阀体和内部零件：阳极电镀铝合金、铜。加固端盖：塑料。
Valve body and internal parts: anodized aluminum alloy, copper.
阀体和内部零件：阳极电镀铝合金、铜。加固端盖：塑料。
Valve body and internal parts: anodized aluminum alloy, copper. Reinforcement Cover: Plastic.
纯铜基底保证良好的散热效果，阳极电镀铝质上部防止锈蚀。
Pure copper base ensures excellent heat dissipation, and anodized aluminum top prevents corrosion.
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