Pipe end type of vacuum


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


This product is both ends of pipe, this can connect the flare less joint.
Applicable tube: CLT(Ultra Soft)
Nominal DIA: 3.18~12.7mm
Length: 100mm~3M
*Please contact us about the length.
Applicable fluid: Gas, Water, Air
*Limited to fluid that not use corrode stainless steel.
Operating temperature: -196~300℃
Operating Pressure FV~0.1MPa
*Allowable leak rate less than 1.33×10-10Pa ㎥/Sec.


①Pipe Stainless Steel
②Tube Stainless Steel

View Steel Types

Pipe end Tube
Nominal diameter pipe OD pipe ID Pipe length Nominal diameter tube ID tube OD Pitch Convolution Height Thickness Bending Radius (Fixed)
1/8B 3.18 1.6 15 3A 3.5 5.0 0.8 0.7 0.1 25
1/4B 6.35 4.5 20 6A 5.5 8.5 1.6 1.4 0.15 25
3/8B 9.52 7 25 10A 10 13.5 2.5 1.6 0.15 25
1/2B 12.7 10 30 15A 12.5 16.5 2.8 1.9 0.15 40
Standard specification
Nominal diameter Working pressure(inside) Working pressure (outside) Tube material Hardware Material Helium gas leak test
3A~6A vacuum Atmospheric pressure SUS316L SUS316L 1×10-9Torr-ℓ/sec以下
10A~15A vacuum Atmospheric pressure SUS304,316L SUS316L 1×10-9Torr-ℓ/sec以下


Insulating Jackets/Glass cloth [GB]


This cover is made of glass fiber. It prevent heats from outside and inside.