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marine aluminum hull anodes for sale
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marine aluminum hull anodes for sale

Marine Aluminum Hull Anodes

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About product

Marine aluminum hull anodes are specifically designed sacrificial anodes used for the protection of aluminum hulls on boats and ships. Aluminum hulls are susceptible to corrosion in marine environments, and these hull anodes help prevent or minimize the damage caused by galvanic corrosion.

The hull anodes are typically made of aluminum alloy with specific compositions to provide effective sacrificial corrosion properties. They are designed to be attached to the hull surface, usually below the waterline, and create an electrical circuit where the aluminum anode corrodes sacrificially instead of the aluminum hull.

Additional information

Material

Aluminum Alloy
Type

weld-on type, bolt-on type, double iron foot type
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Product Detail

Marine Aluminum Hull Anodes VS Zinc Hull Anodes

Marine aluminum hull anodes and zinc hull anodes are two types of sacrificial anodes used for the protection of boat and ship hulls in marine environments. Here are the key differences between them:

  • Galvanic Compatibility: The aluminum anode provides excellent galvanic compatibility with aluminum hulls, creating a balanced electrochemical system that effectively protects the hull. In contrast, zinc hull anodes may have a less precise galvanic match with aluminum hulls, potentially leading to less efficient corrosion protection.
  • Self-Healing Properties: Aluminum anodes have a unique self-healing property, allowing them to form a protective oxide layer on the surface as they corrode. This oxide layer helps to further shield the aluminum hull, providing an additional layer of protection. Zinc hull anodes do not possess the same self-healing properties.
  • Corrosion Prevention for Welded Joints: Aluminum hull anodes are particularly beneficial for protecting welded joints on aluminum hulls. The hull anodes can be strategically placed near these vulnerable areas to ensure comprehensive corrosion prevention. Zinc hull anodes, while effective for overall hull protection, may not offer the same level of precision and localized protection for welded joints.

Types Of Boat Aluminum Hull Anodes

When it comes to aluminum anodes for hull, there are several types available, including the weld-on type, bolt-on type, and double iron foot type:

  • Weld-On Type: Weld-on aluminum hull anodes are designed to be permanently attached to the hull surface through welding. These anodes have a flat base with pre-drilled holes for easy welding onto the aluminum hull. They provide a secure and long-lasting attachment, ensuring efficient cathodic protection.
  • Bolt-On Type: Bolt-on aluminum hull anodes feature a design that allows them to be attached to the hull using bolts or screws. These hull anodes typically have a flange or mounting plate with holes for bolt fastening. They offer a more flexible installation option, allowing for easier removal and replacement when necessary.
  • Double Iron Foot Type: Double iron foot aluminum hull anodes are specifically designed for larger vessels or structures. They have two iron feet that provide additional stability and strength when mounted onto the hull. These aluminum anodes are usually bolted or welded onto the hull surface, depending on the specific configuration and requirements.

Marine Aluminum Anode Parameter

Weld-on Type Aluminum Anode

aluminum hull anodes

Type

A/mm

B/mm

C/mm

D/mm

E/mm

F/mm

G/mm

H/mm

Net/Kg

Gross/Kg

A□H-1

800

140

60

900

45

4-6

8-10

-

15.4

17.0

A□H-2

800

140

50

900

45

4-6

6-8

-

13.4

15.0

A□H-3

800

140

40

900

45

4-6

5-6

-

10.5

12.0

A□H-4

600

120

50

700

40

4-6

6-8

-

9.0

10.0

A□H-5

400

120

50

460

35

4-6

6-8

-

5.8

6.5

A□H-6

500

100

40

580

40

4-6

5-6

-

4.6

5.5

A□H-7

400

100

40

460

30

3-4

5-6

-

4.1

4.5

A□H-8

300

100

40

360

30

3-4

5-6

-

3.2

3.5

A□H-9

250

100

40

300

30

3-4

5-6

-

2.2

2.5

A□H-10

180

70

35

230

25

3-4

5-6

-

1.0

1.2

Bolt-on Type Aluminum Anode

aluminum hull anodes

Type

A/mm

B/mm

C/mm

D/mm

E/mm

F/mm

G/mm

H/mm

Net/Kg

Gross/Kg

A□H-13

300

150

50

250

50

3-4

8-10

-

5.4

5.8

A□H-14

300

150

40

250

50

3-4

8-10

-

4.4

4.8

Double Iron Foot Type Aluminum Anode

aluminum hull anodes

Type

A/mm

B/mm

C/mm

D/mm

E/mm

F/mm

G/mm

H/mm

Net/Kg

Gross/Kg

A□H-11

300

150

50

360

30

4-5

5-6

-

5.0

5.8

A□H-12

300

150

40

360

30

4-5

5-6

-

3.8

4.6

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Zava Marine Corporation is a leading supplier of marine parts and components. With a strong focus on quality and customer satisfaction, we specialize in providing a comprehensive range of high-quality marine equipment and accessories. Our products include deck equipment, ship accessories, and various other essential components needed for smooth maritime operations.

With a global presence, we serve a diverse customer base, including shipbuilders, shipowners, offshore operators, and marine equipment distributors. We are committed to providing exceptional service and tailored solutions to meet our customers’ unique needs.

FAQ

Zava Marine offers a comprehensive range of certifications for marine parts in accordance with international standards and regulations. These certifications include those provided by renowned marine classification societies such as Lloyd’s Register (LR), Bureau Veritas (BV), China Classification Society (CCS), Registro Italiano Navale (RINA), American Bureau of Shipping (ABS), Nippon Kaiji Kyokai (NK), and Det Norske Veritas – Germanischer Lloyd (DNV-GL). By collaborating with these esteemed societies, Zava Marine ensures that our certified marine parts meet the highest standards of safety, quality, and performance, instilling confidence in our reliability and compliance within the maritime industry.

The warranty provided by Zava Marine covers defects in materials and workmanship for a period of two years from the date of purchase. During this warranty period, if any marine parts purchased from Zava Marine exhibit issues or failures resulting from manufacturing defects or faulty materials, Zava Marine will take responsibility for repair or replacement of the affected parts. 

Zava Marine has recently opened new molds for European and North American clients, utilizing materials such as metal, ABS, PVC, and more. These successful mold opening projects allow us to provide customized marine parts and components that meet the specific requirements of our clients in these regions.

Typically, Zava Marine can ship samples within 7 days once the product drawing has been mutually confirmed by both parties. This efficient process ensures that customers can receive samples promptly, allowing them to assess the quality and suitability of the products.

Zava Marine frequently utilizes a wide range of materials in our projects. These materials include aluminum, stainless steel, carbon steel, copper, plastics, titanium, and PEEK (Polyether Ether Ketone). Each material offers unique properties and characteristics suitable for various marine applications. 

Yes, we provide customization services for marine parts. We understand that every project and application may have unique requirements, and we are committed to delivering tailored solutions. By collaborating closely with our clients, we can adapt our products to specific specifications, ensuring optimal fit, performance, and compatibility. Whether it’s modifying existing designs or creating entirely new parts, our customization services cater to the diverse needs of the maritime industry.

Absolutely! We offer product design and development services to support our clients’ needs. Our experienced team of engineers and designers can collaborate with clients from concept development to final product realization. By leveraging our expertise in marine engineering and design, we can provide valuable insights and innovative solutions. Whether it’s optimizing existing designs or creating entirely new products, we are equipped to assist clients in bringing their ideas to life efficiently and effectively.

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