EGR cooler:

High-alloy steel

Lap weld

overlap seam
Welding process:KF-Pulse
Welding speed:120 cm/min
Heat input per unit length:148 J/mm
Base material 1:1.4301 (X5CrNi18-10) 1.5 mm 
Base material 2:1.4301 (X5CrNi18-10) 1.5 mm
Filler material:1.4316 (ER 308 LSi) 0.8 mm
Shielding gas:98 % Ar -2 % CO2

Special features – EGR cooler

  • excellent weld appearance
  • no spatter
  • good gap bridging

Picture gallery – EGR cooler

SKS Weld Packages for exhaust system applications

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