This part of ISO 3004 lays down a recommended range of capacities with related diameters in accordance with ISO 1361, for round open-top general-purpose food cans.
The term "general-purpose food cans" excludes not only cans for meat, drinks, oil and milk (which are covered in parts 2, 3, 4 and 6 of ISO 3004), but also cans for fish and fishery products (which are covered by ISO 3004/51)).
Cans for pet foods are covered by this part of ISO 3004.
All can measurements in this part of ISO 3004 are given in accordance with the requirements laid down in ISO 90/1.