Pressure vesselProduct DescriptionPressure vessels are extensively applied as a kind of equipment that plays an important role in many industries relating to national economy such as petrochemical industry, energy industry, scientific research and military industry. Pressure vessels are easily exploded and burned, therefore endangering the safety of personnel, equipment and properties and causing environmental pollution accidents due to sealing, bearing, medium and other causes. Grades of pressure vessels undertaken by JIEMA: D1 (Type I pressure vessels)D2 (Type II low and medium pressure vessels) Pressure vessel products manufactured by JIEMA: Heat-exchange pressure vessels:Volume heat exchanger and shell-and-tube heat exchanger, etc.Reaction pressure vessels:Reaction kettle, decomposition boiler, decomposition tower and synthesizing tower, etc.Separation pressure vessels: Separator, absorption tower, drying tower and steam distribution header, etc.