20m3 Vacuum Cryogenic Chemical Industrial Liquid Oxygen Nitrogen Argon Storage Tank From China We have more than 17 years of production experience,also haverich exporte experience.We supply Industrial gas(O2,N2,Ar,CO2,LNG etc) filling stations for foreign market more than10 years.Complete gas solutions,can be provided for customers.Of course,total package for the filling station can be done by us. Including installation,comssioining and start-up etc. Technology Parameter Name Parameter Effective Capacity 30M3 Working Pressure 0.8MPa Design Temp -196C (inner tank) Inner Material S30408 Outer Material Q345R Insulation Type High Vacuum powder insulation Fillling Rate 95% Loading medium LO2,LN2,LAr Design Standard a.GB150 b.GB/T 18442< Cryogenic >Insulation Pressure Vessels> c.TSGR0004