bercoweld® K2

bercoweld®  K2 is a wire made of oxygen-free copper alloy for joining copper parts, oven soldering, shaped solder pads.

Standardization and composition

ISO 24373 CuZ (Cu)
Cu min. 99.95

Physical properties

Density (kg/dm³) 8.93
Melting range (°C) 1083
Thermal conductivity (W / m x K) 394
Coefficient of linear mean expansion (10-6/K) 17.3
Electric conductivity (m / Ω x mm²) 58.6
Resistivity (Ω x mm² /m) 0.0172

Mechanical properties of the weld joint (standard data)

Heat treatment non treated
Tensile strength (MPa) 200
Elongation (%) 40
Brinell hardness (HB 2.5/62.5) 50
Notched bar impact test (Av (J)) 60

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 PDF Datasheet | DE

Please contact me and my team

Ulrike Ogorzelski

Ulrike Ogorzelski

Sales Director Welding Europe
bedra Germany

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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