Last Updated:2025/11/29

The HDA coating extended the bridge's lifespan by protecting steel girders from saltwater corrosion.

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The HDA coating extended the bridge's lifespan by protecting steel girders from saltwater corrosion.

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その溶融アルミニウムめっき被膜は塩水による腐食から鋼梁を保護し、橋の寿命を延ばした。

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