Unverified83% confidenceFactTime unknown
太空铝材质密度低、天生不生锈且抗氧化，重量轻于不锈钢约1/3，适合免打孔顶紧款减轻整体负载；但太空铝硬度低于304不锈钢，重物挤压易变形
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Unverified太空铝（铝合金）密度低不生锈但硬度低易变形，承重能力弱于304不锈钢；304不锈钢承重强但重量大、价格高。挂毛巾浴巾选太空铝够用，挂锅具、重物选不锈钢93% 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92% similarUnverified太空铝（铝镁合金）不生锈但硬度低易变形，承重能力弱于304不锈钢；重物区选不锈钢，轻量收纳区选太空铝更划算92% similarUnverified太空铝比不锈钢轻且不生锈，但材质偏软、承重上限低，重物（成箱杂物、大瓶洗涤剂）反而不如加厚304不锈钢耐压91% similarUnverified太空铝材质防锈性优于201不锈钢但硬度较低易变形磕伤，304不锈钢兼顾防锈与强度但重量大对粘贴式安装不友好——重物区选304打孔，轻物区可选铝合金免打孔90% similar
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