400mm DI Reflux Valve DI Disc PN16 ISI LIV-RFV-DI-003 Lehry

400mm DI Reflux Valve DI Disc PN16 ISI LIV-RFV-DI-003 Lehry

 

Lehry Make REFLUX Valve 

• Type: Swing Type
• Body: Ductile Iron (ASTM A 536)
• Disc: DI
• Seat: G.M Seat/RUBBER Seat
• Pr.Rating : PN 16
• End Connection: Flanged Ends
• HYD-TEST PRESS: Body: 24Kg/Cmsq
• Seat: 16 kg/Cmsq.

 

LEHRY Ductile Iron Swing Check Type Reflux Valves Are Strictly Manufactured As per 15:5312 Part-I With
ISI Marked. These Valves Are Generally Used To Maintain Flow Of Water In Only One Direction And Stop The Return
Flow Of water. They Are Self-Operative By Pressure Only. They Are Very Useful To Reduce Water Hammer Effect.

We Can Also Provide External Bypass Arrangement With These Valves Where Designs Are Tested As Per IS: 5312
As Follows

• Swing Check type design
• Rigid And Sturdy Design With Minimum Head Loss
• Long Service Life With Minimum Head Loss
• Suitable For Clear Water Up to 3000ppm & Temp. 85˚C for Rubber And Bronze Seat And Upto 100˚C For (S.S. Seating)

 

Technical Data

Manufacturing Std	IS 5312(Port-I)
End Connection (Part-I)	Flanged to ANSI B16.5 Class 150 Inspection and Testing Std : IS 5312

 

Valve Specifications

P.No.	Nomenclature	Material
1	Body Bonnet & Disc	D.I. (IS 1865 Gr. 500 /7
2	Hinge	D.I. (IS 1865 Gr. 500 /7)
3	Seat Ring	Leaded Tin Bronze
4	Hinge Pin	SS
5	Gasket	Rubber
6	Bolt & Nuts	Carbon Steel IS 1363

 

Accessories

• By Pass Arrangement
• Dashpot Arrangement (350mm and above)
• Drain Plug
• Strainer

 

Hydrostatic Test. Pressure

PN Rating	Body	Seat
16 Bar	24 Bar	16 Bar

 

Directions for Use 

Solid Line : alve Completely Open