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29 Cards in this Set
- Front
- Back
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when the shape of the final part is shown in the forging tooling, the process is called
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closed die
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to make a railroad rail or a channel, the process called....would be used
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shape rolling
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when an extrusion is made by forcing the material through a die, the process is called....extrusion
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forward
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when the diameter of a workpiece is decreased locally, the forging process is called
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swaging
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hot forging takes place at a temperature
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above recyrstallization
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when forging takes place by passing a bar between mating rollers with groves cut in them, the process is called
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roll forging
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a right angle piece as shown (L) would be made by the sheet meatl process called
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bending
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grain refinement brought about by hammers or rolling will result in a product called
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wrought
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to make an extrusion with a hole through it, a ...... is fitted to the front of the ram
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mandrel
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the appropriate clearance to use for shearing sheet metal is
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10% of metal thickness
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in sheet metal forming, deformation takes place over the punch in the two processes called .... and ....
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bending and stretching
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to make a hole in a square piece of sheet metal, a process called....is used
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piercing
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to make sheet metal in a steel mill, the process called....is used to change the product from a slab to a sheet
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flat rolling
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a nail or a bolt uses a form of forging called .... to make the shape
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heading
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a crescent wrench handle uses a form of forging called
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closed die
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material that undergoes grain refinement through hammering or rolling is called a
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wrought material
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the extension on a ram to make an extrusion with a hole is called a
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mandrel
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cold working occurs at a temperature
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at room temperature
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a pizza pan is an example of a drawing operation called
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shrink flanging
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the clearance for sheet metal shearing is given as
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10% of metal thickness
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when the forging process called .... is used to increase the diameter of the workpiece
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upsetting
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to make a round disk to be used later from a rectangular sheet of metal, the process ... is used
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blanking
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when steam is used both to raise the forging hammer and to drive it against the workpiece, the process is called
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high energy rate forging
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the one sheet metal deformation process that deforms around the punch and not over the punch is called
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drawing
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in extrusion, when the material is forced around the punch and not though a die, the process is called
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backward extrusion
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to make a cup from sheet metal, the process is called
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drawing
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when a tube is forged between mating rolls to form a new shape for the tube walls, the process is called
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ring forging
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forcing a material through a die using compressive forces is called
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forward extrusion
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the rotary process for bending sheet metal is called
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roll forming
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