Design standard: EN12334
Face to face to DIN 3202 F4
Flanges snd drilling to EN 1092-2, DIN 2501, BS4504
Material: DI
Size: DN80-DN4000
Pressure: PN6-PN25
ZD company, a membr of China Valve Technology, Inc. (CVVT Listed in NASDAQ), 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 Hena 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
API 6D certificate ince 2003
GOST certificate since 2010
Our products are sold and installed in:
China ---South East Asia
Europe ---Middle East
America ---Africa
We sincerely welcome all the customer at home and abroad to our company.
