Industrial Gas Welded Thermal-insulating Cylinder Industrial Gas Welded Thermal-insulating CylinderThermal-insulating mode: high-vacuum multi-layer thermal insulationSpecification: 175L, 210L, 175HL,210HLWorking pressure: ≤2.3MPaMedium: LOX, LIN, LAr,LCO2It applies to scientific research, chemical, electronic industries.