E7018 welding electrode with BV certificate

Detailed Product Description

     AWS E7018 IS A KIND OF LOW HYDROGE 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(%):

 σ_{s  ≥} 400Mpa                  σ_{b   ≥} 490Mpa                  A_KV (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