FABRICATION
Metal fabrication is the creation of metal structures by cutting, bending and assembling processes. It is a value-added [1] process involving the creation of machines, parts, and structures from various raw materials. Typically, a fabrication shop bids on a job, usually based on engineering drawings , and if awarded the contract, builds the product. Large fab shops employ a multitude of value-added processes, including welding, cutting, forming and machining. As with other manufacturing processes, both human labor and automation are commonly used. A fabricated product may be called a fabrication , and shops specializing in this type of work are called fab shops . The end products of other common types of metalworking, such as machining , metal stamping , forging , and casting , may be similar in shape and function, but those processes are not classified as fabrication. ...
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