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| INTERNATIONAL CLASSIFICATIONS |
AWS/ASME A 5.6 E CuAl-A2
DIN 1733: EL – CuAl9
| FEATURES & APPLICATIONS |
Joining and surfacing parts subject to service in marine environments and seawater.
- Very high strength aluminum bronze electrode with excellent wear resistance.
- Universal electrode safely repairs all grades of aluminum bronzes.
- Resists corrosion, cavitation, erosion, and metal to metal wear.
- Also excellent for overlays on cast irons, steels and copper.
| All Weld Metal Analysis (Typical Weight %) |
Microstructure: Complex alpha matrix with kappa compound phases and some retained beta phase.
Flux Color: Grey
| Fe | Si | Al | Pb | Cu |
| 3.2 | 1.4 | 8 | .02 | Bal |
| Typical Mechanical Properties |
Undiluted Weld Metal Maximum Value Up to:
Tensile Strength 89,000 PSI (614 MPa)
Yield Strength 59,000 PSI (407 MPa)
Elongation 23%
Hardness Brinell 148, Rockwell B82
| Welding Current & Instructions |
Recommended Current: DC Reverse (+)
| Diameter (mm) 1/8 (3.25) 5/32 (4.0) 3/16 (5.0) |
| Minimum Amperage 90 105 135Maximum Amperage 130 155 210 |
Welding Positions: Flat, Horizontal
Welding Techniques: Preheat is not required. Maintain a short arc gap. Clean slag thoroughly between passes.
Deposition Rates:
| Diameter (mm) | Length (mm) | Weldmetal/ Electrode | Electrodes per lb (kg) of Weldmetal | Arc Time of Deposition min/lb (kg) | Amperage Settings |
| 1/8 (3.25) | 14″ (350) | .8 oz (22g) | 20 (45) | 25 (54) | 110 |
| 5/32 (4.0) | 14″(350) | 1.1 oz (32g) | 14 (31) | 16 (36) | 135 |
| 3/16 (5.0) | 14″ (350) | 1.6 oz (45g) | 10 (22) | 13 (28) | 180 |
| APPROXIMATE ELECTRODE PACKAGING & DIMENSIONS |
| Diameter (mm) | 1/8 (3.25) | 5/32 (4.0) | 3/16 (5.0) |
| Length (mm) | 14″ (350) | 14″ (350) | 14″ (350) |
| Electrodes / lb | 13 | 9 | 6 |
| Electrodes / kg | 29 | 20 | 13 |