Atom Arc 8018

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Atom Arc 8018

Atom Arc 8018 electrodes deposit 1% Ni weld metal. They are used primarily to weld high-tensile steels in the 70-80 ksi (483-552 MPa) tensile strength range, especially where notch toughness at temperatures as low as -40°F (-40°C) is required.

Atom Arc 8018

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Industries

Mobile Equipment
Petrochemical
Ship/Barge Building
Bridge Construction
Power Generation
Pipeline
Industrial and General Fabrication

Process

SMAW/MMA (Stick)

Specifications

Specifications
Classifications	ASME SFA 5.5 : E8018-C3H4R AWS A5.5 : E8018-C3H4R ASME SFA 5.1
Approvals	ABS : 4Y(H5) ABS : E8018-C3 (H4R) CWB : E5518-C3-H4 LR : 4Y40 H10 MIL : MIL-8018-C3
Industry	Mobile Equipment Petrochemical Ship/Barge Building Bridge Construction Power Generation Pipeline Industrial and General Fabrication

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

Welding Current	AC, DC+
Diffusible Hydrogen	< 4.0 ml/100g
Alloy Type	Low alloyed (1% Ni)

Typical Tensile Properties
Condition	Yield Strength	Tensile Strength	Elongation
As Welded	510 MPa ( 74 ksi )	600 MPa ( 87 ksi )	28 %
Stress Relieved 8 hour(s) 621 °C ( 1150 °F )	485 MPa ( 70 ksi )	560 MPa ( 81 ksi )	30 %

Typical Charpy V-Notch Properties
Condition	Testing Temperature	Impact Value
As Welded	-29 °C ( -20 °F )	168 J ( 124 ft-lb )
Stress Relieved 8 hour(s) 621 °C ( 1150 °F )	-29 °C ( -20 °F )	175 J ( 130 ft-lb )
As Welded	-40 °C ( -40 °F )	114 J ( 84 ft-lb )
Stress Relieved 8 hour(s) 621 °C ( 1150 °F )	-40 °C ( -40 °F )	156 J ( 115 ft-lb )

Typical Weld Metal Analysis %
C	Mn	Si	S	P	Ni	Cr	Mo	V	Cu	Nb
0.045	1.08	0.31	0.01	0.01	0.91	0.06	0.12	0.009	0.139	0.003

Deposition Data
Diameter	Current	Voltage	Deposition Efficiency (%)	Burn-off Time/Electrode	Deposition Rate @ 90% I max
0.0 x 457 mm	250-350 A	24.9 V	75.80 %	100 sec	3.28 kg/h ( 7.2 lbs/h )
0.0 x 457 mm	300-400 A	25.5 V	77.06 %	103 sec	4.22 kg/h ( 9.3 lbs/h )
2.4 x 356 mm ( 3/32 x 14.0 in. )	70-110 A	23.2 V	69.01 %	60 sec	0.92 kg/h ( 2.0 lbs/h )
3.2 x 356 mm ( 1/8 x 14.0 in. )	90-160 A	23.9 V	72.23 %	70 sec	1.36 kg/h ( 3.0 lbs/h )
4.0 x 356 mm ( 5/32 x 14.0 in. )	130-220 A	24.3 V	72.06 %	75 sec	1.89 kg/h ( 4.2 lbs/h )
4.8 x 356 mm ( 3/16 x 14.0 in. )	200-300 A	24.3 V	71.04 %	74 sec	2.53 kg/h ( 5.6 lbs/h )

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Description

Product number

Product number: 255041410

Product number: 255047318

Product number: 525041810

Product number: 255045321

Product number: 525047346

Documents

Fact Sheets

Atom Arc 8018

Additional Documents

Certifications

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1.800.ESAB.123

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Atom Arc 8018

Atom Arc 8018

Atom Arc 8018

Specifications

Ordering

Documents

Fact Sheets

Additional Documents

Need Product Help?

Product information and support line: