Excalibur Stick Electrode

Lincoln® 7018 AC

Stick (SMAW) Electrode

AWS: E7018 H8

Mild Steel, Low Hydrogen • AWS E7018 H8

DETAILS

Features

  • capable of cold re-strike
  • Low open circuit voltage operation
  • Minimal spatter

Typical Applications

  • General fabrication
  • Tack and skip welds
  • Thin section

Welding Positions

  • All except vertical down

Shielding Gas

  • Not Applicable

Special Features

  • AC polarity welding

Service Information

Documentation

You May Also Need

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CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.1 E7018, E7018-H8
CWB CSA W48 E4918-H8

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MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
Hardness Rockwell B
E7018-H8 Requirement 400 (58) min. 480 (70) min. 22 min. 27 (20) min.
Typical Result, As-welded 460-580 (66-84) 550-660 (79-95) 22-34 27-136 (20-100) 85-95

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DEPOSIT COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %V %Mn+Ni+Cr+Mo+V Diffusible Hydrogen
mL/100g Weld Metal
1800F H2O - As received
E7018-H8 Requirement 0.15 max. 0.20 max. 1.60 max. 0.30 max. 0.30 max. 0.035 max. 0.035 max. 0.75 max. 0.08 max. 1.75 max. 8 max. 0.6 max.
Typical Result 0.04-0.08 0.02-0.04 0.93-1.59 0.02 max. 0.01-0.03 0.011-0.019 0.005-0.016 0.28-0.46 0.02-0.03 1.00-1.67 3-7 0.2 max.

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TYPICAL OPERATING PROCEDURES

Diameter Polarity⁽¹⁾ Current
Amps
3/32 in (2.4 mm) AC 75-120
3/32 in (2.4 mm) DC+ 70-115
1/8 in (3.2 mm) AC 105-150
1/8 in (3.2 mm) DC+ 100-140
5/32 in (4.0 mm) AC 130-200
5/32 in (4.0 mm) DC+ 120-185

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

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NOTES

Note
⁽¹⁾ Preferred polarity is listed first.