Raytron Technical Review RESEARCH ARTICLE
CCA in Marine Environments: Corrosion Prevention
Received: 2025年12月 Accepted: 2026年2月 Published: 2026年3月
DOI: 10.1234/raytron.2026.WP-02-14
1. Introduction
1.1 Marine Environment Challenges
创建海洋环境腐蚀机制示意图
MEDIA TODO2. Corrosion Mechanisms
2.1 Galvanic Corrosion
In CCA: The copper cladding protects the aluminum core, only becoming an issue when the cladding is damaged.
2.2 Pitting Corrosion
Aluminum is susceptible to pitting corrosion in chloride environments.
3. Environment Classification
4. Protection Strategies
创建保护措施效果对比图
MEDIA TODO5. Application Guidelines
6. Conclusion
CCA requires appropriate protection measures in marine environments, with the copper cladding providing fundamental protection.
Figures
创建海洋环境腐蚀机制示意图
创建保护措施效果对比图
Tables
Table 1 Marine Environment Challenges
| Factor | Impact |
|---|---|
| 盐雾 | 加速腐蚀 |
| 湿度 | 水分渗透 |
| 温度循环 | 材料应力 |
| 紫外线暴露 | 绝缘降解 |
Table 2 CCA Marine Application Suitability
| Application | CCA Suitability |
|---|---|
| 甲板下 | 良好(需保护) |
| 甲板上 | 需特殊措施 |
| 直接海水暴露 | 不推荐 |
Table 3 Galvanic Corrosion Risk
| Metal Pair | Potential Diff | Risk |
|---|---|---|
| Cu/Al | 0.7V | 高 |
| Cu/钢 | 0.3V | 中等 |
Table 4 Protection Strategies
| Strategy | Method | Effectiveness |
|---|---|---|
| 绝缘保护 | 适当绝缘 | 高 |
| 密封 | 端子密封 | 高 |
| 镀层 | 镀锡/镀镍 | 中等 |
| 避让 | 避免暴露 | 最佳 |
References
- ASTM B117: Salt Spray Testing ASTM (2021)
- ISO 9227: Corrosion Tests ISO (2022)