Jan 2, 2025 · There are five main types of ship tonnage used in the maritime industry: Gross Tonnage, Net Tonnage, Deadweight Tonnage, Displacement Tonnage, and Lightship Weight Tonnage. Modern tonnage values vary significantly based on ship type.

Ton is any of several units of measure of mass, volume or force. It has a long history and has acquired several meanings and uses. As a unit of mass, ton can mean: the tonne, also called the metric ton, which is 1,000 kilograms (about 2,204.6 pounds) or 1 megagram.

Tonnage is a measure of the capacity of a ship, and is commonly used to assess fees on commercial shipping. The term derives from the taxation paid on tuns or casks of wine. In modern maritime usage, "tonnage" specifically refers to a calculation of the volume or cargo volume of a …

The three types are all a measure of mass (weight) the short ton aka US ton is 2,000/lbs. The long ton aka Imperial (British) ton is 2240 lbs. The third ton is the metric tonne which is, equal to 1000 kilograms, or approximately 2204 pounds.

Mar 21, 2018 · Ship tonnage is a measure of what a ship can carry. The two major categories of ship tonnage are tonnage by w eight and tonnage by volume. + Tonnage by weight, or displacement, is the weight of water displaced by a loaded vessel. This …

This 1920 guide provides a deep dive into five different types of tonnage — Deadweight, Gross, Net, Displacement, and Cargo — explaining their significance in ocean travel, ship classification, and trade logistics.

Dec 29, 2023 · Gross Tonnage (GT) – It measures the volume of closed spaces in a vessel, including the engine rooms, crew accommodation compartments, area for the cargo hold, etc. 1 gross tonnage is expressed as 100 cubic feet.

Several types of tonnage are used in shipping, each of which has a specific purpose within the industry. The gross tonnage measures the total volume of a vessel’s enclosed spaces, including cargo, fuel tanks, and engine rooms.

This 1932 guide explains the five major types of ship tonnage—Displacement, Deadweight, Cargo, Gross, and Net—used in maritime trade. Learn how tonnage affects ship design, cargo capacity, and port fees in this essential resource for maritime historians, genealogists, and …

There are five different kinds of tonnage. Ordinarily, three tonnage terms are commonly used in discussing shipping: deadweight tonnage, gross tonnage, and net tonnage. The other two kinds are displacement tonnage and cargo tonnage.