ZFV API 609 triple offset butterfly valve. The valve is LUG ends triple offset butterfly valve
* Size : 44''
* Pressure rate: ANSI 150LB
* Type : Double LUG Ends
* Operation : Gear O.P.
* Torque : 36100 N.m
* Valve Structure : Triple Offest
* Disc Seal Type: SS316 + Graphite
* Painting RAL Number: RAL 9004
* Suitable Temperature : -29°C ~ 275°C
* Suitable service : W.O.G.
* F to F length : 300 mm (According to customer requirements)
* Design features:Blow-outproof valve stem
* Body material A216 WCB,
* Disc material A216 WCB,
* Seal material SS316+graphite.
* Shaft:AISI 420
* Origin : WenZhou city ,CHINA
* Design and manufacture API 609
* Face to face dimension API 609
* End flanges dimension ANSI ASME B16.47 Serial A
* Test & inspection as API 598
The worm gear is high quality stardard export type, it have large output torque to open and close valve more convenient. Gear is water proof design to assure valve can be used safely.
ZFV butterfly valve be strictly tested as per API598, shell hydro tested by 3.0Mpa, seat sealing hydro tested by 2.2Mpa, low pressure air tested by 0.6Mpa, testing result 0 leakage .
The coating color of valve is as per customer’s requirement, with special epoxy painting.For the ZFV painting film thickness to non-processing surface of the valve, our company shall carry out as per request. If no detail requirement for this, our company process as per company standard : the prime layer dry file thickness is 30um , the second layer dry file thickness is 20um , the final layer dry file thickness 25um, total 75um.