Atom Arc 8018-CM

Specifications
Classifications	ASME SFA 5.5 : E8018-B2H4R AWS A5.5 : E8018-B2H4R
Approvals	ABS : E8018-B2(H4R) MIL : MIL-8018-B2
Industry	Power Generation Pipeline Pressure Vessels

Specifications

Classifications

ASME SFA 5.5 : E8018-B2H4R
AWS A5.5 : E8018-B2H4R

Approvals

ABS : E8018-B2(H4R)
MIL : MIL-8018-B2

Industry

Power Generation
Pipeline
Pressure Vessels

Typical Tensile Properties
Stress Relieved 8 hour(s) 620 °C ( 1148 °F )	607 MPa ( 88 ksi )	704 MPa ( 102 ksi )	24 %
Stress Relieved 1 hour(s) 705 °C ( 1301 °F )	621 MPa ( 90 ksi )	642 MPa ( 93 ksi )	25 %
Stress Relieved 1 hour(s) 690 °C ( 1274 °F )	553 MPa ( 80 ksi )	640 MPa ( 93 ksi )	26 %
As Welded	607 MPa ( 88 ksi )	704 MPa ( 102 ksi )	24 %
Stress Relieved 8 hour(s) 690 °C ( 1274 °F )	566 MPa ( 82 ksi )	662 MPa ( 96 ksi )	26 %

Typical Tensile Properties

Condition

Yield Strength

Tensile Strength

Elongation

Stress Relieved
8 hour(s) 620 °C ( 1148 °F )

607 MPa ( 88 ksi )

704 MPa ( 102 ksi )

24 %

Stress Relieved
1 hour(s) 705 °C ( 1301 °F )

621 MPa ( 90 ksi )

642 MPa ( 93 ksi )

25 %

Stress Relieved
1 hour(s) 690 °C ( 1274 °F )

553 MPa ( 80 ksi )

640 MPa ( 93 ksi )

26 %

As Welded

607 MPa ( 88 ksi )

704 MPa ( 102 ksi )

24 %

Stress Relieved
8 hour(s) 690 °C ( 1274 °F )

566 MPa ( 82 ksi )

662 MPa ( 96 ksi )

26 %

Typical Charpy V-Notch Properties
Stress Relieved 8 hour(s) 620 °C ( 1148 °F )	0 °C ( 32 °F )	113 J ( 84 ft-lb )
Stress Relieved 8 hour(s) 607 °C ( 1125 °F )	0 °C ( 32 °F )	108 J ( 80 ft-lb )
Stress Relieved 8 hour(s) 677 °C ( 1251 °F )	0 °C ( 32 °F )	133 J ( 98 ft-lb )
Stress Relieved 1 hour(s) 690 °C ( 1274 °F )	-20 °C ( -4 °F )	138 J ( 102 ft-lb )

Typical Charpy V-Notch Properties

Condition

Testing Temperature

Impact Value

Stress Relieved
8 hour(s) 620 °C ( 1148 °F )

0 °C ( 32 °F )

113 J ( 84 ft-lb )

Stress Relieved
8 hour(s) 607 °C ( 1125 °F )

0 °C ( 32 °F )

108 J ( 80 ft-lb )

Stress Relieved
8 hour(s) 677 °C ( 1251 °F )

0 °C ( 32 °F )

133 J ( 98 ft-lb )

Stress Relieved
1 hour(s) 690 °C ( 1274 °F )

-20 °C ( -4 °F )

138 J ( 102 ft-lb )

Typical Weld Metal Analysis %
0.06	0.80	0.50	0.008	0.011	1.30	0.57	<15

Typical Weld Metal Analysis %

X-bar

0.06

0.80

0.50

0.008

0.011

1.30

0.57

<15

Deposition Data
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 )
5.6 x 457 mm ( 7/32 x 18.0 in. )	250-350 A	24.9 V	75.80 %	100 sec	3.28 kg/h ( 7.2 lbs/h )
6.4 x 457 mm ( 1/4 x 18.0 in. )	300-400 A	25.5 V	77.06 %	103 sec	4.22 kg/h ( 9.3 lbs/h )

Deposition Data

Diameter

Current

Voltage

Deposition Efficiency (%)

Burn-off Time/Electrode

Deposition Rate @ 90% I max

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 )

5.6 x 457 mm
( 7/32 x 18.0 in. )

250-350 A

24.9 V

75.80 %

100 sec

3.28 kg/h
( 7.2 lbs/h )

6.4 x 457 mm
( 1/4 x 18.0 in. )

300-400 A

25.5 V

77.06 %

103 sec

4.22 kg/h
( 9.3 lbs/h )

Ordering

Description

Product number

Product number: 255051419

Product number: 255051823

Product number: 255053126

Product number: 255053118

Product number: 255053324

Product number: 255053316

Product number: 255055329

Product number: 255055311

Product number: 255051815

Product number: 525051819

Product number: 255053316-21

Product number: 525051827

Product number: 525055315

Product number: 525053310

Product number: 255051815-21

Welding Current	AC, DC+
Diffusible Hydrogen	< 4.0 ml/100g
Alloy Type	Low alloyed (1.25% Cr - 0.5% Mo)

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Atom Arc 8018-CM

Atom Arc 8018-CM

Atom Arc 8018-CM

Specifications

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