Low Alloy High Tensile

JACKSUN ULTRA 8018 C2

AWS A5.5: E8018 C2

Premium low-alloy, high tensile electrode designed for critical structural steels, including bridges, offshore structures, and pressure vessels.
Ensures excellent arc stability, smooth weld bead appearance, and high deposition efficiency.
Suitable for AC and DC+ polarity welding.
Provides high-strength welds with enhanced toughness, suitable for low-temperature service.

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

C	Mn	Si	Ni	S	P
≤ 0.12	0.8 – 1.25	0.8 – 1.0	3.00 – 3.75	≤ 0.025	≤ 0.025

2. Typical Mechanical Properties of Weld Metal

Property	UTS (MPa)	Yield Strength (MPa)	Elongation (%)	Impact Toughness (J @ 0 °C)
Typical Values	610 – 660	520 – 570	22 – 28	55 – 75

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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