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seawater as the medium.
Main applicatin:
Al-Zn-In alloy sacrificial anode is applied for the cathodic protection of vessel, mechanic equipment, ballast Tank inner, seashore facility, seabed piprline,dock steel peg,ocean platform and cable etc. which applied for the seawater as the medium.
Standard GB/T 4948-2002
Chemcial CompositionModel | Zn | In | Cd | Sn | Mg | Si | Ti | Impurity not more than | Al | ||
Si | Fe | Cu | |||||||||
Al-Zn-In-Cd | 2.5-4.5 | 0.018-0.050 | 0.005-0.02 | — | — | — | — | 0.10 | 0.15 | 0.01 | Remainder |
Al-Zn-In -Sn | 2.2-5.2 | 0.020-0.045 | — | 0.018-0.035 | — | — | — | 0.10 | 0.15 | 0.01 | Remainder |
Al-Zn-In -Si | 5.5-7.0 | 0.025-0.035 | — | — | — | 0.10-0.15 | — | 0.10 | 0.15 | 0.01 | Remainder |
Al-Zn-In -Sn-Mg | 2.5-4.0 | 0.020-0.050 | — | 0.025-0.075 | 0.50-1.00 | — | — | 0.10 | 0.15 | 0.01 | Remainder |
Al-Zn-In -Mg-Ti | 4.0-7.0 | 0.020-0.050 | — | — | 0.50-1.50 | — | 0.01-0.08 | 0.10 | 0.15 | 0.01 | Remainder |
Performance/Type/Index | Open Circuit Potential-V(SCE) | Operating Potential-V(SCE) | Current Capacity A·h/kg | Current Efficiency% | Dissolving Pattern |
General Al Alloy Anodes | 1.10-1.18 | 1.05-1.12 | ≥2400 | ≥85 | Corrosion products break off easily and the surface dissolves in uniformity |
Performance Al Alloy Anodes | 1.10-1.18 | 1.05-1.12 | ≥2600 | ≥90 | |
Activation Al Alloy Anodes | 1.45-1.50 | 1.40-1.45 | ≥2080 | ≥70 |
Aluminium alloy sacrificial anode