Performance Data:
Body type: Wafer
Size: 2"-32"
Nominal pressure: PN10/PN16
Design standard: API594
Flange connection: DIN2501, BS4504, ANSI125/150
Face to face: ISO5752
Test inspection: API598
Suitable Medium: Water, sewage, etc.
Features:
1. Small in size, light in weight, compact in structure, easy in maintenance.
2. Two torsion springs are used exerting on each of the pair valve plates, which closed the plates quickly and automatically.
3. The quick-close action prevents the medium from flowing back and eliminates waterhammer effect.
4. Easy installation, it can be installed on both horizontal and vertical direction pipes.
5. This valve is tightly sealed without leakage under the pressure water test.
6. Safe and reliable in operation, high-interference resistance.
Zd company is specialized in developing and manufacturing low and middle pressure butterfly valve, ball valve, tilting disc check valve, gate valve and valves in special design.
Zd is member of:
China valve association
The China water association
The henan quality association
We have:
ISO 9001 certificate since 1997
API certificate since 2000
CE certificate since 2002
Wras certificate since 2006
ISO14001 certificate since 2007.
Zd products have been awarded many national patents, evaluated as China quality up to PAR products by China quality inspection association and national technology supervisal intelligence graduate school, and recommended as customer trusting product by China customer protection fund.
Our main products are:
Bi-directional metal seated butterfly valve
Bi-directional rubber seated butterfly valve
Rubber-lined butterfly valve
Eccentric ball valve
Gate valvetilting disc check valve.
Our products are sold and installed in:
China
Europe
America
South-east Asia
Middle East
Africa
Range of sizes: Dn100 up to dn4000mm
Pressure classes: Pn0.1 up to pn64 bar
Type of operation: Hand wheel, gear, electric, pneumatic and hydraulic.
Zd will lead the enterprise to the future with creativity and a modern business plan. We sincerely welcome all the customers at home and abroad to our company.
