Unverified85% confidenceDecision RuleTime unknown
锁体主体材质选锌合金或不锈钢，避免铝合金或塑料件承重部位；304不锈钢锁扣抗撬性能优于201不锈钢，可从磁铁检测（304弱磁或无磁）区分
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85%
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Long-term
Relevance
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Unverified门锁加固件优先选304不锈钢材质，厚度≥2.5mm，锌合金压铸件在撬棍杠杆作用下易脆断，实测抗冲击性差30%以上87% similarUnverified锁体面板材质选304不锈钢优于锌合金，锌合金面板成本低但长期使用易氧化起皮、受暴力冲击易碎裂，不锈钢抗腐蚀和抗冲击性更强85% similarUnverified内胆材质优选304不锈钢，其耐高温耐腐蚀性远超普通201不锈钢和镀锌板；反光镜面内胆虽美观但易显水垢，磨砂或拉丝304更实用85% similarUnverified不锈钢挂篮的防锈等级：201不锈钢磁性强、耐蚀性一般，304不锈钢无磁或弱磁、耐盐雾腐蚀性显著优于201，可用磁铁初步区分但不绝对85% similarUnverified锁体材质黄铜锁芯抗腐蚀但硬度低，不锈钢锁体强度高但户外易生锈应选304及以上，锌合金便宜但脆易被暴力砸开，户外长期使用优先选实心黄铜或不锈钢83% similar
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