bercoweld® A300

bercoweld®  A300 is a high-strength welding wire, also spark-proof. Resistant to seawater, wear, and abrasion. Resistant to cavitation and erosion. Buildup and join welding on aluminum bronzes. Especially for ship propellers, slide rails, raceways, valve control housings.

Standardization and composition

ISO 24373 CuMn13Al8Fe3Ni2 Cu6338
Cu balance
AL 7.00 - 8.50
Ni 1.50 - 3.00
Fe 2.00 - 4.00
Mn 11.00 - 14.00
Others max. 0.5

Physical properties

Density (kg/dm³) 7.4
Melting range (°C) 945 - 985
Thermal conductivity (W / m x K) 30
Coefficient of linear mean expansion (10-6/K) 21.5
Electrical conductivity (m / Ω x mm²) 3 - 5
Resistivity (Ω x mm² /m) 0.20 - 0.333

Mechanical properties of the weld joint (standard data)

Heat treatment non treated
Tensile strength (MPa) 900
Elongation (%) 10
Brinell hardness (HB 2.5/62.5) 290
Notched bar impact test (Av (J)) 180

Delivery options

Make-up Weight/Length Dimension
SD300 / BS300 / K300 15 kg 1.20 / 1.60 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, Bắc Ninh Province,
    Vietnam
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