Cathodic protection status block aluminum alloy sacrificial anode
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Cathodic Protection Block Aluminum Alloy Sacrificial Anode
Our company develops and produces aluminum alloy sacrificial anodes (abbreviated as: aluminum anodes) in accordance with GB/T 4948-2002, suitable for the cathodic protection of metals in seawater environments such as ships, mechanical equipment, ballast water tanks, inner walls of storage tanks, coastal facilities, submarine pipelines, dock steel piles, offshore platforms, cables, and other facilities.
2. Chemical Composition of Aluminum Anodes
Type | Zn | In | Cd | Sn | Mg | Si | Ti | Impurities, not greater 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 | Balance |
Al-Zn-In-Sn | 2.2-5.2 | 0.020-0.045 | — | 0.018-0.035 | — | — | — | 0.10 | 0.15 | Balance | |
Al-Zn-In-Si | 5.5-7.0 | 0.025-0.035 | — | — | — | 0.10-0.15 | — | 0.10 | 0.15 | 0.01 | Balance |
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 | Balance |
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 | Balance |
3. Electrochemical Performance of Aluminum Anodes
Performance Indicator | Open Circuit Potential | Working Potential | Actual Capacity A·h/kg | Current Efficiency | Dissolution Condition |
Ordinary Aluminum Alloy Anode | 1.10-1.18 | 1.05-1.12 | ≥2400 | ≥85 | Corrosion products easily detach, surface dissolves uniformly. |
High-Efficiency Aluminum Alloy Anode | 1.10-1.18 | 1.05-1.12 | ≥2600 | ≥90 | |
High-Activation Aluminum Alloy Anode | 1.45-1.50 | 1.40-1.45 | ≥2080 | ≥70 |
| Industry Category | Metallurgy & Minerals |
|---|---|
| Product Category | |
| Brand: | 立博 |
| Spec: | AL-5 |
| Stock: | 5000 |
| Manufacturer: | |
| Origin: | China / Henan / Jiaozuoshi |
