CEWELD


CuSn 12 GMAW-GTAW Solid wires




CuSn 12

 
TYPE 
Tin bronze alloy with high percentage of tin for virtually all welding procedures
PROPERTIES 

Very good deoxidisation and high hardness similar to cast bronzes.

Surfacing and joining of Copper and CuSn-alloys.
Widely used and recommended for oven soldering.

  • High quality alloyed copper wire
  • Sound, pore free deposits and good electrical conductivity
  • Good corrosion resistance against seawater
  • Excelelent sliding properties (bearings etc.)
CLASSIFICATION
AWS 
A 5.7: no class
EN ISO 
24373:
DIN: W.Nr. 
2.1056
DIN 
1733: SG-CuSn12
SUITABLE FOR 

Tin bronze alloy with high percentage of tin for virtually all welding procedures. Very good deoxidisation and high hardness similar to cast bronzes. Surfacing and joining of Copper and CuSn-alloys. Widely used and recommended for oven soldering.

WELDING POSITIONS: 
WELD METAL ANALYSIS %

Cu

Sn

Si

P

rem

12.5

-

0.20

MECHANICAL PROPERTIES

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Melting range

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

-20°C

-40°C

°C

HB

AW

 

350

     

825-990

120

AW: as welded
PARAMÈTRES DE SOUDAGE / EMBALLAGE

Welding Parameters

Packing

D (mm)

Voltage (V)

Current (A)

spool type

kg / spool

kg / 1000

0.8

25-26

80-140

KD-300

15

1080

1.0

26-27

130-200

KD-300

15

1080

1.2

27-28

185-245

KD-300

15

1080







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