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In systems that use the inch (Imperial and US customary measurement systems), large ropes over 1 inch (25.4 mm) diameter – such as those used on ships – are measured by their circumference in inches; smaller ropes have a nominal diameter based on the circumference divided by three (as a rough approximation of pi). In the metric system of ...
Hawser (/ ˈ h ɔː z ər /) is a nautical term for a thick rope used in mooring or towing a ship. [1] A hawser is not waterproof, as is a cable. A hawser passes through a hawsehole, also known as a cat hole, [2] located on the hawse. [3]
The three ropes are so tightly wound counter to the weave of the constituent ropes that the fibers are compressed and the individual weaves stressed, sealing out the water and resulting in a length of about 180 metres (100 fathoms), the UK traditional definition of cable length. Using a cable, the raising of the anchor, or any activity ...
In stricter senses, the term wire rope refers to a diameter larger than 9.5 mm (3 ⁄ 8 in), with smaller gauges designated cable or cords. [1] Initially wrought iron wires were used, but today steel is the main material used for wire ropes. Historically, wire rope evolved from wrought iron chains, which had a record of mechanical failure.
Marlinspike derives from the practice of "marling", winding small diameter twine called marline around larger ropes to form protective whippings. [1] The long-billed fish marlin is thought to be named after the marlinspike. [2] Marlin spike gets its name from the small cord called marlin, which is typically tarred and used for the serving of rope.
Rigging comprises the system of ropes, cables and chains, which support and control a sailing ship or sail boat's masts and sails. Standing rigging is the fixed rigging that supports masts including shrouds and stays. Running rigging is rigging which adjusts the position of the vessel's sails and spars including halyards, braces, sheets and ...
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