Unverified85% confidenceFactTime unknown
碳钢求生刀选择黑色涂层（如Cerakote、粉末喷涂或熏黑）或表面钝化处理，可显著延缓刀身生锈；裸露磨光碳钢在雨林两三天就会起锈斑
1
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85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified碳钢材质普遍采用喷塑或烤漆表面处理防锈，划破涂层后露出金属会从破损点开始锈蚀，选购时注意焊点是否有涂层覆盖83% similarUnverified喷塑碳钢杆看似光鲜但涂层一旦被衣架磨破或磕碰划伤，破口处会快速锈蚀并渗到衣物上，露天或频繁使用场景耐用性不如通体不锈钢81% similarUnverified碳钢喷塑/烤漆款需检查焊点和边缘是否封边完整，边缘裸露的划痕处会成为生锈起点，选静电喷涂+多层防锈处理的更耐用80% similarUnverified碳钢喷漆锅盖架价格低但涂层被锅盖边缘反复刮擦后会露底生锈，长期使用优先选整体不锈钢或食品级PP塑料材质79% similarUnverified碳钢刀片虽宣称防锈涂层，但涂层磨损后仍会锈蚀，长期存放的刀片不要选碳钢；不锈钢刀片可长期存放，适合备用囤货79% similar
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