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Couplings & Flanges
Flange adapter for cast iron pipes
Connects plain-ended cast iron pipes to flanged equipment (valves, pumps, meters). Simplified dismantling for multi-material network maintenance. DN 350 to 1600 — PFA 10/16/25 bar.
Available references
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SMEEPIA — DATA SHEET
Technical specifications
Version for plain-ended cast iron pipes: same materials and coating as the steel version, with outer diameters matched to cast iron tubes.
Construction characteristics
| Component | Specification |
|---|---|
| Corps & contre-bride / Body & counter-flange | Acier mécanosoudé — NF EN 10025 |
| Boulonnerie / Bolting | Acier HR galvanisé à chaud (cadmié ou Inox 316 sur demande) |
| Joint / Gasket | EPDM — EN 681-1 (NBR sur demande) |
| Revêtement / Coating | Poudre époxy bleue RAL 5015 — 250 µm |
| Pression de service / Service pressure (PFA) | 10 / 16 / 25 bar |
Dimensions — cast iron pipes
| DN | Outer Ø (mm) | PFA (bar) | D (mm) | L (mm) | Weight (kg) | Bolting (Nb × Ø × l) |
|---|---|---|---|---|---|---|
| 350 | 378 | 10/16/25 | 505/520/555 | 174/178/172 | 30/35/46 | 8×M12×160 / 8×M12×160 / 8×M16×160 |
| 400 | 429 | 10/16/25 | 565/580/620 | 174/180/174 | 37/45/57 | 8×M12×160 / 8×M12×160 / 8×M16×160 |
| 450 | 480 | 10/16/25 | 615/640/670 | 174/180/174 | 42/67/70 | 10×M12×160 / 10×M12×160 / 10×M16×160 |
| 500 | 532 | 10/16/25 | 670/715/730 | 174/182/178 | 45/58/71 | 10×M12×160 / 10×M12×160 / 10×M16×160 |
| 600 | 635 | 10/16/25 | 780/840/845 | 176/184/180 | 61/90/99 | 10×M12×160 / 10×M12×160 / 10×M16×160 |
| 700 | 738 | 10/16/25 | 895/910/960 | 164/170/180 | 82/81/153 | 12×M16×160 / 12×M16×160 / 12×M16×160 |
| 800 | 842 | 10/16/25 | 1015/1025/1085 | 166/172/184 | 102/117/160 | 12×M16×160 / 12×M16×160 / 12×M16×160 |
| 900 | 945 | 10/16/25 | 1115/1125/1185 | 168/174/188 | 112/121/166 | 14×M16×160 / 14×M16×160 / 14×M16×160 |
| 1000 | 1048 | 10/16/25 | 1230/1255/1320 | 168/174/192 | 130/140/236 | 14×M16×160 / 14×M16×160 / 14×M16×160 |
| 1100 | 1152 | 10/16 | 1340/1355 | 170/189 | 146/164 | 16×M16×160 / 16×M16×160 |
| 1200 | 1255 | 10/16 | 1455/1485 | 172/189 | 213/226 | 16×M16×160 / 16×M16×160 |
| 1400 | 1462 | 10/16 | 1675/1685 | 174/194 | 228/270 | 18×M16×160 / 18×M16×160 |
| 1500 | 1565 | 10/16 | 1785/1820 | 179/194 | 270/332 | 18×M16×160 / 18×M16×160 |
| 1600 | 1668 | 10/16 | 1915/1930 | 180/199 | 357/332 | 20×M16×160 / 20×M16×160 |
D / L / Weight / Bolting values given for PFA 10 / 16 / 25 bar respectively ("—": not available).
Allowed angular deviation
| DN range | Allowed deviation |
|---|---|
| 350 – 450 | ± 3° |
| 500 – 600 | ± 2,5° |
| 600 – 750 | ± 2° |
| 800 – 1200 | ± 1,5° |
| 1250 – 1600 | ± 1° |
Setting values V — steel and cast iron pipes
| DN range | ISO PN 10 — V (mm) | ISO PN 16 — V (mm) | ISO PN 25 — V (mm) |
|---|---|---|---|
| 350 – 450 | 5 – 65 | 5 – 70 | 5 – 80 |
| 500 | 5 – 65 | 5 – 70 | 5 – 85 |
| 600 – 700 | 5 – 70 | 5 – 75 | 5 – 85 |
| 800 | 5 – 70 | 5 – 80 | 5 – 90 |
| 900 | 5 – 75 | 5 – 80 | 5 – 95 |
| 1000 | 5 – 75 | 5 – 80 | 5 – 100 |
| 1100 | 5 – 75 | 5 – 85 | — |
| 1200 – 1400 | 5 – 80 | 5 – 90 | — |
| 1500 – 1600 | 5 – 85 | 5 – 95 | — |
Norms & standards
NF EN 10025EN 681-1ISO PN 10/16/25RAL 5015 — 250 µm