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1·Comparing with the coppered tubes, the zinced tubes have some important characters, such as low cost, long life and no pollution.

涂锌线管材大量用于制冷和空调设备，与镀铜线管材相比，涂锌线管材具有成本低、使用寿命长和无环境污染等特点。

(1)zinc oxiden. 氧化锌

(1)zinc alloy锌合金

(1)zinc sulfaten. [化]硫酸锌

(1)zinc powder锌粉，锌蓝粉

(1)zinc plating镀锌

(1)zinc coating镀锌；镀锌层；镀锌制品