This International Standard specifies the character-istics of interface connections for tank containers complying with ISO 1496-3
Section 1 gives the definitions and the testing and welding requirements for interface connections.
Section 2 gives a range of flange connections for tank containers, type codes 70 to 77 and 85 to 88
Section 31) specifies the dimensions and character-istics of man-hole openings and man-hole lids for tank containers intended to contain liquids or pres-surized dry bulk, with a test pressure not exceeding 600 kPa for containers of type codes 70 to 76 and 85 to 88.
Section 4" specifies the requirements for the interface connection screw threads.
SIS SS-ISO 9669:1992 history
1992SIS SS-ISO 9669:1992 Series 1 freight containers — Interface connections for tank containers