COPPER & COPPER ALLOYS
| Process | AWS Classification | Recommended Applications |
|---|---|---|
| SMAW | E Cu Al-A2 | Versatile Aluminium Bronze electrode to join similar and dissimilar metals and for overlay |
| E Cu Mn Ni Al | Welding of cast ship propeller requiring high resistance to corrosion, erosion and cavitations. Also used for welding of dissimilar metals | |
| E Cu Ni Al | Welding of cast and wrought nickel-aluminum bronze | |
| GTAW GMAW |
ER Cu | Welding of pure Copper |
| ER Cu Si-A | Copper, Silicon and Copper / Zinc alloys to themselves and to steel | |
| ER CuAl-A1 | Weld deposits are used primarily to overlay bearing and wear resistant surfaces requiring hardness of approximately 125 BHN and to resist corrosion |
|
| ER Cu Al-A2 | Versatile Aluminium Bronze filler metal to join similar and dissimilar metals and for overlay |
|
| ER CuAl-A3 | Welding of piston overlay applications and bearing surfaces requiring high strength and good ductility. |
|
| ER Cu Mn Ni Al | Welding of cast ship propeller requiring resistance to corrosion, erosion and cavitations. Also used for welding of dissimilar metals | |
| ER Cu Ni Al | Welding of cast and wrought Nickel-Aluminum bronze | |
| ER CuSnA | Welding of Bronze, Brass and Copper | |
| R CuAl-C | 9% Al Bronze for bearing overlays where extreme wear and high pressures are encountered in service | |
| R CuAl-D | Weld deposit of 250 BHN for applications where unusual wear-resistant qualities increase service life of wearing parts | |
| R CuAl-E | 14% Al Bronze deliver 364 BHN for surfacing of dies for highest resistance from scratching and galling |
ALUMINIUM ALLOYS
| Process | AWS Classification | Recommended Applications |
|---|---|---|
| GTAW GMAW |
ER 1100 (Al 99.7) |
Welding of pure Aluminium used in automotive industry, construction, plumbing and vessels. Suitable for 1050 and 1070 |
| ER 4043 (Al.Si5) |
Welding of matching 5% Si chemistry material used for corrosion resistant applications | |
| ER 4047 / (Al.Si12) |
This material is good for brazing aluminium sheets, for extrusions and castings | |
| ER 5356 (AlMg5) |
Welding of Al 5% Mg alloys used in automotive industry. Ship Building, Containers and building industry | |
| ER 5183 (Al.Mg.4.5Mn) |
Suitable for welding of base metals like 5083, 5456 etc., applicable for aluminium based alloyed used for elevated temperature applications | |
| ER 5554 (Al.Mg.2.7Mn) |
The alloy AlMg.2,7Mn has been developed for high temperature applications without becoming sensitive to stress corrosion | |
| ER 5754 (Al.Mg3) |
Finds applications in the construction sector for corrosion-resistance and excellent colour-uniformity after anodizing | |
| ER5556 (Al.Mg.5Mn) |
Welding of aluminium magnesium base metal alloys of 5% Mg used in military industry, general constructions and structural industry | |
| ER 2319 (Al.Cu6MnZrTi) |
Heat treatable alloy produces higher strength and ductility for welding 2014, 2036, 2219 and Al-Cu castings that need to be post weld heat-treated |