||Less than 50,000 dwt, mainly used for transportation
of refined products (gasoline, gasoil).
||Approximately 80,000 dwt, which is the AFRA (Average Freight
Rate Assessment) standard. This standard was established to
standardize contract terms with well defined ship capacity.
||Between 125,000 and 180,000 dwt, originally
the maximum capacity of the Suez Canal.
||Very Large Crude Carrier. Up to around 320,000
dwt. Some can be accommodated by the expanded dimensions of the Suez
Canal. The most common length is in the range of 300 to 330
||Ultra Large Crude Carrier. Capacity exceeding
320,000 dwt. The largest tankers ever built have a deadweight
of over 550,000 dwt.