1、外观光滑，无锌瘤、毛刺，呈银白色；
1, smooth appearance, no zinc tumor, burr, silver white;
2、安装方便，连接点少；
2. The installation is convenient, and the connection points are few.
3、通风阻力小，通风噪声小；
3. The ventilation resistance is small and the ventilation noise is small.
4、强度与刚性均好；
4, both strength and rigidity are good.
5、厚度均为可控，在5-107μm之内任意选择；一次成型桥架
5. The thickness is controllable, and it can be selected within 5-107 m.
6、无氢脆、无温度危害，可保证材料力学性能不变；
6, no hydrogen embrittlement, no temperature hazards, can ensure that the mechanical properties of materials remain unchanged.
7、可代替部分需热镀锌的工艺；
7. It can replace the hot dip galvanizing process.
8、耐腐蚀性好，中性盐雾试验达240小时；
8, good corrosion resistance, neutral salt spray test for 240 hours.
9、采用热镀锌方法完成，适用于各种强酸、碱雾气等强腐蚀环境中；
9. The hot galvanizing method is applied to the strong corrosive environment such as strong acid and alkali fog.
10、可根据客户要求，专门设计、定做各种规格风管。
10, according to customer requirements, specially designed and customized all kinds of duct.
