1,Expansion Joint 2,Through the ISO9001 Certificate 3,Through the CE Certificate 4,Flange Mode Expansion Joint Technical Date:Nominal Diameter:DN50-DN2600Nominal Pressure:PN10/PN16Operation Temperature:-10°C~150°CSuitable Medium:Water,Sewage,Seawater,Gas,Food,Oils,etc.Connection Mode: Flange ModeProduct Features: This product is double flange expansion joint and is formed by telescopic seat, ...