Low Alloy High Tensile

JACKSUN ULTRA 8018(Ni)SPL

AWS A5.5: E8018 G EN ISO 2560-A: E 50 5 B 42 G EN ISO 2560-B: E4918 G

Premium low-alloy, nickel-enhanced high tensile electrode designed for critical structural steels, including marine, offshore, and low-temperature applications.
Provides high deposition rate, excellent arc stability, and smooth weld bead finish.
Can be used on AC and DC+ polarity.
Suitable for bridges, pipelines, shipbuilding, and pressure vessels.

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

Element	C	Mn	Si	Ni	S	P	Cr	Mo
%	≤ 0.12	0.8 – 1.0	0.8 – 1.2	0.5 – 1.0	≤ 0.025	≤ 0.025	0.30	0.20

2. Typical Mechanical Properties of Weld Metal

Property	UTS (MPa)	Yield Strength (MPa)	Elongation (%)	Impact Toughness (J @ 0 °C)
Requirement	≥ 600	≥ 500	≥ 20	≥ 47
Typical Values	610 – 650	520 – 560	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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