Specifications: Cylinder Size: 3L, 6L, 8L, 10L, 12L, 35L, 40L, 60L Nominal Capacity: (L)40 Height(mm): 1040 Weight(kg): 40 Nominal Diameter(mm): 250 Outside Diameter (mm): 258 Limited Filling Pressure(15c) (Mpa): 1.56 Hydrostatic Test Pressure (Mpa): 5.2 Hydrostatic Test Pressure (Mpa): 5.2 Filling weight of Acetone(kg): 13.6 Filling weigh of Acetylene(Kg): 6.8 Ambient Temperature (ºC): under 40 Material Properties: Compressive Strength (N/mm2): 1.8 Porosity: 90~92% Volume Density (g/L): 270 Shoulder Axia Gap (mm): 2.5 Tests Passed: 1. Falling and tempering test. 2. Fire test. 3. Water bath.heating-up test. 4. Operation performance test.