bercoweld® A8

bercoweld®  A8 is 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 CuAl7 Cu6100
Cu balance
Al 7.50 - 8.00
Mn 0.10 - 0.30
Ni 0.10 - 0.50
Others max. 0.5

Physical properties

Density (kg/dm³) 7.7
Melting range (°C) 1030 - 1040
Thermal conductivity (W / m x K) 65
Coefficient of linear mean expansion (10-6/K) 17
Electrical conductivity (m / Ω x mm²) 7 - 8
Resistivity (Ω x mm² /m) 0.11 - 0.143

Mechanical properties of the weld joint (standard data)

Heat treatment non treated
Tensile strength (MPa) 430
Elongation (%) 40
Brinell hardness (HB 2.5/62.5) 100
Notched bar impact test (Av (J)) 100

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

PDF Datasheet | EN

Spool overview

Please contact me and my team

Robert Gagnon

Robert Gagnon

Sales Director Welding North America
bedra USA

bedraEDM
bedraWELDING
bedraELAS
Alloys from A to Z
bedra Vietnam

Berkenhoff GmbH (headquarters)

  • Kinzenbach plant
  • Berkenhoffstrasse 14
  • 35452 Heuchelheim
  • Germany

Berkenhoff GmbH

  • Merkenbach plant
  • Rehmühle 1
  • 35745 Herborn
  • Germany

bedra Vietnam Alloy Material Co., Ltd

  • Lot CN-06, Hoa Phu Industrial Park,
    Mai Dinh Commune,
    Hiep Hoa District, Bac Giang Province,
    Vietnam
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