PRODUCT
water main double flange type butterfly valve control valve
Design: EN593
Face to face: ISO5752/EN558 SERIES13
Flange drilling: EN1092
Upper flange connection:ISO5211
Specifications:
|
Nominal pressue (MPa) |
1.0 |
1.6 |
|
|
Nominal diameter(mm) |
50-1000 |
50-1000 |
|
|
Test pressure |
Shell |
1.5 |
2.4 |
|
(MPa) |
Seal |
1.1 |
1.76 |
|
Applicable temperature |
150 |
||
|
Applicable medium |
water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids, |
||
|
Operating mode |
manual, worm gear, pneumatic, electric, etc. |
||
Standards:
|
Design & Manufacture |
Flange Drilling |
Face to Face Dimension |
Top Flange |
|
|
EN1092 |
ISO5752 EN558-13 |
ISO5211 |
Material:
|
No. |
Part Name |
Material |
|
1 |
Body |
Carbon Steel/Cast Iron/Ductile Iron/ Al-Bronze |
|
2 |
Disc |
Al-Bronze/CF8M/Ductile iron |
|
3 |
Seat |
EPDM/NBR |
|
4 |
Stem |
SS410 |
| 5 | Push |
PTFE/Lubricating |
|
6 |
O ring |
EPDM/PEFE/Buna/NBR/Hypalon |
|
7 |
Pin |
SS316/SS416/SS304 |
Features:
1. Small in size, light in weight, easy installation and maintenance.
2. Simple and compact construction, quick 90 degree on-off operation.
3. Minimized operating torque, energy saving.
4. Flow curve tending to straight line, excellent regulation performance.
5. Long service life, standing the test of tens thousands opening/closing operations.
6. Wide selection of materials, applicable to Handle Type Vertical Plate
