Unverified85% confidenceTradeoffTime unknown
铜锁体越厚防盗性越好但价格贵且分量重,室内房门(卧室/书房)用锁厚2-3mm的锌合金或薄铜即够,无需为室内门配全铜厚壁锁体多花钱
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85%
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Unverified不要为节省成本用锌合金锁点搭配大扇推拉门,锌合金地锁和月牙锁在频繁使用下2-3年易断裂,大门重扇应选不锈钢或铝合金锁具80% similarUnverified锌合金比铜便宜且可做复杂造型,但内部易有砂眼、长期受力部位(如承重挂钩、门锁执手)会疲劳断裂;铜件延展性好适合频繁开合的关键部位79% similarUnverified全铜锁体并非越纯越好,市售'全铜'多为黄铜合金,纯度过高反而质软易变形,锁具关键部位(锁舌、传动件)用不锈钢或加硬处理才更耐磨耐用,勿被'纯铜'噱头误导77% similarUnverified锌合金锁体兼顾重量与强度,但防撬能力不如不锈钢实心锁,对高安全需求场景(贵重物品托运)保护力有限76% similarUnverified锌合金件常通过重量伪装成铜件(锌密度7.1约等于铜的8.9),选购可看螺纹和内壁——铜件内壁呈黄铜色,锌合金电镀后内壁常为灰白色底材74% similar
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