This International Standard specifies dimensions and materials for welding rings and drain screws situated at the bottom of oil and water tanks.
Oil and water tanks occur as:
— built-in tanks, as an integrated part of the hull structure, and,
— detachable tanks, located in appropriate rooms and compartments.
This standard covers facilities for both instances.
ISO 5483:2003 history
2023ISO 5483:2023 Ships and marine technology — Drain facilities from oil and water tanks
2003ISO 5483:2003 Ships and marine technology - Drain facilities from oil and water tanks
1977ISO 5483:1977 Shipbuilding; Oil and water drain screws