Design: Highly elastic, hydrodynamic, double-arch rubber bellows with full faced rubber flanges and backing flanges with support collar and tie rods Optionally with vacuum support rings and/or external pressure support ring in the arch trough

 

Nominal diameters: NB 100 to NB 4000, intermediate sizes possible

 

Installation length: Standard LE = 350 to 650 mm  Other installation lengths on request

 

Pressure: Depending on the nominal diameter up to 10 bar Vacuum not allowed without vacuum support rings, with vacuum support rings up to 0.05 bar absolute Design in accordance with Pressure Equipment Directive PED 97/23/EC

 

Movement: For very large axial, lateral and angular movements Installation gap tolerances possible in the context of axial compression and extension

 

Application: 

 

Cooling water systems, desalination plants, drinking water supply, plant constructions e. g. in pipelines, on pumps, as dismantling joints, on condensers and vessels