OK 62.53

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OK 62.53 is a rutile coated, stainless electrode, specially designed for high-temperature applications. The weld metal has a scaling temperature of about 1150 °C. OK 62.53 is recommended for welding steels such as Avesta 253MA, 1.4828, 1.4835 and UNS S30815.

Typical Charpy V-Notch Properties

As Welded
Impact Value 44 ft-lb
Impact Value 60 J
Shielding Gas ISO
Testing Temperature 68 °F
Testing Temperature 20 °C

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded35 %ISO730 MPa (106 ksi)550 MPa (80 ksi)

Deposition Data

Current Deposition Rate @ 90% I max Diameter Deposition Efficiency (%) Number of electrodes/kg weld metal Voltage
50-90 A 44 sec 0.8 kg/h (1,8 lb/h) 2.5 x 300.0 mm (0.098 x 11,8 in.) 55 % 104 26 V
70-110 A 66 sec 1.0 kg/h (2,2 lb/h) 3.2 x 350.0 mm (1/8 x 13,8 in.) 55 % 54 25 V


Grade E Z 23 10 N R 12
Name EN ISO 3581-A


Grade EN 13479
Society CE
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type CrNi stainless
Coating Type Rutile
Ferrite Content FN 4-8
Welding Current AC, DC+

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Mn N Ni Si Si+Fe
0.07 % 23.1 % 0.6 % 0.16 % 10.4 % 1.6 % 6 %

How to purchase OK 62.53

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Part Numbers and Accessories

Part Numbers : OK 62.53