welding electrode

1.welding electrode AWS E7018
2.Dia.2.0mm 2.5mm 3.2mm 4.0mm5.0mm
3.Wt.1kg 5kg 12.5kg 15kg 20kg
welding electrode AWS E7018i s low-hydrogen potassium coating carbon steel welding rod and can be used on AC. or DC . It has excellent welding technological properties. It can be used various composition . Its evident trait is composed of Fe power and can reduce welding layer.
Application:
Suitable for welding important structures made of low alloy steel.
Chemical Composition of Wire(%):
C
Mn
Si
S
P
≤0.12
≤0.16
≤0.75
≤0.035
≤0.040
Mechanical Properties of Deposited Metal:
Test Item
σ
b
(MPa)
σ
c
(MPa)
δ
s
(%)
Akv(°C)(J)
Guarantee Value
≥490
≥400
≥22
(-30°C)≥27
Recommended Welding Current:
Electrode Diameter(mm)
2.0
2.5
3.2
4.0
5.0
Current Range(A)
60-90
90-120
120-150
170-200
210-250