ER CuAl8

BLUWELD
ER CuAl8

8% Aluminum alloyed copper wire electrode for GMA (MIG) welding of copper-aluminum (Cu-Al) alloys (aluminum-bronzes). Also suitable for surfacing of parts subjected to metal to metal wear under high compressive stresses or in the presence of corrosive agents (acids, sea water).


Classification:
  • AWS/ASME SFA-5.7 ERCuAl-A1
  • TS EN ISO 24373 S Cu 6100 (CuAl7)

Chemical Analysis:
Mn Al Cu
0.4 7.6 92

Mechanical Properties

  • Yield strength (N/mm²): 200
  • Tensile strength (N/mm²): 430
  • Elongation (%): 40
  • Hardness (HB): 100
  • Impact test (°C): 910-1040

Shielding Gases

  • I1 Inert gas Ar (100%)
  • I3 Inert gas Ar + 0.5- 95% He

Usage Areas

  • Ship propellers, shaft bearings, gear bearings, liners, pumps, shafts, gate valves, shipbuilding skids, sliding guide rails.
  • Welded connections in aluminum bronze pipes and heat exchangers with high resistance to corrosion.
  • Welding applications for joining and filling between aluminum coated steels, cast irons and aluminum bronze parts used in the chemical industry, shipbuilding industry and machinery manufacturing.
  • Bearings in galvanized steels.