ESAB

OK 67.50

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OK 67.50 is an acid rutile coated type for welding of austenitic-ferritic stainless steels of CrNiMoN 22 5 3 - and CrNiN 23 4-types. The duplex all weld metal offers a high strength level combined with good ductility. The pitting corrosion resistance is good and the all weld metal is not sensitive for stress corrosion cracking.


Typical Charpy V-Notch Properties

Impact Value Testing Temperature
as welded iso
41 J (30 ft-lb) -30 degC (-22 degF)
50 J (37 ft-lb) 20 degC (68 degF)

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded25 %ISO857 MPa (124 ksi)691 MPa (100 ksi)

Deposition Data

Current Deposition Rate @ 90% I max Diameter Deposition Efficiency (%) Number of electrodes/kg weld metal Voltage
30-65 A 33 sec 0.7 kg/h (1,5 lb/h) 2.0 x 300.0 mm (5/64 x 11,8 in.) 55 % 152 29 V
50-90 A 38 sec 1.0 kg/h (2,2 lb/h) 2.5 x 300.0 mm (0.098 x 11,8 in.) 58 % 91 27 V
80-120 A 55 sec 1.4 kg/h (3,1 lb/h) 3.2 x 350.0 mm (1/8 x 13,8 in.) 58 % 47 28 V
90-160 A 59 sec 1.9 kg/h (4,2 lb/h) 4.0 x 350.0 mm (5/32 x 13,8 in.) 58 % 32 29 V
150-220 A 64 sec 2.8 kg/h (6,2 lb/h) 5.0 x 350.0 mm (0.197 x 13,8 in.) 58 % 20 30 V

Classifications

Classifications EN ISO 3581-A : E 22 9 3 N L R 3 2
SFA/AWS A5.4 : E2209-17
CSA W48 : E2209-17
Werkstoffnummer : 1.4462

Approvals

Approvals (2.0-3.2mm) : ABS E2209-17
ABS Stainless*
BV 2209
CE EN 13479
CWB CSA W48: E2209-17
DNV-GL Duplex
NAKS/HAKC 4.0 mm
NAKS/HAKC 3.2 mm
RINA 2209
Seproz UNA 272580
VdTÜV 04368
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type Duplex CrNiMoN
Coating Type Acid Rutile
Ferrite Content FN 35-50
Welding Current DC+, AC

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Mn Mo N Ni Si Si+Fe
0.03 % 23.2 % 0.8 % 3.2 % 0.16 % 8.8 % 0.8 % 42 %
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How to purchase OK 67.50

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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 67.50
67502020L0
67502520L0
67503230T0
67504030G0
67505030G0
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