bercoweld S3

Range of application

bercoweld S3

Silicon alloyed copper welding filler metal 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 24373CuSi3Mn Cu6560
Othersmax. 0,5

Physical standard data

Melting range°C965-1035
Thermal conductivityW / m x K35
Coefficient of linear mean expansion10-6/K18,1
Electric conductivitym / Ω x mm²3,5-4,0
ResistivityΩ x mm² /m0,25-0,286

Mechanical properties of the weld joint, standard data

Heat treatment non treated
Tensile strengthN/mm²350
Brinell hardnessHB 2,5/62,580
Notched bar impact testAv (J)60

Delivery programme

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 S3

Data sheet for bercoweld S3.

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bercoweld catalogue

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

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