CORAL® ‘A’ High Grade anode alloy with chemical composition according to
NORSOK standard M-503 and ISO 15589-2
The alloy is certified according to DNV Type Approval Programme.
Technical Specification
| Alloying elements | Zn | 3.5 – 5.0 % |
| In | 0.015 – 0.025 % | |
| Al | Balance | |
| Other elements | Si | max. 0.10 % |
| Cu | max. 0.003 % | |
| Fe | max. 0.09 % | |
| Others | Each | max. 0.02 % |
Anode Performance Data (ambient sea water)
| Capacity : |
2460 Ah/kg (1173 Ah/lb) |
|
Consumption rate : |
3.39 kg/Ayr (7.47 lbs/Ayr) |
|
Closed circuit potential : |
-1.09 volts (Ag/AgCl) |
|
Specific gravity : |
2.78 kg/dm3 (0.101 lbs/cu.in) |