OK 69.25

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Basic coated, stainless electrode for welding corrosion-resistant, non-magnetic and cryogenic stainless steels. The electrode produces a fully austenitic Cr-Ni-Mo weld metal with an increased Mn and N content.

Typical Charpy V-Notch Properties

Impact Value Testing Temperature
as welded iso
50 J (37 ft-lb) -196 degC (-321 degF)
90 J (67 ft-lb) 20 degC (68 degF)

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded35 %ISO650 MPa (94 ksi)450 MPa (65 ksi)

Deposition Data

Current Deposition Rate @ 90% I max Diameter Deposition Efficiency (%) Number of electrodes/kg weld metal Voltage
70-100 A 72 sec 1.2 kg/h (2,6 lb/h) 3.2 x 350.0 mm (1/8 x 13,8 in.) 62 % 46 24 V
100-140 A 74 sec 1.8 kg/h (4,0 lb/h) 4.0 x 350.0 mm (5/32 x 13,8 in.) 64 % 29 25 V


Classifications EN ISO 3581-A : E 20 16 3 Mn N L B 4 2
SFA/AWS A5.4 : E316LMn-15
Werkstoffnummer : 1.4455


Grade 3.2
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type CrNiMo
Coating Type Basic
Ferrite Content FN <0.5
Welding Current DC+

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Mn Mo N Ni Si Si+Fe
0.04 % 19.0 % 6.5 % 3.0 % 0.15 % 16.0 % 0.5 % 0 %

How to purchase OK 69.25

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Part Numbers and Accessories

Part Numbers : OK 69.25