Yawata E7018 Low Hydrogen Welding Electrode

Applications:

  • Welding of 490 N/mm high tensile strength steels for ships, steel frames, bridges and pressure vessels.

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Description

Yawata 7018 is an iron powder low hydrogen type electrode containing a large amount of iron powder in coating flux. Deposited metal gives excellent mechanical properties, crack resistance and X-ray quality. Weldability is good and high welding efficiency is obtained.

Additional information

Typical chemical composition of weld metal (wt%)

C : 0.08
Mn : 0.92
Si : 0.57
P : 0.013
S : 0.010
Typical mechanical properties of weld metal (N/mm2)

Tensile Strength : 530
Elongation (%) : 33
Sizes and recommended current range (AC or DC )

Diameter (mm), Length (mm), Amps
2.6, 300, 70 – 100
3.2, 350, 100 – 140
4.0, 400, 150 – 200
5.0, 450, 190 – 240
For Vertical, Overhead

Diameter (mm), Length (mm), Amps
2.6, 300, 60 – 90
3.2, 350, 80 – 120
4.0, 400, 120 – 160
5.0, 450, 140 – 180
Welding Positions

All positions, except Vertical Down

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