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Guide to Metal Fabrication It is not known when man started working with metals, but there is no question that this discovery has held an important place in human society. Basic metalworking was started a long time ago upon the discovery of the seven primary metals. Gold, silver, mercury, copper, lead, tin, and iron are the seven primary metals. Decorative pieces such as jewelry and religious relics made use of these metals, and they were also used for more functional uses like tools, currency, and weapons. Using heat and tools, metalworkers of the early days began crafting many of the object that are very useful to use today. In the passage of time, metal working because more advanced and because more valuable to society. The fabrication of metals and metal alloys (which is a combination of two or more metals) today are being used in almost every commercial industry. Advancements of technology, transportation, agriculture, and construction rely in a great part to metal fabrication. If you construct machines and equipment from raw materials or metals, then you are involved in metal fabrication. Metal preparation, welding, and assembly are usually performed in fabrication businesses or fab shops. The terms machine shop refers to a business that specializes more specifically in cutting, shaping, and assembly of machine parts. Today you can find businesses falling under both categories offering fabrication and machining services. You can find many examples of the work done by fab shops and machine shops like he construction of structural frames, miscellaneous metals for the finishes of buildings like stair railings and ornamental pieces like iron driveway gates. Metal fabrication when done for large construction project undergoes a bidding process and the contractor awards the job. Engineering, cutting and burning, forming, machining, welding, and assembly are the six primary steps for a metal fabrication project.
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For the arrangement of shop drawings and the programming of equipment, metal fabrication will either outsource or have in-house manufacturing engineers and steel detailers. Numerical control (NC) and computer numerical control (CNC) machine tools are the equipment in a fab shop for the sizing of raw materials. Various methods and equipment such as hydraulic brake presses are used when the metal is cut to size and is formed to the desired shape. The process of machining requires that strict attention be given to the engineering drawings and it involves the turning, drilling, and milling of the metal for the purpose of producing the specific parts of the project. During this step they also use NC and CNC machine tools. After machining, the piece are welded together according to instructions. The welding process is a highly specialized skill particularly with sensitive material. The final sep of metal fabrication is assembly and this includes finishing details such as painting and inspection.Learning The Secrets About Pipes