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This is an accepted version of this page This is the latest accepted revision, reviewed on 28 January 2025. Manufacturing processes This section does not cite any sources.
Forging is a manufacturing process involving the shaping of metal using localized compressive forces. The blows are delivered with a hammer (often a power hammer ) or a die . Forging is often classified according to the temperature at which it is performed: cold forging (a type of cold working ), warm forging, or hot forging (a type of hot ...
Drawn out: length increases, cross-section decreases 2. Upset: Length decreases, cross-section increases 3. Squeezed in closed compression dies: produces multidirectional flow. Common forging processes include: roll forging, swaging, cogging, open-die forging, impression-die forging, press forging, automatic hot forging and upsetting.
Some of example of forming processes are: Forging; Extrusion; Rolling; Sheet metal working; Rotary swaging; Thread rolling; Explosive forming; Electromagnetic forming; Plastic extrusion; Die forming (plastics)#Process; Food extrusion#Process
Gear manufacturing refers to the making of gears. Gears can be manufactured by a variety of processes, including casting , forging , extrusion , powder metallurgy , and blanking . As a general rule, however, machining is applied to achieve the final dimensions, shape and surface finish in the gear.
Forge welding (FOW), also called fire welding, is a solid-state welding process [1] that joins two pieces of metal by heating them to a high temperature and then hammering them together. [2] It may also consist of heating and forcing the metals together with presses or other means, creating enough pressure to cause plastic deformation at the ...
Forging is a complicated process that involves such processes, as heating, rolling, applying high pressure, hammering and/or combination of these. [9] As a result, the crystal structure of the alloy changes, and as a result the material becomes stronger and more lightweight.
The process leaves ridges in the stock, which may then be flattened out later with the hammer or other tools. "Fullering," more generally, refers to any forging process creating a sharp transition in cross-dimensional area; with care, some types of fullering can be achieved using only hammer and the edge of the anvil (which acts as the fuller).