Unverified82% confidenceDecision RuleTime unknown

锌合金奖牌比铁质奖牌手感重30%以上且不生锈，正式赛事/颁奖用锌合金，铁质仅适合大批量低成本活动（易掉漆生锈）

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82%

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Unverified金属过敏体质不建议购买合金镀色的节日配饰，节日款为控制成本多用锌合金电镀，镍释放量易超标，接触性皮炎风险高，应选纯银针或医用钢针款75% similar Unverified基材优先SUS304不锈钢或纯铜（H59/H62黄铜），避免锌合金压铸件；纯铜实心件重量明显更沉（同尺寸双杆架≥1.5kg），锌合金遇水易起白锈粉化74% similar

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