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Ancient boat building methods can be categorized as one of hide, log, sewn, lashed-plank, clinker (and reverse-clinker), shell-first, and frame-first. While the frame-first technique dominates the modern ship construction industry, the ancients relied primarily on the other techniques to build their watercraft. In many cases, these techniques ...
Ship-building then saw a steady improvement in design techniques and introduction of new materials. Iron was used for more than fastenings ( nails and bolts ) as structural components such as iron knees were introduced, with examples existing in the mid-18th century and from the mid-19th century onwards.
The Chinese are thought to have skipped the bloomery process completely, starting with the blast furnace and the finery forge to produce wrought iron; by the fifth century BC, metalworkers in the southern state of Wu had invented the blast furnace and the means to both cast iron and to decarburize the carbon-rich pig iron produced in a blast ...
A forge is a type of hearth used for heating metals, or the workplace (smithy) where such a hearth is located. The forge is used by the smith to heat a piece of metal to a temperature at which it becomes easier to shape by forging , or to the point at which work hardening no longer occurs.
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FORAN system logo. The FORAN system [1] is an integrated CAD/CAM/CAE system developed by SENER for the design and production of practically any naval ship and offshore unit. It is a multidisciplinary and integrated system that can be used in all the ship design and production phases and disciplines.
Dali, the container ship that felled the Francis Scott Key Bridge in March, was freed on Monday by precision explosive charges that dismantled the span of the roadway that came down on the vessel.