产品介绍：由波纹管 、 平衡环及两对与平衡环和端管相连的较链板组成的挠性部件。一般为两个万向较链型或两个万向较链型与—个单式较链一起配套组使用。

公称通径：DN50-DN5000 (mm) 

设计压力：0.1-2.5 (Mpa) 

Pr-oduct introduction: It is a flexible part composed of bellows. gimbal and two pairs of hinge plates connected with gimbal and end pipe Generally, two universal hinge types or two universal hinge types are used togethe「 with a single hinge 

Nominal diameter: ON50-DN5000 (mm) 

Design pressure: 0.1-2.5 (Mpa)