Connectors & Compensators
Anti-Pullout Restrained Flange Adapter
Anti-pullout restrained flange adapter with locking grips that prevent axial separation under thrust loads. For push-fit and unrestrained pipe joints in water and gas distribution.
Inquire NowSpecifications
| Model | DN | NPS | OD (mm) OD (in) |
|---|---|---|---|
| DN100 | DN100 | 4" | 118 mm 4.65" |
| 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" |
Frequently Asked Questions
What pipe types does the Anti-Pullout Restrained Flange Adapter connect?
Designed for ductile iron, grey cast iron, PE (HDPE), and PVC. 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 DN100 to DN300, rated for 1.6 MPa. Higher pressure ratings are offered on request.
What materials are available?
Construction — shell: QT450-10 · seal: EPDM. 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.
