首先要保持镀锌钢板表面光滑洁净,放在宽敞干燥的隔潮木头或垫架上,叠放整齐.不锈钢板,铝板要靠在木架上,不要平放,以免托运时刮伤表面,下料时应使用不容易产生划痕的划线工具。操作时应使用木锤或有橡胶皮套的锤子，不得使用铁锤，以免落锤点产生锈斑。镀锌扁铁法兰或角铁法兰应分类码法放，如露天时要应采取防雨、雪措施.减少生锈现象。通风管道应码放在平整无积水，宽敞的场地，码放时应按系统编号，整齐、合理、便于装运, 风管搬运装卸过程中实行轻拿轻放，防止损坏成品的原理。特别值得注意是涂漆时应均匀，不得有堆积、漏涂、皱纹、气泡及混色等缺陷。

First of all to maintain a smooth and clean surface of galvanized steel plate, placed in the spacious dry damp wood or pad shelves stacked neatly. The stainless steel plate, aluminum plate depends on the gallows, not flat, so as to avoid scratching the surface of the shipper, shall not use the scribing tool prone to scratches when feeding. The operation should use wooden hammer or rubber leather hammer, hammer shall be used, so as not to drop point rust. Galvanized flat steel flange or angle iron flange should be placed as classification code, open to rain, snow should take measures. To reduce the phenomenon of rust. The ventilation pipe should be stacked without water in the flat, spacious venues should be stacked according to system number, orderly, reasonable and convenient for shipping, handling in the process of the implementation of the wind pipe gently, to prevent damage to the product principle. In particular, it is worth noting that the paint should be uniform, no defects such as accumulation, leakage, wrinkles, bubbles and color mixing.