Page 45 - Process Equipment and Plant Design Principles and Practices by Subhabrata Ray Gargi Das

Table 2.5 Typical overall heat transfer coefficient in industrial tubular heat exchangers
(Includes fouling factor).

Typical overall heat transfer
2
Fouling Inside fluid Outside fluid coefficient (W/m K)
Application Hot fluid Cold fluid Minimum Maximum
Water Water 802 1501
Aqueous solutions Aqueous solutions 1422 2844
Organic solvents Organic solvents 102 301
Heat Light oils Light oils 102 398
exchangers
Medium organics Medium organics 114 341
Heavy organics Light organics 171 341
Heavy organics Heavy organics 57 227
Light organics Heavy organics 57 227
Gases Gases 11 51
Water Water 1422 2844
Methanol Water 1422 2844
Organic solvents Water 250 751
Aqueous solvents Water 1422 2844
Light oils Water 353 899
Coolers Medium organics Water 284 711
Heavy oils Water 63 301
Gases Water 23 301
Organic solvents Brine 148 500
Water Brine 603 1200
Gases Brine 17 250
Steam Water 1501 4004
Steam Aqueous solutions (<2 cP) 1137 3981
Steam Aqueous solutions (>2 cP) 569 2844
Steam Organic solvents 500 1001
Steam Light organics/oils 301 899
Steam Medium organics 284 569
Heaters
Steam Heavy organics/oils 63 449
Steam Gases 28 301
Dowtherm Heavy oils 51 301
Dowtherm Gases 23 199
Flue gases Steam 28 102
Flue gases Hydrocarbon vapours 28 102
Continued