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Jul 18, 2024BrazingBrazing is a joining process in which a filler metal is melted and drawn into a capillary formed by the assembly of two or more work pieces. The filler metal reacts metallurgica... -
Jul 18, 2024GrindingGrinding uses an abrasive process to remove material from the workpiece. A grinding machine is a machine tool used for producing very fine finishes, making very light cuts, or h... -
Jul 18, 2024LathesA lathe is a machine tool used principally for shaping pieces of metal, wood, or other materials by causing the workpiece to be held and rotated by the lathe while a tool bit is... -
Jul 18, 2024The Operation Of TurningThis operation is one of the most basic machining processes. That is, the part is rotated while a single point cutting tool is moved parallel to the axis of rotation.Turning can... -
Jul 18, 2024TurningTurning is a machining process in which a cutting tool, typically a non-rotary tool bit, describes a helix toolpath by moving more or less linearly while the workpiece rotates. ... -
Jul 18, 2024MillingMilling is the complex shaping of metal or other materials by removing material to form the final shape. It is generally done on amilling machine, a power-driven machine that in... -
Jul 18, 2024General Metalworking ProcessesMetalworking generally is divided into the following categories, forming, cutting, and, joining. Each of these categories contain various processes. Prior to most operations, th... -
Jul 18, 2024The History Of MetalworkingBy the historical periods of the Pharaohs in Egypt, the Vedic Kings in India, the Tribes of Israel, and the Maya civilization in North America, among other ancient populations, ... -
Jul 17, 2024PrehistoryThe oldest archaeological evidence of copper mining and working was the discovery of a copper pendant in northern Iraq from 8,700 BCE. The earliest substantiated and dated evide... -
Jul 17, 2024The Development Of Carbon Arc WeldingCAW could not have been created if not for the discovery of the electric arc by Sir Humphry Davy in 1800, later repeated independently by a Russian physicist Vasily Vladimirovic... -
Jul 17, 2024Welding Power SupplyA welding power supply is a device that provides an electric current to perform welding. Welding usually requires high current (over 80 amperes) and it can need above 12,000 amp... -
Jul 17, 2024Standards Of WeldingAccording to the American Welding Society (AWS), a WPS provides in detail the required welding variables for specific application to assure repeatability by properly trained wel...
