Air-cooled heat exchanger (air cooler for short) is an industrial heat-exchanging device cooled by air. The air cooler is composed of three basic parts: tube bundle, fan (including air duct) and frame, and auxiliary parts such as shutter, spray device, ladder and platform. Our company can design and manufacture air cooler tube box in the form of: plug type, tube box with removable cover plate, tube box with removable cap, manifold tube box, etc. Finned heat exchange tube has DR, L, G and other forms. Can be applied to working conditions in the fields of petroleum refining, natural gas processing, iron and steel metallurgy and etc which demand cooling.