bercoweld® A52

bercoweld®  A52 is made of CuAl alloys, like Al bronze with 5-6% Al, copper and copper alloys. Very suitable for hard soldering and welding galvanized steels. Very good corrosion and wear resistance. Preheating is recommended for large workpieces.

Standardization and composition

ISO 24373 CuAl5Ni2Mn Cu6061
Cu balance
Al 4,5 - 5,0
Ni 1,6 – 2,0
Mn 0,1 – 0,5
Others max. 0,5

Physical properties

Density (kg/dm³) 8,2
Melting range (°C) 1060 - 1085
Thermal conductivity (W / m x K) 61
Coefficient of linear mean expansion (10-6/K) 17,5
Electrical conductivity (m / Ω x mm²) 8,0 - 8,8
Resistivity (Ω x mm² /m) 0,114 - 0,125

Mechanical properties of the weld joint (standard data)

Heat treatment non treated
Tensile strength (MPa) 353
Elongation (%) 45
Brinell hardness (HB 2,5/62,5) 84
Notched bar impact test (Av (J)) 161

Delivery options

Make-up Weight/Length Dimension
Drum / bedrabox 175 - 200 kg 0,80 - 1,60 mm
SD300 / BS300 / K300 12 - 15 kg 0,80 - 2,40 mm
H500 / H560 / H760 150 - 250 kg 0,80 - 2,40 mm
Coils 25 - 100 kg 1,60 - 6,00 mm
Rods 250 - 3000 mm 1,60 - 6,00 mm

Further product information

Please contact me and my team

Ulrike Ogorzelski

Ulrike Ogorzelski

Sales Director Welding Europe
bedra Germany

George Kelley

George Kelley

Sales Manager Welding & ELAS North America
bedra USA

Crystal Wen

Crystal Wen

Sales Manager Welding Asia
bedra China

Berkenhoff GmbH (headquarters)

  • Kinzenbach plant
  • Berkenhoffstrasse 14
  • 35452 Heuchelheim
  • Germany

Berkenhoff GmbH

  • Merkenbach plant
  • Rehmühle 1
  • 35745 Herborn
  • Germany

Follow us

Close

Products