Flanged DN50 - DN2000 Stainless Steel Butterfly Valves with 1.6 MPa Ductile Iron 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 BSEN593-98Butterfly 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 S
| |
