German standard clamp is a kind of flange duct suitable for round duct using hoop type connection, composed of air duct, hoop, locking mechanism, sealing ring, hoop clamp is V-shaped or U-shaped, with O-shaped silicone (up to 180 degrees high temperature) sealing ring material, corresponding to the convex edge of the pipe end of the bag card, and fixed with a locking mechanism, utility model no protruding flange mechanism, the use of the arc of the hoop to cover the convex edge of the end of the duct, connection and fastening, good sealing effect, convenient and practical.There are five main kinds of clamps, first, exhaust pipeline clamps, second, ventilation pipeline clamps, third, material transportation pipeline clamps, fourth, textile industry cotton pipeline fast clamps, fifth, food industry transportation pipeline clamps. (German, American, domestic professional clamps). As long as the specifications are φ80, φ90, φ100, φ114, φ125, φ140, φ150, φ160, φ170, φ180, φ200, φ220, φ250, φ273, φ300, φ350, φ400, φ450, φ500, φ550, φ600, or even more than 1000MM.

(1) German standard clamp due to different needs, a variety of hoop clamp types, corresponding to a variety of sealing rings, applicable to a wide range of places, can completely replace flange connection.

(2) German standard holding hoop clamp is made precisely, not only beautiful appearance, good sealing effect, can withstand a certain pressure.

(3) German standard clamp clamp is easy to install and disassemble, save installation time, improve work efficiency, can be used many times, and is not easy to deform.