Packaging Detail: | 5kg/15kg spool in box 21600kgs/20' |
Delivery Detail: | 30 days |
copper alloy welding wire
Standard: AWS A5.7 ERCuSi-A,
DIN 1733:SG-CuSi3 ,
BS EN14640 CuSi3Mn1
Appropriate for MIG brazing
Commodity: Brazing wire
1. Standard: AWS A5.7 ERCuSi-A, DIN 1733:SG-CuSi3 , BS EN14640 CuSi3Mn1
2. Applications : Joining and overlay welding of copper zinc alloys ,low copper materials,also for an excellent wear resisting overlay welding on low and unalloyed steel as well as cast iron For MIG overlay welding of large work pieces preheating is recommended For multilayer welding on steels,pulsed arc welding is recommended .Appropriate for MIG brazing of zinc coated sheets.
3. Composition(standard value)%
Cu | Al | Si | Sn | Mn | Pb | Zn | P | Fe | Other |
Balance | 0.01 | 2.8-4.0 | 1.0 | 0.50-1.5 | 0.02 | 1.0 | 0.02 | 0.50 | 0.50 |
4. Physical properties
Electrical conductivity 3.5-4.0 S·m/mm2
(Approx.values) Density 8.5/dm3
Solids-Temperature 910 deg
Liquids-Temperature 1025 deg
Tensile strength 330-370N/mm2
Elongation(Lo=5do) 40%
Hardness Brinell 80-90 HB
Welding position : PA,PB,PC,PE,PF
Shielding gas : I1,I2,I3 (Argon,Helium or Argon/Helium mixtures)
Polarity : MIG = +,WIG ~
5. Available size: 0.8mm /0.9mm/1.0mm/1.2mm/1.6mm
6. packing: 5kg/15kg spool in box