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Instrument Valves

Instrument Valves > Needle Valves > Check Valves >>
Check Valves

check valves are precision machined with designer durability and maximum efficiency to provide high quality  and  low  cost alternatives  in  fluid  and  gaseous  control  systems  of  different applications, to meet the exact standards of our customers growing demands. Available in High Grade Stainless Steel, Bass materials .Variety of end connections includes Male / Female threaded NPT, BSP, BSPT, ISO, DIN and JIS tapered pipe ends

range of Needle valves come in bar stock as well as in forged construction various sizes, sealing styles, end connections and stem types. Main feature of our Needle valves is that its stems are interchangeable with any of its valves of the similar configurations thus resulting in low cost and less inventory.

Material of Construction :

Normally the material that is used for construction of Needle Valve bodies and its various parts is SS 316 or SS 316L, but depending on the application and the system requirements brass, monel, hastalloy can also be used.

  • High working pressures.
  • Different type of end connections viz: Double ferrule type, NPT, BSPT and many other standard connections.
  • Various packing materials are used for different applications depending on requirements, temperature and medium to be moved with hard seat and soft seat design.
  • Colour coded handles.
Check Valves
Pressure / Temperature Ratings

Pressure Rating


316SS – 1/8” to 3/4"- 5000 psig CWP (345 bar)
1” – 3000 psig CWP (207 bar)
Brass – 1/8” to 1” – 3000 psig CWP (207 bar)


Working Temperatures


Viton seal -15° F to 375° F (-26°C to 190°C)
Fluorocarbon Rubber -15° F to 400° F (-26°C to 204°C)
Buna – N Rubbe -30° F to 275° F (-34°C to 135°C)
Neoprene Rubber -45° F to 250° F (-43°C to 121°C)

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Contact us :
Kurat Enterprise
67/69, Jubilee Bldg., Ground Floor,
Opposite Kalyan Bldg., Near Navjeevan Society,
P.B. Marg, Grant Road, Mumbai - 400 008. India
Tel: +9122 2300 2114 Fax: +9122 2300 2114

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Disclaimer : The information contained herein is accurate to the best knowledge and belief of Kurat Enterprise, and specification quoted may change without prior notice. Information contained in this technical literature is believed to be accurate and is offered in good faith for the benefit of the customer. More...

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