Aluminum anodes are widely used in vessel, ballast tank, crude oil tanks, seaport facilities, offshore project, submerged ducts, pipes in the soil, etc. Corrtech supplies series of aluminum anodes for defend the corrosion of steel structure in marine environment and fresh water. The performance of aluminum anodes is affected by the chemical composition of the alloy, we have different alloy series to meet customers' request. Special shape, size and chemical composition anodes can be manufactured according to your request. We can supply the several kinds of the anode such as al anode for tank interior bottom, welded al anode for hull and so on. The detailed information is listed as follows: 1. Al anode for tank interior bottom: 2. Welded al anode for hull (single iron stand) 3. Welded al anode for hull (double iron stands) 4. Bolt-on al anode for hull 5. Al anode for ballast 6. Al anode for marine engineering facilities 7. Al anode for port facilities 8. Al strip-type anode for seawater cooling system 9. Al discoid anode for seawater cooling system