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Bolt Type Aluminum Alloy Anode
Bolt Type Aluminum Alloy Anode
Our company produces aluminum alloy sacrificial anode using high quality raw materials, mature production technology, advanced equipment inspection to ensure that every anode in line with national standards.
Our company can also design and produce all kinds of special specifications and properties of aluminum alloy sacrificial anode according to the different needs of customers.
Implementation Standard
GB/T 4948-2002 ‘Al-Zn-In Alloy Sacrificial Anode’
Application
Aluminum alloy sacrificial anode is applicable to the cathodic protection of crude oil storage tank.
Anode Features
1. Stable potential and high current efficiency
2. Light weight, easy to install
3. Large theoretical capacitance, protection of steel structure with automatic regulation
Anode Classification
1. Ordinary aluminum alloy sacrificial anode
2. High efficiency aluminum alloy sacrificial anode
3. High temperature resistant aluminum alloy sacrificial anode
4. Trapezoidal, disc, bracelet and other shapes of sacrificial anodes
Chemical Composition
Alloy Type | Zn | In | Cd | Sn | Mg | Si | Ti | Impurity, ≤ | Al | ||
Si | Fe | Cu | |||||||||
Al-Zn-In-Sd | 2.5-4.5 | 0.018-0.050 | 0.005-0.020 | - | - | - | - | 0.10 | 0.15 | 0.01 | margin |
Al-Zn-In-Sn | 2.2-5.2 | 0.020-0.045 | - | 0.018-0.035 | - | - | - | 0.10 | 0.15 | 0.01 | margin |
Al-Zn-In-Si | 5.7-7.0 | 0.025-0.035 | - | - | - | 0.10-0.15 | - | 0.10 | 0.0-15 | 0.01 | margin |
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 | margin |
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 | margin |
Electrochemical Properties
Type/Index/Performance | Open Circuit Potential-V(SCE) | Working Potential-V(SCE) | Actual Capacitance(A.h/kg) | Current Efficiency% | Dissolution Status |
Ordinary Aluminum Alloy Sacrificial Anode | 1.10-1.18 | 1.05-1.12 | ≥2400 | ≥85 | Corrosion products are easy to fall off, the surface dissolution is even |
High Efficiency Aluminum Alloy Sacrificial Anode | 1.10-1.18 | 1.05-1.15-2 | ≥2600 | ≥90 | |
Highly Activated Aluminum Alloy Sacrificial Anode | 1.45-1.50 | 1.40-1.45 | ≥2080 | ≥70 |
Classified by Shapes
Type | Specification mm | Weight kg | Shape |
T-AZIC-1 | (115+135)×130×1000 | 46 | Trapezoidal bar |
T-AZIC-2 | (115+135)×130×500 | 23 | Trapezoidal bar |
T-AZIC-3 | (105+135)×100×500 | 16 | Trapezoidal bar |
T-AZIC-4 | (58.5+78.5)×68×1000 | 13.2 | Trapezoidal bar |
T-AZIC-5 | (105+135)×100×300 | 10 | Trapezoidal bar |
B-AZIC-6 | 600×120×50 | 10 | Clintheriform |
B-AZIC-7 | 500×100×40 | 5.5 | Clintheriform |
B-AZIC-8 | 250×100×40 | 2.5 | Clintheriform |
Y-AZIC-9 | 170×150×50 | 8 | Hollow cylinder |
Y-AZIC-10 | 170×100×50 | 5.5 | Hollow cylinder |
Y-AZIC-11 | 100×500×25 | 5 | Hollow cylinder |
Y-AZIC-12 | 100×50×30 | 1 | Hollow cylinder |
Note: We can also design and produce according to the user’s requirements. | |||