Unverified88% confidenceDecision RuleTime unknown
承重超过15kg（如放整排书籍）的搁板必须使用直角三角托架或隐藏式钢插芯托架，仅靠L型薄铁片托架长期会下垂
1
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88%
Confidence
Long-term
Relevance
-
First Seen
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Unverified隐藏式（无支架外露）搁板依靠内嵌钢管或铁片承重，钢制内嵌支架的悬臂搁板单块安全承重通常为8-15kg，超过此重量易导致墙内膨胀螺栓松动下垂88% similarUnverified钢管框架＋无纺布/牛津布罩体的封闭收纳架，单层承重普遍在10-15kg；若需放置书籍、工具箱等重物，应选管径≥19mm的加粗钢管或塑钢连接件，避免PP塑料卡扣结构（长期承重易开裂下沉）83% similarUnverified钢管+扣件式模块化置物架单层承重通常≥30kg，而免螺丝插接式塑料架单层多为8-15kg，放书籍/工具箱应选金属结构83% similarUnverified承放书籍或整排文件时，单层承重需≥8kg且需带背板或侧挡，纯钢丝网格架承重通常仅3-5kg，长期压书会变形塌陷83% similarUnverified钢管直径≥16mm且带加粗镀层的框架，单层挂衣杆承重可达15-20kg；直径＜12mm的钢管挂满冬季厚衣物易弯曲变形82% similar
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