Low Hydrogen

JACKSUN 18

AWS A5.1: E7018
  • Premium basic coated, low-hydrogen electrode for structural, pressure vessel, boiler, and pipeline applications.
  • Provides X-ray quality welds with excellent mechanical strength and toughness.
  • Very low hydrogen content, ensuring resistance to cracking.
  • Smooth and stable arc, easy slag removal, and excellent bead appearance.
  • Suitable for all-position welding except vertical down.
  • Runs well on AC and DC+, including low OCV machines.
Technical Data

Product Specifications

1. Typical Chemical Composition

vvvMnSiSNiCrPMoV
≤ 0.150.40-1.60≤ 0.75≤ 0.0300.300.20≤ 0.0350.300.08

2. Typical Mechanical Properties

PropertyUTS (MPa)Yield Strength (MPa)Elongation (%)Impact Toughness (J @ -30 °C)
Requirement≥ 490≥ 400≥ 22≥ 27
Typical Values520 – 580440 – 50026 – 3250 – 80

3. Dimension, Current Condition & Packing Data (SMAW Welding)

Size (mm)Size (inch)Current Range (A)PolarityVoltage (V)Packing (5 kg)Packing (20 kg)
2.53/3270 – 100AC / DC+20 – 22
3.21/8100 – 140AC / DC+22 – 24
4.05/32130 – 180AC / DC+24 – 26
5.03/16170 – 240AC / DC+26 – 28
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