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N High Temperature/Pressure Needle Valve

  • Max. Working Pressure: 413bar

  • DN:6mm、10mm

  • Working Temperature: -40℃~+500℃

  • Body Material:316L Stainless steel

Product details:

N Series Needle Valves for Harsh Working Conditions

 

Uses: applicable to high temperature, high pressure and frequent on/off applications. They may be used for corrosive gases and liquids compatible with the valve material. Type of construction: transmission thread on the outside of the packing; good resistance to heat and pollution

 

Stem seal: combination of packing seal and FPM O-ring
Core construction: non-rotary core made of cemented carbide; long life
Body material: 316L stainless steel where in contact with the medium
Packing seal: graphite-filled PTFE for common type; graphite for high temperature type
Working temperature: -30℃~+200℃ (common type); -40℃~+500℃ (high temperature type)
Max. working pressure: 413 bar for common type (see table below); 350 bar for high temperature type

 

Ordering Information

 

 

Temperature-Pressure Curve

 

 

Female Threaded Needle Valve (NPT) 

 

 

[mm]

Ordering Number DN A L H D M Pressure Rating
[bar]
6N-1/4NPT-SL 6 1/4NPT 70 95 70 M22 413
6N-3/8NPT-SL 6 3/8NPT 70 95 70 M22 413
12N-1/2NPT-SL 10 1/2NPT 79 110 100 M26 413

 

Compression End Needle Valve (directly connected to steel tubes)

 

 

[mm]

Ordering
 Number
DN AD S L H D M Pressure
 Rating
[bar]
K-6N-12S-SL 6 12 2.5 121 95 70 M22 413
K-12N-16S-SL 10 16 3 143 110 100 M26 413

 

Compression End Needle Valve (directly connected to steel tubes)

 

 

[mm]

Ordering Number DN AD L H D M Pressure Rating
[bar]
E-6N-12S-SL 6 12 86 95 70 M22 413
E-12N-16S-SL 10 16 101 110 100 M26 350

Parameters Table:

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