[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

不锈钢加热管(304/316L)耐腐蚀性优于普通镀铬管,硬水/水垢多的地区(水质硬度>150mg/L)优先选316L不锈钢,寿命可达5年以上

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Long-term
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