Non Return Valve
Non Return Valve

Non Return Valve

Price 800.0 INR/ Pair

MOQ : 100 Pairs
 

Non Return Valve Trade Information

  • Minimum Order Quantity
  • 100 Pairs
  • Supply Ability
  • 100 Pairs Per Month
 

About Non Return Valve

A valve is an object or device that controls or regulates the flow of liquids or gases in a particular object. Instrumentation Check Valve is one such type that prevents the pumps from damage caused by the reverse flow of the liquids of gases due to reduction in pressure. Hydraulic Check Valve is the simplest form of valve that prevents the backward flow of the substance flowing through the pipe or valve. When the pressure in the hydraulic line parallel to the Inline Check Valve reaches the cracking point it opens up to prevent it from cracking. This is the reason check valve manufacturers in India recommend this Non-Return Valve.

BRAND NAME DELIXIN-LOK
INSTRUMENTATION
VALVES SIZE
1/8" TO 2" / 6 MM TO 50 MM
CONNECTION THREADED, TUBE END, SOCKET WELD END, FLANGE END
THREADS NPT, BSPP, BSPT, METRIC, JIC, UNF
FLOW PATTERN STRAIGHT
INSTRUMENTATION
VALVES BODY SHAPE
HEXAGON
PRESSURE RATING 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI, 20000 PSI
CRACKING PRESSURE 0.5 BAR
INSTRUMENTATION
VALVES ORIFICE SIZE
2 MM TO 40 MM
TYPE POPPET TYPE, SPRING TYPE
MEDIA HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL
MEDIA TEMPERATURE (-50* C TO 350*C ) RANGE AS PER PRESSURE
BODY TYPE BAR STOCK, FORGED
INSTRUMENTATION
VALVES PACKING DETAILS
BOX PACKING, WOODEN PALLET
EQUIVALENT BRANDS SWAGELOK, PARKER, STAUFF, DK-LOK, HAMLET, OLIVER VALVES, HOKE
INSTRUMENTATION
VALVES MATERIAL
SS 304, SS 316, SS 316 TI, BRASS, COPPER, CS, DUPLEX, SUPER DUPLEX, INCONEL, MONEL, HASTELLOY, SMO 254, ALLOY 20, TITANIUM, 904L & ALL OTHER ALLOYS

NRV- Valve also known as a check valve is the same and carries out the same function i.e allowing the fluids to flow in a single direction. Similarly, one other type is the Spring Check Valve that divides the seat into upstream and downstream. The spring surface applies pressure that holds together the valve sealing surface. A Poppet Check Valve is used as a checking point that helps in closing the flow before the flow reverses. This helps in eliminating water hammers also known as hydraulic shocks. Swagelok Check Valve is widely used in high purity applications since they provide an array of adjustable and fixed cracking systems.

check valve Swagelok can be used in a wide range of applications ranging from control system flow to general services. In places where space is a major concern positive shutoff and plug valve delivery is one of the most used devices.

The DELIXIN-Lok Check Valve manufactured by us is pressure tested hydrostatically at working pressure that is 1.5 times the allowable pressure. Parker Check Valve is usually fitted upstream and has a blow-out resistant seat design. hy lok check valve is available in 3 different types stop, ball and piston.





Superior Flow Control for Demanding Applications

Engineered for high-pressure environments, this non return valve offers precise flow regulation and reliable shut-off. The needle structure ensures accurate control, minimizing potential backflow and enhancing operational safety. Its compact form factor makes it ideal for installations where space is limited, all while handling a wide range of fluid temperatures.


Versatile and Durable Needle Valve Design

The needle-type non return valve is manufactured with durability in mind, capable of functioning reliably in temperatures from -20C up to +220C. The 1/2" NPT-F port size guarantees compatibility with standard piping systems, making it a versatile solution for various industrial applications.

FAQ's of Non Return Valve:


Q: How does the needle structure in this non return valve benefit high-pressure flow control?

A: The needle structure enables precise regulation of fluid flow and secure shut-off, ensuring minimal leakage and improved flow control in high-pressure systems. This design is particularly effective for applications requiring fine adjustment and reliable prevention of backflow.

Q: What applications are most suitable for this non return valve?

A: This valve is ideal for high-pressure shut-off and flow control tasks in industries such as oil & gas, chemical processing, and power generation, where temperature extremes and robust performance are crucial.

Q: When should this non return valve be used over other types?

A: It is best utilized when precise flow control and reliable shut-off in high-pressure scenarios are required, especially where temperature variations demand durable and heat-resistant components.

Q: Where can this non return valve be installed?

A: The valve can be installed in pipelines or equipment with a 1/2" NPT-F connection, making it suitable for both new and existing industrial setups needing enhanced flow regulation.

Q: What is the process for installing this non return valve?

A: To install, ensure the system is depressurized, align the valve with the 1/2" NPT-F port, and secure it using appropriate wrenches. Check for leaks after installation by gradually applying pressure.

Q: How should the valve be maintained during operation?

A: Regular visual inspections, periodic cleaning, and checking for signs of wear or leakage will help maintain optimal performance. It is advisable to follow the manufacturer's maintenance guidelines for extended service life.

Q: What are the key benefits of using this non return valve?

A: Key advantages include precise flow control, adaptability to varying temperatures, robust construction, and reliable prevention of backflow-all essential for maintaining the safety and efficiency of industrial operations.

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