Rubber Expansion Joints 

Performanceand Construction Features

• Test pressure upto 24 bar (upto 300NB)

• Cyclic movement test for 5000 cycles under design pressure conducted on sizes 1600NB, 2100NB and 2200NB bellows.

• Manufactured sizes upto 3600mm (144 inches)*.

• Safety factor built in upto 4:1.

• Low spring rates.

• Greater movement per arch.

• Manufactured in single or multiple arches.

• Choice of eight liner elastomers

• Choice of cover to match liner materials or different materials for better resistance to external conditions.

• Filled or unfilled arches.

• Galvanised carbon steel or stainless steel split backup rings.

• Can be built with permanent offset to compensate for existing or designed piping misalignment

EXPEANSION JOINTS MODELS

• Single spool wide arch

• Multi arch type

• Filled arch type

• Wide arch type

• Spool  type double  arch

• Fabricated metal flange type

• PTFE lined type

• Bus duct / rectangular / circular / square bellows

• Twin sphere model

• Concentric reducer type

• Clamped type

• Enlarged flange type

• "U" type / straight flanged connectors / flexible rubber pipe / no arch type