主要包括：钢板风管(普通钢板)、镀锌板(白铁)风管、不锈钢通风管、玻璃钢通风管、塑料通风管、复合材料通风管、彩钢夹心保温板通风管、双面铝箔保温通风管、单面彩钢保温风管、涂胶布通风管(如矿用风筒)、矿用塑料通风管等。
Mainly includes: steel plate air duct (common steel plate), galvanized sheet (white iron) air duct, stainless steel air duct, FRP air duct, plastic air duct, composite material air duct, color steel sandwich heat preservation board air duct, double-sided aluminum foil heat preservation air duct, single-sided color steel heat preservation air duct, coated air duct (such as mine air duct), mine plastic air duct. Air duct, etc.
这些材质针对了不同的行业、不同的场景，还有圆形、矩形、螺旋形等多种形状，有角铁、法兰风管两种加工工艺。具体使用还需要看用途。
These materials for different industries, different scenarios, as well as circular, rectangular, spiral and other shapes, angular iron, flanged duct two kinds of processing technology. Specific use also needs to see the use.