E7018 welding electrode
Detailed Product Description
AWS E7018 IS A KIND OF LOW HYDROGEN IRON POWDER ELECTRODE. USED IN ALL POSITION WITH BOTH AC AND DC CURRENT.
SUITABLE FOR WELDING OF CARBON STEEL AND LOW ALLOY STEEL STRUCTURES.
CHEMICAL COMPOSITION OF DEPOSITED METAL(%)
C ≤0.12 Mn≤ 1.6 Si≤ 0.75 S ≤0.035 P ≤0.040
MECHANICAL PROPERTIES OF DEPOSITED METAL(%):
σs ≥ 400Mpa σb ≥ 490Mpa AKV (J) -30 'C ≥ 27J
DIFFUSED HYDROGEN CONTENT OF DEPOSITED MEAL ≤ 8ml/100g
REFERENCE CURRENT:
diameter.(mm) 2.5mm 3.2mm 4.0 mm 5.0mm
current(A): 90--120 120--150 170--200 210--250