Low Alloy Steel

ROYAL PRIME 91T-1

AWS/ASME: A5.29 E91T1-G

ROYAL PRIME E91T1-G is a flux-cored wire designed for:Welding low alloy steels requiring high strength welds.Excellent arc stability and smooth bead appearance in all positions.High mechanical properties for structural steel, pressure vessels, bridges, and offshore structures.Minimizes hydrogen-induced cracking with controlled low hydrogen content.Typical Chemical Composition of Weld Metal (% by weight)Typical Mechanical Properties of Weld MetalRecommended Welding Parameters — A5.29 E91T1-G

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

C	Mn	Si	Ni	P	S	Ni	Cr	Mo
–	0.50 – 1.75	0.20 – 0.80	1.75– 2.75	≤0.03	≤0.03	≤0.50	≤0.30	≤0.20

2. Typical Mechanical Properties of Weld Metal

Property	UTS (MPa)	Yield Strength (MPa)	Elongation (%)	Impact Toughness (J @ -20 °C)
Typical Values	600 – 680	520 – 610	22 – 26	35 – 50

3. Recommended Welding Parameters — A5.29 E91T1-G

Welding Position	Current (A)	Voltage (V)	Shielding Gas	Gas Flow (L/min)	Polarity
Flat / Horizontal	200 – 320	26 – 32	100% CO₂ or Ar + CO₂ (75/25)	15 – 25	DCEP
Vertical / Overhead	160 – 280	25 – 30	100% CO₂ or Ar + CO₂ (75/25)	15 – 25	DCEP

Quality Assured

Tested for consistent performance.

Fast Delivery

Reliable and on-time shipping.

Secure Payment

100% secure payment options.

Expert Support

Our team is here to help you.