Atom Arc 7018-1

ESAB

Atom Arc 7018-1

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Atom Arc 7018-1 is an all-position, low hydrogen electrode that provides exceptional impact toughness at low service temperatures. Atom Arc 7018-1 provides smooth metal transfer, minimal spatter, and easy slag removal. Atom Arc 7018-1 is used to join a wide variety of carbon and low alloy steels. It is also an excellent choice for welding higher strength steels if undermatching welds are specified.

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Industries

  • Automotive
  • Civil Construction
  • Industrial and General Fabrication
  • Mobile Equipment
  • Railcars

Welding Process

  • SMAW/MMA (Stick)

Typical Weld Metal Analysis %

Weld Metal Analysis
Element C P S Mn Si
Nominal Percentage 0.04 % 0.014 % 0.015 % 1.30 % 0.30 %
Maximum Percentage 0.30 %

Approvals

Grade 3Y(H10)
Society DNV
Grade 3m,3Ym(H10)
Society LR
Grade E4918-1-H4
Society CWB CSA W48
Grade 3,3Y(H10)/A5.1: E7018-1
Society ABS

Typical Charpy V-Notch Properties

Condition 1
Testing Temperature -50 degF (-46 degC)
Condition 2
Testing Temperature -50 degF (-46 degC)

Classifications

Name ASME SFA 5.1
Grade E7018-1 H4R
Name AWS A5.1

Consumable Characteristics

Coating Type Low-hydrogen iron powder
0
Welding Current AC or DC+

Typical Tensile Properties

Condition Stress Relieved As Welded
Reduction in Area 72 % 72 %
Tensile Strength (imp) 74 ksi 81 ksi
Tensile Strength (met) 510 MPa 565 MPa
Yield Strength (imp) 60 ksi 69 ksi
Yield Strength (met) 415 MPa 475 MPa
Elongation 33 % 30 %

Deposition Data

Current 130-220 A
Deposition Rate 3.8 lb/h (1.7 kg/h)
Diameter 5/32 in. (4.0 mm)
Efficiency (%) 73.5 %
Optimal Amps 170 A
Current 90-160 A
Deposition Rate 2.6 lb/h (1.2 kg/h)
Diameter 1/8 in. (3.2 mm)
Efficiency (%) 71.6 %
Optimal Amps 120 A
Current 200-300 A
Deposition Rate 5.4 lb/h (2.4 kg/h)
Diameter 3/16 in. (4.8 mm)
Efficiency (%) 74.6 %
Optimal Amps 250 A
Current 200-300 A
Deposition Rate 4.9 lb/h (2.2 kg/h)
Diameter 3/16 in. (4.8 mm)
Efficiency (%) 76.4 %
Optimal Amps 200 A
Current 70-100 A
Deposition Rate 1.7 lb/h (0.8 kg/h)
Diameter 3/32 in. (2.4 mm)
Efficiency (%) 66.3 %
Optimal Amps 90 A
Current 90-160 A
Deposition Rate 2.7 lb/h (1.2 kg/h)
Diameter 1/8 in. (3.2 mm)
Efficiency (%) 70.9 %
Optimal Amps 140 A
Current 250-350 A
Deposition Rate 7.2 lb/h (3.3 kg/h)
Diameter 7/32 in. (5.6 mm)
Efficiency (%) 74 %
Optimal Amps 300 A
Current 250-350 A
Deposition Rate 6.5 lb/h (2.9 kg/h)
Diameter 7/32 in. (5.6 mm)
Efficiency (%) 75 %
Optimal Amps 250 A
Current 300-400 A
Deposition Rate 7.7 lb/h (3.5 kg/h)
Diameter 1/4 in. (6.4 mm)
Efficiency (%) 78 %
Optimal Amps 300 A
Current 300-400 A
Deposition Rate 8.7 lb/h (3.9 kg/h)
Diameter 1/4 in. (6.4 mm)
Efficiency (%) 77 %
Optimal Amps 350 A
Current 130-220 A
Deposition Rate 3.1 lb/h (1.4 kg/h)
Diameter 5/32 in. (4.0 mm)
Efficiency (%) 75 %
Optimal Amps 140 A
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Part Numbers and Accessories

Part Numbers : Atom Arc 7018-1
AA 7018-1 1/8X14X10#HS 255011850 FIND A DISTRIBUTOR
AA 7018-1 1/8X14X50#HS 255011843 FIND A DISTRIBUTOR
AA 7018-1 3/16X14X50#HS 255013146 FIND A DISTRIBUTOR
AA 7018-1 3/32X14X10#HS 255013351 FIND A DISTRIBUTOR
AA 7018-1 3/32X14X50#HS 255013344 FIND A DISTRIBUTOR
AA 7018-1 5/32X14X10#HS 255015356 FIND A DISTRIBUTOR
AA 7018-1 5/32X14X50#HS 255015349 FIND A DISTRIBUTOR
AA 7018-1 7/32X18X50#HS 255017345 FIND A DISTRIBUTOR
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