Specification :

Rubber Expansion Joint
Key Words: Single Sphere Rubber Expansion Joint, Twin Sphere Rubber Expansion Joint,Twin Sphere Union Rubber Expansion Joint.
Main Products: Single Sphere Rubber Expansion Joint, Twin Sphere Rubber Expansion Joint, , spool Type Rubber Expansion Joint, Heavy Duty Rubber Expansion Joint with DIN,BS,EN,JIS,ANSI Flanged Drilling and Twin Sphere Union Rubber Expansion Joint t with BSP or NPT Threaded.
Size: DN32-DN3000
Material: EPDM,NBR,NR,Silicon.
Pressure: PN6,PN10,PN16,PN25.
Connection: DIN2576,BS4504 PN16,JIS10K,ANSI B16.5 Flange;BSP,NPT Thread.
You can refer to http://www.unicflow.com for detail specifications.