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Non Return Valve

Name: Non Return Valve
Brand: SAHYADRI INDUSTRIAL TRADERS
Price: 1500-50000 INR
Availability: InStock

Price 1500-50000 INR/ Piece

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MOQ : 1 Piece

Non Return Valve Specification

Connection Type
Flanged, Screwed/Threaded, Socket Weld, Butt Weld

Features
Corrosion Resistant, Leak Proof Body, Maintenance Free

Control System
Manual/Automatic (Depending on Specification)

Valve Size
1/2 (15mm) to 12 (300mm)

Material
Cast Iron, Stainless Steel, Brass, Bronze, PVC

Valve Type
Check Valve / Non Return Valve

Application
Industrial, Water, Oil, Gas, Chemical Processing Systems

Structure
Swing or Lift Type

Sealing
EPDM/NBR/PTFE, Metal to Metal

Type
Non Return Valve

Power
Manual

Pressure
PN10/PN16 (10 bar/16 bar) or as specified

Media
Water, Oil, Gas, Steam

Port Size
15 mm to 300 mm (1/2 to 12)

Temperature
-10C to 200C (depending on material)

Disc
Swing/Lift Disc

Pin
Single or Double Pin

Flow Direction
Uni-directional

Color
Blue/Customized

Standards
ISO, ASME, API

End Connection Standard
ANSI, DIN, JIS, BS

Body Finish
Painted/Coated or Polished

Seat Type
Metal Seated/Soft Seated

Mounting Orientation
Horizontal or Vertical

Test Pressure
1.5 x Rated Pressure

Face to Face Dimension
As per DIN/ANSI Standard

Operation
Automatic Flow Controlled

Non Return Valve Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
20 Pieces Per Day

Delivery Time
1 Week

About Non Return Valve

Our provided Non Return Valve allows a medium to flow in only one direction. It is fitted to ensure that a medium flows through a pipe in the right direction, where pressure conditions may otherwise cause reversed flow. This valve is two-port valve which has two hole in the body used as one for fluid to enter and the second for fluid to exit. Our offered valve is checked by our quality controller on different quality parameters before delivering to our valued customer ends. This Non Return Valve is a mechanical device which allows liquid to flow without any hassle and permits forward streams to pass direct.

Versatile Design and Robust Construction

Non Return Valves are engineered for adaptability, catering to a wide range of end connection standards including ANSI, DIN, JIS, and BS. Built meticulously from premium materials such as stainless steel, cast iron, brass, bronze, or PVC, these valves are suitable for diverse environments. Their corrosion-resistant finishes, combined with leak-proof body designs, contribute to prolonged service life and operational reliability even under demanding industrial conditions.

Superior Performance for Critical Applications

Designed for consistent, automatic flow control, these NRVs operate efficiently across varied pressures (PN10/PN16) and temperatures (up to 200C based on material selection). The metal or soft seat options and a selection between swing and lift mechanisms ensure optimal sealing and performance. They are relied upon in water supply, oil and gas pipelines, chemical plants, and steam systems, minimizing operational risks and maintenance needs.

FAQs of Non Return Valve:

Q: How is a Non Return Valve with ANSI, DIN, JIS, or BS end connections installed?

A: Non Return Valves with ANSI, DIN, JIS, or BS end connections can be installed in either horizontal or vertical piping systems. The connection type (flanged, screwed/threaded, socket weld, or butt weld) should match the piping standard in use. Always ensure that the flow arrow marked on the valve body corresponds with the actual desired flow direction.

Q: What applications are suitable for these Non Return Valves?

A: These NRVs are ideally used in industrial setups, water distribution systems, oil and gas pipelines, chemical processing plants, and steam lines, owing to their corrosion resistance and reliable leak-proof design. They efficiently prevent backflow, safeguarding pumps and equipment in these environments.

Q: When should you choose a metal-seated vs. a soft-seated Non Return Valve?

A: Metal-seated valves are recommended for high-temperature and abrasive applications, providing durability and resistance to wear. Soft-seated options (EPDM, NBR, PTFE) are preferred when tight shut-off is critical, especially in lower-pressure or non-abrasive services.

Q: Where can these valves be mounted within a piping system?

A: Thanks to their flexible mounting orientation, these valves can be installed in both horizontal and vertical pipelines. This versatility allows system designers to adapt the valve to various layouts without compromising performance.

Q: What is the process of flow control in these automatic Non Return Valves?

A: The operation is automaticwhen fluid flows in the intended direction, it pushes the valve disc (swing or lift type) open. If the flow reverses, the disc returns to its seat, blocking backflow and ensuring single-direction flow.

Q: How does the valve ensure reliable sealing and prevent leakage?

A: Valves come with options for metal-to-metal or soft-seated (EPDM, NBR, PTFE) seals. The robust body ensures leak-proof performance, while quality sealing materials prevent leakage, even under high pressure or variable temperature conditions.

Q: What are the key benefits of choosing this Non Return Valve for your system?

A: Selecting these NRVs offers advantages such as easy installation, low maintenance, durability, and compliance with multiple global standards. Their automatic operation and corrosion-resistant build make them highly reliable, reducing downtime and maintenance costs in the long term.

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