This standard specifies the manufacturing technical requirements and inspection rules for the main pressure components of marine auxiliary boilers (head, tube sheet, boiler, furnace, header, U-shaped ring, etc.). This standard is applicable to the main pressure components of marine auxiliary boilers with a design pressure not greater than 2.5 MPa and a medium temperature of saturated steam temperature.
CB/T 3922-2002 history
2019CB/T 3922-2019 Manufacturing requirements for pressure components of marine auxiliary boilers
2002CB/T 3922-2002 Manufacturing specification for main pressure parts of marine auxiliary boilers