ZFV ISO butterfly valve. Valve shown above is wafer-style triple offset butterfly valve, products features as below :
* Size : DN250
* Pressure Rate : PN16
* Connection : Wafer
* Operation : bare shaft with top flange
* Torque : 960/N.m
* Cv figure in full open position : 2500
* Origin : Wenzhou
* Application : Industy
* Material : body material A216 WCB,
disc material A351 CF8,
seal material laminated SS+graphite.
stem material 17-4PH
* Standard : ISO standard
ZHENGFENG VALVES is one of professtional butterfly valve manufacturer, we produce high quality flanged butterfly valve , wafer end butterfly valve, lug end butterfly valve, butt welded butterfly valve.
Availabe manufacturing standard include API, DIN, JIS, GOST, EN, ISO, GB and so on, also produce special standard valve by customer's order. Available pressure rate include class 150 - class 1500, PN6 - PN150, available dimension from 2'' - 80'', DN50 - DN2000. Available material include carbon steel, stainless steel, alloy steel and so on.