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NK-2300V Vacuum Flexible Hose (JIS Flange Type)

Product Made in Japan
Model: NK-2300V

NFK flexible hoses have outstanding flexibility of motion and resistance to heat, pressure and earthquakes. They support a wide range of gas and liquid transport lines for transporting substances such as air, steam, gases, water, oils and chemicals.

Use

Adjustment of piping, Lateral deflection, Vibration absorption, Angular deflection
*Do not torque the hose.

Feature

Combination of VG-VF by JIS type.
Applicable tube: CLT(Ultra Soft)
Nominal DIA: 10~100
Length: 200mm~3M
*Please contact us about the length.
Applicable fluid: Gas, Air
*Limited to fluid that not use corrode stainless steel.
Operating temperature: -15~150℃
Operating Pressure FV~0.3MPa
*Allowable leak rate less than 1.33×10-10Pa ㎥/Sec.

Materials

①VG FlangeStainless Steel
②TubeStainless Steel
③End PipeStainless Steel
④VF FlangeStainless Steel
Nominal diametertube IDtube ODThicknessConvolution HeightPitchExpansion amount per convolution(mm)Spring constant(N/mm･convolution)
25A33.044.00.25.36.00.5449
40A50.565.00.257.07.00.65605
50A66.086.00.39.710.00.85484
65A78.0100.50.311.011.01.0566
80A78.0100.50.311.011.01.3482
100A103.01260.311.212.01.6484
Standard specification
Working pressure(inside)Working pressure (outside)Bellows MaterialHardware MaterialHelium gas leak test
vacuumAtmospheric pressureSUS304,316LSUS304,316L1×10-9Torr-ℓ/sec

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