Unverified88% confidenceDecision RuleTime unknown
承重需求≥5kg/层（如放置书籍、锅具、绿植大盆）时应选304不锈钢或加厚碳钢材质，塑料转角架单层承重普遍＜3kg，PP材质长期受力后转角连接处易开裂变形
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88%
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Unverified承重需求高（放厨房电器/工具/重物）优先选碳钢/冷轧钢材质且单层承重标称≥15kg，塑料PP材质单层承重多在5-8kg，长期堆重物会塌陷变形88% similarUnverified钢制收纳架单层承重普遍在3-5kg，塑料PP材质单层承重仅1-2kg，放书籍或厚重杂志务必选金属或高密度实木，塑料架长期承重会中间塌陷变形87% similarUnverified承重要求：单层碳钢收纳架每格建议承重≥3kg（一口铸铁锅约2-4kg），若收纳珐琅铸铁锅（Staub/LC 单口4-6kg）需选实心钢管+焊接结构，钢丝拼插结构长期承重会变形85% similarUnverified承重需求判据：书籍/餐具/工具等高密度物品选单层承重≥20kg的方管钢架（管径≥1.5mm壁厚），普通杂物/绿植选10-15kg的塑料或圆管架即可，别盲目追求高承重导致占地和成本浪费84% similarUnverified承重需求区分材质：单层放书籍、瓶罐等重物应选钢制且单层承重≥15kg；塑料层板长期承重超过5kg会明显下弯变形84% similar
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