1.3 lb)
65-115 A 61 hr 1.2 kg/h(2.6 lb/h) 3.2 x 350 mm(1/8 x 14 in.) 50 24 V 0.59 kg(1.3 lb)
80-140 A 74 hr 1.5 kg/h(3.3 lb/h) 4.0 x 350 mm(5/32 x 14 in.) 33 24 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 67.55
OK 67.55 2.5x300mm 1/4 VP 67552520L0 FIND A DISTRIBUTOR
OK 67.55 3.2x350mm 1/2 VP 67553230T0 FIND A DISTRIBUTOR
OK 67.55 4.0x350mm 1/2 VP 67554030G0 FIND A DISTRIBUTOR
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