HB Shell and Tube heat exchangers are manufactured with stainless steel and carbon steel as our standard unit. Our shell and tube, u-tube, heat exchangers are fabricated using the latest design and manufacturing technology available. HBHE quality shell and tube heat exchangers are available in a full range of diameters and lengths. These shell and tube heat transfer devices are engineered to meet to a wide variety of applications. Every shell and tube unit is designed, manufactured, and tested as per the quality requirements of ISO9001- 2000. And for its energy saving characteristic, the products have been widely used in chemical, petrochemical and other industries Specifications: Nominal Diameter: DN200~2000mm; Diameter of exchange tube is Φ 32/Φ 25mm (OD of after forming Φ 42/Φ 32) Nominal Pressure: 0.6 - 6.4Mpa Material: Shell 304, 316L, 316T, 316cUL, 2205, 16MnR, 20, 10; Exchange tube 304, 316L, 316T, 316cUL, 2205, 20, 10, T1, TA Working Medium: Water-water, gas-water, oil-water, oil-oil, etc. Overall Heat Transfer Coefficient: Water-water K=2000 - 3500W/square meter Gas-water K=2500 - 4000W/square meter Other medium shall base on their physical performance and working conditions. Types of exchange tube: Directly bellows exchange tube, U model exchange tube.