Double Flanged Retainerless Type Dual Plate Check Valve

Double Flanged Retainerless Type Dual Plate Check Valve

 Dual Plates Check Valve got features of short length, small volume, light weight. The disc could be shut off in very short time, the pressure of water hammer is small. The type check valve could be both installed in vertical or horizational direction.

   The flowing channel is easy and smooth, the fluid resistance is small, the resistance coefficient is 2.6~0.7, the coefficient become smaller when the valve size get bigger. The valve also got excellent sealing, the disc is with short traveling stroke. The impact of the valve is small.

PRODUCT DETAILS

To API594
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.

Product Features

Resilient Buna-N or EPDM Seat

Upper and lower PTFE thrust washers

Wafer body style fit between FF or RF flanges

Torsion springs assist valve closure, preventing flow reversal

Thrust washer reduce friction and wear of valve plate hinges

Corrosion protection
nside and outside epoxy coating
Applicable temperature: -196-540 different raw material for different work temperature
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)
About this product:
H46H/H46W/H46X-10-40C/P/R.

Sizes: 1/2" - 48" ,DN15- DN2800

Pressure Rating: Class150 - Class2500,PN16 - PN420

working temperature: -196~540 degree Celsius.

Material: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M, etc.

PRODUCT:

WORKSHOP

PACKING

FAQ:

Q:Why choose us ?
A: we are a manufacturer, we have been manufacturing check valve more than 20 years.

Q. what is your payment term? 
 A: T/T 30% down payment, balance to be paid before shipment. or L/C.
 
Q:Can we print our logo on your products?
A: yes, we offer OEM/ODM service, we support the customized logo, size, package,etc.
 
Q: what is your main market?
A: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
 
Q: Can I get samples from your factory?
A: Yes, Samples can be provided.
 
Q: If products have some quality problem, how would you deal with?
A: We will responsible for all the quality problems.



We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience,we assure you,

Naibang will be one of your best parters in China.