Unverified85% confidenceDecision RuleTime unknown
碳钢管径≥19mm且壁厚≥0.6mm的置物架单层承重可达30-50kg，适合放置微波炉/大米/整箱饮料；管径15mm以下多为轻载款，单层承重通常＜15kg
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Unverified碳钢管径≥19mm且壁厚≥0.6mm的置物架，单层承重可达30kg以上，适合放置微波炉、烤箱等厨房重物；管径16mm以下的仅适合放置书籍、杂物（单层≤10kg）91% similarUnverified厨房重物存放（如整箱调料、砂锅、米面）应选单层承重≥30kg的碳钢加粗管材（管径≥25mm、壁厚≥0.6mm），塑料层板架单层承重普遍仅5-10kg不适合87% similarUnverified厨房重物收纳架单层承重需≥15kg，选管径≥22mm的碳钢圆管或方管，薄壁≤0.6mm的钢管长期承重会中间下弯变形85% similarUnverified厨房重物置物架（放锅具/米面/瓶罐）单层承重需≥25kg，选用直径≥19mm的碳钢管+加厚焊接节点；不锈钢冲孔层板比金属网格层板承重更均匀，不易压出印痕84% similarUnverified承重需求区分：厨房放置锅具/瓶罐建议每层承重≥15kg，普通碳钢管径需≥19mm；书房放书本每层承重需≥20kg，实木或加厚层板才不易变形下垂84% similar
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