Angle flange [Jie Weinuo Industrial Co., Ltd. Star recommendation Jiaotie] duct flange angle refers to the angle or the angle iron were high volume bend angle iron through a special device duct flange, angle angle remains after processing The two sides is 90 ° vertical angle iron flange duct, no cuffs. And no wrinkles. Angle flange is divided into two: one is the outer roll angle (angle n roll, opening outwards) angle iron flange duct wholesale, one is the inward roll angle (angle anti-roll angle iron flange duct manufacturers opening inwards). . [Jie Weinuo Industrial Co., Ltd. Star recommendation angle iron flange duct] angle according to different needs structure composed of a variety of different force member, also can make connections between the components. It is widely used in various building structures and engineering structures such as beams, bridges, transmission towers, lifting and transport machinery, ships, industrial furnace, reaction tower, container frame and warehouse shelves. Angle iron flange duct production, Beicang town Jiaotie duct flange, Jie Weinuo integrity manufacturers supplied by 捷维诺 (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.jieweinuo.com) strong, credible, in Tianjin fans, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jie Weinuo Industrial and you work into the brilliant, for a better future!