... example of a two-passfixed-tube exchanger is shown in Figure 3 -2. 56 Design of GAS-HANDLING Systems and Facilities Figure 3-9. Heat exchanger components (continued). (From ... BurnerBtu/hr100,000 25 0,000500,000750,0001,000,0001,500,000 2, 000,000 2, 500,0003,000,0003,500,0004,000,0005,000,000Table 2- 12 Sizes and Minimum DiameterMinimum Diameter-in. 2. 53.95.56.77.89.511.0 12, 313.514.615.617.4* 42 Design ... areincluded in Table 2- 12. 48 Design of GAS-HANDLING Systems and Facilities In an indirect bath heat exchanger, the heating medium provides healto an intermediary fluid, which...