Unverified80% confidenceFactTime unknown
太空铝材质轻且不生锈耐腐蚀，适合厨房挂杆，但硬度低于不锈钢，长期挂重物易变形，重载场景仍优选304不锈钢
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80%
Confidence
Long-term
Relevance
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Unverified太空铝材质防锈优于不锈钢喷涂款且轻，但硬度低易变形，重物场景仍应选304不锈钢加粗管径90% similarUnverified太空铝（铝合金氧化处理）不生锈但质地偏软，长期承重易变形，适合毛巾杆、单层轻载；多层重载架首选304不锈钢或加厚碳钢喷涂90% similarUnverified太空铝挂架轻但硬度低、承重差，适合毛巾等轻物；304不锈钢承重和耐蚀性更优但较重，需膨胀螺栓固定。挂浴巾/浴袍等重物首选不锈钢87% similarUnverified太空铝（铝合金氧化处理）不生锈但硬度低，承重能力弱于不锈钢，同规格下太空铝架承重约为304不锈钢的60-70%，重锅具场景优先不锈钢87% similarUnverified太空铝比304不锈钢便宜且防锈，但硬度低、易被硬物磕出划痕和凹陷，追求长期外观完好和高承重选304不锈钢，追求纯防锈和轻量选太空铝87% similar
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