... 1kg, 2kg, 3kg, 4kg, 5kg, 8kg ABC dry powder fire extinguisher 1. Material of cylinder: Carbon steel, stainless steel, ... alloy steel 2. Agent: ABC dry powder 3. Capacity: 1kg, 2kg, 3kg, 4kg, 5kg, 8kg ... Powder Capacity1kg2kg3kg4kg5kg8kgPropellent N2 Working pressure 1.2Mpa Test pressure 2.5Mpa Discharge time8s13s13s13s13s15sStandard3m3m3.5m3.5m3.5m4.5m Portable Fire Extinguisher