This standard specifies basic parameters such as the type, nominal diameter, nominal pressure, heat exchange tube specifications, arrangement form, calculated heat exchange area, baffle (support plate) spacing and number of tube passes of fixed tube plate heat exchangers. This standard applies to heat exchangers made of carbon steel, low alloy steel and stainless acid-resistant steel used in the chemical and petroleum industries, and also applies to similar heat exchangers used in other industrial sectors.
JB/T 4715-1992 history
1992JB/T 4715-1992 Type and basic parameter of fixed tube-sheet heat exchanger