按照严格的标准设计制造，美国尼伯科HydraPure®（液纯）阀门与管件采用特殊配方的抗脱锌硅Performance Bronze®（高性能青铜 - 坚铜）合金制造，符合最新版美国国家无铅法律的规定。

Engineered to exacting standards, NIBCO HydraPure® valves and fittings are made of a specially formulated dezincification-resistant silicon Performance Bronze® alloy that meets the new National Lead Free Law.