Wafer Butterfly Valve With Universal Flange With Pin
1. Standard
Design standard: BS5155, API609,
Test standard: DIN3230 Part3, AP598, EN12266-1
Face to face standard: DIN3202K1, API609, EN558-1,
Flange connection: DIN2501 PN10&PN16, BS4504 PN10&PN16, ASME B16.1 125LB and 150LB, JIS B2220 1OK and so on
2. Medium: water, oil, gas, and so on
3. Working pressure: 10bar/
4. Test pressure: shell: 15bar/24bar seal:11bar/
Product Introduction
|
STANDARD MATERIAL OF MAIN PARTS |
||
|
NO. |
PART |
MATERIAL |
|
1 |
Body |
Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel |
|
2 |
Seat |
NBR, EPDM, VITON, NEOPRENE, NATURAL RUBBER, PTFE |
|
3 |
Stem |
Stainless Steel |
|
4 |
Disc |
Plated Ductile Iron,CF8,CF8M,Aluminum Bronze |
|
5 |
Pin |
Stainless Steel |
|
6 |
Bushing |
PTFE, Bronze |
|
7 |
O-Ring |
NBR, EPDM, VITON |
Features:
1. Small in size and light in weight, easy to install. It can be mounted wherever needed, suitable for various actuators.
2. Simple, compact structure, quick 90-degree on-off operation.
3. Disc has a two-way bearing, and a perfect seal, without leakage under the pressure test.
4. Flow curve tending to straight-line. Excellent regulation performance.
5. Various kinds of materials are applicable to different mediums.
6. Strong wash and brush resistance and can fit in lousy working conditions.
7. Center plate structure, small torque of open and close.
8. Long service life. Standing the test of 10,000 times opening and closing operation.
9. It can be used in cutting off and regulation medium.
10. Disc&stem is fastened by a pin, more stable,
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