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Low Alloy High Tensile

JACKSUN ULTRA 9018 M

AWS A5.5: E9018 M

Low-alloy, high tensile electrode designed for structural and pressure vessel welding.
Delivers deep penetration, smooth arc, and excellent bead finish.
Suitable for all-position welding with AC and DC+ polarity.
Excellent for heavy engineering, structural steel, pipelines, and low-temperature steels.

1. Typical Chemical Composition of Weld Metal (% by weight)

C Mn Si Ni Mo S P Cr
≤ 0.10 0.6 – 1.25 0.8 – 1.2 1.40 – 1.80 0.35 ≤ 0.025 ≤ 0.025 0.15

2. Typical Mechanical Properties of Weld Metal

Property UTS (MPa) Yield Strength (MPa) Elongation (%) Impact Toughness (J @ 0 °C)
Typical Values 680 – 730 580 – 630 20 – 28 55 – 85

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

Size (mm) Size (inch) Current Range (A) Polarity Voltage (V) Packing (5 kg) Packing (20 kg)
2.5 3/32 60 – 100 AC / DC+ 20 – 22
3.2 1/8 90 – 140 AC / DC+ 22 – 24
4.0 5/32 130 – 190 AC / DC+ 24 – 26
5.0 3/16 180 – 250 AC / DC+ 26 – 28

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