Connectors & Compensators
Flanged Rubber Flexible Joint
Rubber flexible joint for vibration dampening, noise reduction and angle compensation. DN32 to DN600.
Inquire NowSpecifications
| Model | DN | NPS | OD (mm) OD (in) |
|---|---|---|---|
| DN32 | DN32 | 1¼" | 42 mm 1.65" |
| DN40 | DN40 | 1½" | 49 mm 1.93" |
| DN50 | DN50 | 2" | 66 mm 2.60" |
| DN65 | DN65 | 2½" | 82 mm 3.23" |
| DN80 | DN80 | 3" | 98 mm 3.86" |
| DN100 | DN100 | 4" | 118 mm 4.65" |
| DN125 | DN125 | 5" | 144 mm 5.67" |
| DN150 | DN150 | 6" | 170 mm 6.69" |
| DN200 | DN200 | 8" | 222 mm 8.74" |
| DN250 | DN250 | 10" | 274 mm 10.79" |
| DN300 | DN300 | 12" | 326 mm 12.83" |
| DN350 | DN350 | 14" | 378 mm 14.88" |
| DN400 | DN400 | 16" | 429 mm 16.89" |
| DN450 | DN450 | 18" | 480 mm 18.90" |
| DN500 | DN500 | 20" | 532 mm 20.94" |
| DN600 | DN600 | 24" | 635 mm 25.00" |
Frequently Asked Questions
What pipe types does the Flanged Rubber Flexible Joint connect?
Designed for ductile iron, carbon and galvanized steel, PE (HDPE), PVC, asbestos-cement. Handles dissimilar-material joints, repair couplings, flange adaptations, and flexible connections that absorb thermal expansion and minor pipe misalignment.
What is the diameter range and maximum working pressure?
Available across DN32 to DN600, rated for PN10 / PN16. Higher pressure ratings are offered on request.
What materials are available?
Construction — shell: Flange + natural rubber · seal: Natural rubber. Ductile-iron and stainless-steel body options, with EPDM or NBR elastomers depending on service fluid.
What is the lead time and how is it shipped?
Standard lead time is 15 working days ex-factory, shipping FOB Shanghai. Sea, air, and combined transport are arranged through PipeKnot to over 40 countries. Volume orders and project tenders receive priority scheduling.
Is installation guidance and technical support included?
PipeKnot provides English-language installation drawings, torque specifications, and remote technical support. On-site commissioning support can be arranged for qualifying projects in partnership with Anhui Tongfa field engineers.
