Unverified75% confidenceFactTime unknown
承重安全评估：合格徒步杖单杖静态承重应≥90kg，重装或体重较大者选标注抗压强度高的7075铝合金杖身，避免选未标注承重的廉价杖
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75%
Confidence
Long-term
Relevance
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Unverified承重需求判据：老人日常辅助扶手承重≥100kg，若用于跌倒瞬间支撑或体重较大者需选承重≥150kg产品，真正安全的扶手拉力测试应达到承重3倍冗余84% similarUnverified承重强度需≥100kg（成人体重+失重冲击），瘫倒抓握瞬间冲击力可达体重2-3倍，选购认准SASO或FDA医疗级认证扶手，实测拉拔承重≥135kg更安全80% similarUnverified阻力等级换算参考：轻(约2-7kg)适合上肢/激活，中(约7-15kg)适合大多数人全身训练，重(约15-30kg)适合下肢和引体辅助，超重(30kg+)用于负重深蹲和硬拉辅助；单条难以覆盖全身，建议买3-5条阶梯套装79% similarUnverified老年人或行动不便者使用，优先选承重≥150kg且四脚间距≥40cm的宽底款，重心稳定性远高于窄脚款，防侧翻能力更强79% similar
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