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OK Tubrod 15.25S

OK Tubrod 15.25S is a 2.5Ni tubular wire for submerged arc welding in conjunction with OK Flux 10.62 when Charpy V values down to -60°C are required. It has also high tolerance to shop primer when welding high-speed fillets, as well as single-sided, single-pass butt joints.

 

Classifications Weld Metal:	SFA/AWS A5.23:F7A8-EC-Ni2
Classifications:	EN ISO 14174:S A FB 1 55 AC H5, SFA/AWS A5.23:F7A8-EC-Ni2

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

 

Welding Current:	AC, DC+
Diffusible Hydrogen:	<5 ml/100g
Alloy Type:	Low alloy steel -2.5% Nickel

 

Typical Tensile Properties
Condition	Yield Strength	Tensile Strength	Elongation
OK Flux 10.62
As welded	450 MPa	564 MPa	33 %

 

Typical Charpy V-Notch Properties
Condition	Testing Temperature	Impact Value
OK Flux 10.62
As welded	-60 °C	112 J

 

Typical Weld Metal Analysis %
C	Mn	Si	Ni	Cu
OK Flux 10.62
0.05	1.28	0.35	2.26	0.02

 

Deposition Data
Diameter	Current	Voltage	Wire Feed Speed	Deposition Rate
4.0 mm	500-900 A	28-40 V	2.0-5.5 m/min	7.0-18.0 kg/h