Copper brassing Silicon Bronze aws a5.7 ERCuSi-A DIN 1733 : SG-CuSi3 Welding wire for mig weld 1.2mm
Standard:
AISI/AWS A5.7
ASME SFA 5.7 ERCuSi-A
Description:
Best for joining and overlay welding of Cu-Zn alloy, especially for the MIG welding of zinc coated steel sheet.Pre-heat suggested when MIG overlay welding for large size products and use pulsed arc welding while overlay the steel.
Application:
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.
Pruduct Technical Data:
(A)ERCuSi-A welding wire Chemical Composition of Deposited Metal(%)
| Elements | Cu | Al | Fe | Mn | Pb | Si | Sn | Zn | Other |
| Sample | bal | 0.01 | 0.5 | 1.5 | 0.02 | 2.8-4.0 | 1.0 | 1.0 | 0.5 |
(B)ERCuSi-A welding wire Mechanical Properties of Deposited Metal(%)
|
ITEM |
Hardness |
Tensile Strength(MPa) |
Elongation(%) |
|
Samples |
80HB |
330-370 |
40 |
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