镀锌螺旋风管的安装要求：

Installation requirements for galvanized spiral wind pipe:

(1)镀锌螺旋风管如是水平安装，如果直径或长边尺寸不大于400毫米，那么其间距不能大于4米；如果直径或长边尺寸大于400毫米，那么其间距不能大于3米。

(1) galvanized spiral pipe is horizontal installation. If the diameter or long side size is not greater than 400 mm, the spacing can't be greater than 4 meters. If the diameter or long side size is larger than 400 mm, then the spacing can't be greater than 3 meters.

(2)其支、吊架间距，最长为5米和3.75米，最大不能超过这个范围。

(2) the spacing of its branches and hangers is 5 meters and 3.75 meters in length, and the maximum can not exceed this range.

(3)镀锌螺旋风管如是垂直安装，那么其间距不能大于4米。

(3) the galvanized spiral wind pipe, if installed vertically, can not be more than 4 meters in space.

(4)风管的支、吊架，最好不要设在风口、阀门、检查门等这些位置上。

(4) the support and hangers of the wind pipe should not be located in the tuyere, valve, check door and so on.

(5)如果风管长度超过了20米，那么应设置防止风管摆动的固定点，且数量不能少于规定要求。

(5) if the length of the wind pipe is more than 20 meters, a fixed point should be set to prevent the swinging of the wind pipe, and the number should not be less than the required requirement.