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Low Alloy & Low Hydrogen
E 7018

Z-4 AC

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Specifications:

  • AWS/ASME SFA A5.1 : E 7018
  • EN ISO 2560-A: E 42 3 B 32 H5

Description and Application

  • Basic coated low hydrogen electrode with high ductility.
  • Very good bead appearance and good impact toughness at -30ºC.
  • Suitable for welding general construction steels.
  • Preferably welded on AC.

Typical all weld metal composition [wt%]

      C              Mn                Si         
    0.09    1.00 0.65

 Typical all weld metal mechanical properties

  Rp 0.2 [MPa]                  Rm [MPa]          A5 [%]          Impact [ISO-V]     Heat Treatment
450  550    28    130 J @ -20°C
   100 J @ -20°C		 U

Welding positions

5 מצבים_V70_Plus

RE-DRYING

300°C/2H

Diameter Length  Current [amps]
in mm in mm
3/32 2.5 14 350 75-100
1/8 3.25 14/18  350/450 110-140
5/32 4.0 14/18  350/450 130-170
3/16 5.0 18 450 180-240
1/4 6.0 18 450 220-320