Unverified80% confidenceFactTime unknown
自组装塑料收纳柜的单层承重多标称15-20kg但为静态均布值，实际堆放书籍等集中重物应按标称值的50-60%使用，否则底层格易变形塌陷
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80%
Confidence
Long-term
Relevance
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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88% similarUnverifiedPP塑料收纳柜单层格承重通常≤15kg，放书籍杂物易变形塌陷；书籍、餐具等重物应选钢架结构或E1级刨花板柜体，单层承重需达30kg以上86% similarUnverified移动书架单层承重≥15kg才能安全放置精装书或32开硬皮书；标称承重是均布承重，实际集中堆放需打7折计算85% similarUnverified承重需分层看：塑料树脂拼接柜单层承重约10-15kg适合玩具毛绒，实木/多层板柜单层可达20-30kg适合书籍，标称总承重要除以格数换算单格实际承重，别被总承重数字误导85% similarUnverified标称承重是均布静载值，实际使用需打3-4折：厨房放锅具、书房放书籍这类集中重载场景，标称承重50kg的层板实际安全放20-25kg，避免中间下垂变形84% similar
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