... Seamless Steel Medical Oxygen Cylinder for hospital use related valve available for choice Item Code: JC1109-1Item Name: Seamless Steel Medical Oxygen CylinderDescriptions:1) ... material: 37Mn, 30CrMo; 2) water capacity: 2L, 2.5L, 3L, 3.4L, 4L, 4.5L, 5L ... , 7L, 8L, 9L, 10L, etc;3) diameter: 108-140mm;4) height: 330-840mm;5) weight: 3.2-13.5kgs;6 ...