... extinguishers Cylinder,include the carbon steel and alloy-steel Cylinder. Portable Dry Powder fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, ... : 18Bar;Test Pressure: 27Bar;Cleint's label can be offered.Portable Co2 fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, 9kg, ... : 174Bar;Test Pressure: 250Bar;Cleint's label can be offered.Portable Foam fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, 9kg, 12kgWorking ...