SS316L Stainless Steel No Reversing Flow Nrv Valve

• Media: Water
• Temperature: Ordinary Temperature
• Material: Stainless Steel
• Pressure: Ordinary Temperature
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Reversing
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Shrink Wrap-Carton Case Exporting Plywood Case
• Specification: 3/4"~6", DN20~DN150, 19mm~152.4mm
• Trademark: LFV
• Origin: Made in China
• HS Code: 8481804090
• Production Capacity: 5000

Product Description

Product Description

        Sanitary Stainless Steel Weld Type Non Return Check Valve

APPLICATION
Check valve is for prevents the fluid from flowing back and ensures to flow in only one direction.
It can be used to prevent the flow less from returning avoid pipe hammering.
It is used in the food processing, beverage,wine,oil,cosmetics,pharmaceutical and chemical industries.

OPERATION PRINCIPLES
The valve open when the pressure of the fluid exceeds the pressure to spring, when the two pressure are equalised,the valve close.A stronger counter pressure also makes the valve close. 

Product Parameters

 

SPECIFICATION

Product name	Sanitary Check Valve with Middle Clamp
Body Material	AISI 304 or 316L (1.4301 / 1.4404)
Seat Material	Silicone (default)
Seat Options	EPDM or Viton (FPM)
Max. Working Pressure	145psi (10bar)
Cracking Pressure	4.35psi (0.3bar) for DN25 2.9psi (0.2bar) for DN32-40 1.45psi (0.1bar) for DN50-100
Working Temperature	EPDM: 14 ~ 248°F (-10 ~ 120°C) Silicone: -58 ~ 356°F (-50 ~ +180°C) Viton (FPM): -22 ~ 428°F (-30 ~ +220°C)
Sterilization Temperature	150°C (302°F), Max. 20 min
Internal Finish	Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.
External Finish	Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.
End Connections	butt-welded, sanitary tri-clamp, threa

Design Features

1.Vertical and horizontal design
2.No dead space and crevices
3.Fits to sanitary stainless steel tubing
4.FDA-approved elastomer materials: EPDM, Silicone, Viton (FPM).
5.Sanitary surface finish, available with Ra < 0.4µm or EP (SF1 and SF4)
6.A wide selection of different end connections

  
Connection: 
Clamped, welded and threaded,flanged etc. 

Packaging Details: 
Bubble pack for each valve.
Outside packing is by carton or plywood case.
Other related Product

 

 

Company Profile

                                   Product Quality Control Center 

Packaging & Shipping

FAQ

1.Do you provide OEM/ODM services ?

Yes, we have a professional team for product design, R&D, package design, quality control.
and provide one-stop-shop service for the products from designing, developing, prototyping, tooling, producing to shipping.
Our engineers have 5-15 years working experience to make solutions for you.

2. What about the lead time?
Usually it's about 15-20 days.  We can expedite the time if necessary.

3. Do you accept customized package and logo?
Yes, Custom colors and labels require up to a thousand products

4.What is your payment terms?
We accept 30%T/T in advance,the balance should be paid in the period of shipment we also accept cash, L/C is available.

5.  How can I get some samples?
We are willing to offer small qty of samples free of charge, but you are expected to afford the freight cost.

6.Can you mark the materials as our requirements?

Yes,we can mark as per customers's requirements if it is reasonable.

7.Can you provide us the testing report?

Yes,we can provide the required material report like material certificate,mill certificate,pressure testing report and roughness report ,measurement report,hardness report.etc.

8.Which port is the nearest port for shipment?
Ningbo port is preferred.Shanghai port is also close from our factory.