NFK NK-2300V Vacuum Flexible Hose (JIS Flange Type) | Kouei Japan Trading

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 Flange	Stainless Steel
②Tube	Stainless Steel
③End Pipe	Stainless Steel
④VF Flange	Stainless Steel

Nominal diameter	tube ID	tube OD	Thickness	Convolution Height	Pitch	Expansion amount per convolution(mm)	Spring constant(N/mm･convolution)
25A	33.0	44.0	0.2	5.3	6.0	0.5	449
40A	50.5	65.0	0.25	7.0	7.0	0.65	605
50A	66.0	86.0	0.3	9.7	10.0	0.85	484
65A	78.0	100.5	0.3	11.0	11.0	1.0	566
80A	78.0	100.5	0.3	11.0	11.0	1.3	482
100A	103.0	126	0.3	11.2	12.0	1.6	484

Standard specification
Working pressure(inside)	Working pressure (outside)	Bellows Material	Hardware Material	Helium gas leak test
vacuum	Atmospheric pressure	SUS304,316L	SUS304,316L	1×10^-9Torr-ℓ/sec

Flexible Hose, Japan, NFK, Pipe

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

Use

Feature

Materials

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