ROYAL FLUX 3

AWS/ASME: A5.17 F7A2-EH14

ROYAL FLUX 3 is a fused flux designed for use with EH14 submerged arc welding wire.

Produces welds of high strength with good impact toughness.
Excellent bead appearance, low spatter, and easy slag removal.
Designed for critical applications like pressure vessels, shipbuilding, structural steel, and heavy fabrication.
Good resistance to hydrogen-induced cracking.

Technical Data

Product Specifications

C	Mn	Si	S	P
0.08 – 0.20	1.30 – 2.20	0.20	≤ 0.025	≤ 0.025

Property	UTS (MPa)	Yield Strength (MPa)	Elongation (%)	Impact Toughness (J @ -20 °C)
Typical Values	570 – 630	500 – 560	24 – 30	45 – 70

Welding Position	Current (A)	Voltage (V)	Polarity	Flux Consumption (kg/kg Wire)
Flat / Horizontal	400 – 1000	28 – 42	AC / DCEP	0.9 – 1.1

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