Low Alloy Electrode

SUPER OPTIMAL 7018-A1

SUPER OPTIMAL 7018-A1

Description   :

Moisture resistant, hydrogen controlled, Iron powder basic type electrode for boiler, storage vessel and pipe line construction, for service temperature upto 525°C. Excellent all position electrode for creep resistant 0.50 Mo and 1% Cr- 0.50% Mo Steels.



Applications   :

Tough & reliable x-ray quality welds on cast steels, low alloy, high tensile steels…pressure vessels, tubes, cement kilns, heavy equipments, machine frames & chassis.




SUPER OPTIMAL 7018-G

Description   :

SUPER OPTIMAL 7018-G is basic coated low hydrogen iron powder LMA type electrode producing tough and crack-free welded joints. The electrode features a stable and concentrated arc, very easy slag removal, smooth weld bead, excellent in positional welding. Welds are of X-ray quality.



Applications   :

Welding of high tensile steels, earth moving equipments, heavy structures subject to dynamic loading and mechanical restraint.



Product Name AWS/SFA Yield Strength N/mm2 Tensile Strength N/mm2 ) Elongation A5(%) Charpy Impact (J)  Welding Conditions Unique Feature
SUPER OPTIMAL 7018-A1 E 7018-A1 ≥450 520-620 ≥26 120J at -20°C AC;DC+ Excellent weldability. Best suited positional welding. Excellent creep resistant.
SUPER OPTIMAL 7018-G E 7018 G ≥400 510-650 ≥24 ≥70J at -60°C AC;DC+ Excellent weldability. Tough and crack free joints.
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