GroupDesignationAssortmentHardness
min.
HB
Electrical conductivity
min.
MS/m
Electrical conductivity
min.
%IACS
Softening temperature
(°C)
A1Cu-ETP< Ø25865696150
> Ø2581
Other forged products 50

Application:

  • Widely used for shunts and cables. High conductivity.
GroupDesignationAssortmentHardness
min.
HB
Electrical conductivity
min.
MS/m
Electrical conductivity
min.
%IACS
Softening temperatura
(°C)
A2CuCr1Zr< Ø251604375480
Ø25 ÷ Ø50140
Ø51 ÷ Ø200120
Other products (flat bars, seam welding wheels, and other )120

Application:

  • Stressed current-carrying parts including the electrodes, holders and arms.
  • For spot, seam and projection welding. Welding of mild steel and coated steel.

GroupDesignationAssortmentHardness
min.
HB
Electrical conductivity
min.
MS/m
Electrical conductivity
min.
%IACS
Softening temperature
(°C)
A3/1CuCo2Be
CuCoNiBe
< Ø252302543480
> Ø25220
Other products (flat bars, seam welding wheels, and other)210
A3/2CuNi2SiBars, Flat bars and other1902442

Application:

  • Stressed current-carrying parts including the electrodes, holders and arms.
  • For spot, seam and projection welding. Welding of stainless and heat-resistant steels

GroupDesignationAssortmentHardness
min.
HB
Electrical conductivity
min.
MS/m
Electrical conductivity
min.
%IACS
Softening temperature
(°C)
BW75Cu
Cu25
Round bars2101729800
Mo
Mo 99,5
150
W
W99,5
400

Application:

Inserts, tips for projection and butt welding. Welding of conductive materials (copper and brass).