Electric Flanged DN50 - DN2000 1.6 MPa Ductile Iron Butterfly Valve
for Water
| Ductile Iron Butterfly Valves |
| Double Flanged Butterfly Valves With Disc Double Eccentric With
Resilient Seat Conform to BS EN593 (BS5155) |
| | |
| Size:DN50-DN2000 |
| | |
| Nominal pressure (MPa) | 1.6 | |
| Testing Pressure | Body shell | 2.4 | |
| Seal | 1.76 | |
| Working pressure (MPa) | 1.6 | |
| Suitable temperature (°C) | ≤80 |
| Suitable Medium | Water |
| Technical and requirement |
- Design, manufacture are according to standard of
BSEN593-98〔Butterfly Valves For Waterworks Purpose〕.
- The flange of the butterfly valve is according to PN1.6 Mpa flange
of BSEN1092-2 for internal ductile iron flanges.
- Inspection is according to standard PrEN12266-3.(No Visible
Leakage).
- The valves for PN1.0 MPa and PN2.5 MPa are also can be designed and
manufactured.
|
No. | Name of part | Material | BS Designation | | | Coating (350 microns) | Epoxy Resin or Epoxy fusion bonded | | | | 18 | Bolt | Carbon Steel/S.S. | BS970 | 316S13 or 304S15 | | 17 | Connecting Plate | SG(Ductile) Iron | BSEN1563 | EN-JS1050 | | 16 | Handwheel | SG(Ductile) Iron | BSEN1563 | EN-JS1050 | | 15 | Gearing Box | SG(Ductile) Iron | BSEN1563 | EN-JS1050 | | 14 | Shaft (1) | Stainless Steel | BS970 | Gr431S29 | | 13 | Packing Box | Copper-tin-lead alloys | BSEN1982 | CuSn5Zn5Pb5 | | 12 | O-Ring | EPDM | BSEN681 | IRHD66-75 | | 11 | Body Sealing Ring | Stainless Steel | BS970 | 316S13 or 304S15 | | 10 | Rubber Sealing | EPDM | BSEN681 | IRHD66-75 | | 9 | Retaining Ring | Stainless Steel | BS970 | 316S13 or 304S15 | | 8 | Obturator | SG(Ductile) Iron | BSEN1563 | EN-JS1050 | | 7 | Obturator Pin | Stainless Steel | BS970 | Gr431S29 | | 6 | Shaft (1) | Stainless Steel | BS970 | Gr431S29 | | 5 | Body | SG(Ductile) Iron | BSEN1563 | EN-JS1050 | | 4 | Shaft bushes | Du Bushes | Self Lubricating Bushes | | 3 | O Ring | EPDM | BSEN681 | IRHD66-75 | | 2 | .Cover | SG (Ductile)Iron | BSEN1563 | EN-JS1050 | | 1 | Bolt | Carbon Steel/S.S. | BS4190 (Hot dipped galvd) |
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