bercoweld K5

Range of application

bercoweld K5

Welding wire on low copper basis with good flowing properties – suitable for joining of OF-copper and copper materials subject to high strain– easily workable – welding seams without pores. For TIG welding of large work pieces preheating to 300°C is recommended.

Standard designation and composition

ISO 24373CuSn1 Cu1898
Cubalance
Sn0,75-0,90
Mn0,15-0,30
P0,005-0,020
Si0,15-0,25
Othersmax. 0,5

Physical standard data

Densitykg/dm³8,9
Melting range°C1020-1050
Thermal conductivityW / m x K120-145
Coefficient of linear mean expansion10-6/K18,1
Electric conductivitym / Ω x mm²15-20
ResistivityΩ x mm² /m0,05-0,0667

Mechanical properties of the weld joint, standard data

Heat treatment non treated
Tensile strengthN/mm²220
Elongation%30
Brinell hardnessHB 2,5/62,560
Notched bar impact testAv (J)75

Delivery programme

Make-upWeight/LengthDimension
Drum / bedrabox175 - 200 kg0,80 - 1,60 mm
SD300 / BS300 / K30012 - 15 kg0,80 - 2,40 mm
H500 / H560 / H760150 - 250 kg0,80 - 2,40 mm
Coils25 - 100 kg1,60 - 6,00 mm
Rods250 - 3000 mm1,60 - 6,00 mm

Recommended inert gas

Argon4.8/ 5.0/ 5.3/ 5.6/ 6.0

Further product information

bercoweld K5

Data sheet bercoweld K5

PDF download

bercoweld catalogue

In this brochure you will find all details about bercoweld brazing and welding wires.

PDF download