Unverified82% confidenceDecision RuleTime unknown
开放式书架单层承重需≥15kg，因绘本单本重达0.5-1kg，一层排满约20-30本可达15-25kg；层板厚度<15mm的板材长期承重易中间下垂变形
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Unverified书架层板要看有效承重标注：单层承重≥15kg才能稳妥放满一层书（约30-40本绘本重10kg+），标称过低或未标注的塑料/薄板层易变形下垂90% similarUnverified承重需求：书籍/瓷器等重物每层选承重≥30kg的加厚层板（板厚≥18mm）并加装层板托，普通15kg层板长期承重会中央下弯变形90% similarUnverified落地重型置物架单层承重需看均布承重而非峰值，家用存放书籍/工具箱选单层承重≥80kg（板厚≥1.0mm钢板+加固横梁），普通杂物单层30-50kg足够89% similarUnverified打算摆放书籍的隔断架，单层板承重需≥15kg且板厚≥18mm；仅放绿植摆件的装饰性隔断，承重5-8kg、板厚12mm即可，无需为承重多花钱87% similarUnverified单层承重需求：放置32开小说等轻量书籍每层≥15kg即可，放置精装画册/教材/大开本工具书需单层承重≥25kg，横向跨度超过80cm的搁板承重会因挠度衰减30%以上，建议加中间立柱支撑87% similar
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