Carbon steel flange single sphere EPDM coupling rubber bellows expansion joint
rubber bellows expansion joint DN200 PN16 carbon steel flange single sphere EPDM 
Rubber expansion joint is also called rubber bellows, rubber joint, single sphere flexible connection, expansion joint bellows etc,it can absorb the axial, horizontal and anular displacement.
Structure of rubber flexible joint: one rubber sphere body and two flanges
Remarks: We can also provide separate rubber sphere and flanges
To save your time costs, It would be great if you could provide the following parameters:
1.Nominal Diameters: DN15-DN4000
2.Rubber joint material: EPDM,NBR,CR,PTFE,etc.
(Remarks:It doesn't matter if you don't know the material, Please tell us the medium and temperature during operation, we will recommend suitable products for you)
3.Flange material: SS304,SS316/CS,CS galvanized/ductile iron,etc.
4.Flange standard: DIN PN10,PN16,PN25/ANSI 150LB,300LB/JIS 10K,etc.
The above are our regular materials and standard,Special designed and needs,please feel free to click here and contact us.
Main connecting dimension
| Nominal diameter | Face to face length | |
| mm | inch | mm |
| DN32 | 1 1/4 | 95 |
| DN40 | 1 1/2 | 95 |
| DN50 | 2 | 105 |
| DN65 | 2 1/2 | 115 |
| DN80 | 3 | 135 |
| DN100 | 4 | 150 |
| DN125 | 5 | 165 |
| DN150 | 6 | 180 |
| DN200 | 8 | 210 |
| DN250 | 10 | 230 |
| DN300 | 12 | 245 |
| DN350 | 14 | 255 |
| DN400 | 16 | 255 |
| DN450 | 18 | 255 |
| DN500 | 20 | 255 |
| DN600 | 24 | 260 |
Datas above are only for reference, DN25-DN4000 are applicable，please contact us for more details now!
Our factory and workshop.
Our inventory
Packaging and Shipping
Single sphere rubber expansion joint is packed by plastic film, then put into plywood case.
According to your order quantity and requirements, we'll arrange different transport, such as international courier, air freight, sea freight, truck and train transportation etc.
Of course,we welcome you visit us, and hope to have a deep talk with you,then start a long term cooperation with you! Win cooperation is our business philosophy! So we can looking forward to receive your inquiry !
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