Unverified83% confidenceTradeoffTime unknown
铝合金车架比铁质轻30%-40%(同规格铝架约3-4kg,铁架约5-7kg),但同价位铝合金往往壁薄承重打折;高承重优先选加厚方管铁架
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Unverified铝合金框架比钢架轻30%-40%(同尺寸铝架约0.6-1kg,钢架约1.2-1.8kg),但钢架成本低、抗形变更好,徒步背负选铝、车载自驾选钢更划算91% similarUnverified铝合金框架助行器比钢制轻约30-40%(铝款常见2.5-5kg),且不易生锈,适合需频繁搬动或潮湿环境使用87% similarUnverified太空铝(铝合金氧化处理)不生锈但硬度低,承重能力弱于不锈钢,同规格下太空铝架承重约为304不锈钢的60-70%,重锅具场景优先不锈钢87% similarUnverified铝合金车架比同承重的钢架轻30%-40%,但抗弯折能力较弱;承重需求>50kg或搬运货物建议钢架,追求轻便通勤选铝合金86% similarUnverified铝合金登山扣重量约30-50g,钢制承重扣约80-120g,长距离徒步/超轻装备党优先铝合金减重,但铝合金反复大力矩加载后强度衰减快于钢,高频承重场景选钢85% similar
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