Sheet Metal - Making A Five - Piece Elbow

Year Published: 1969

Format: 16mm

Sound: sound

Description: Shows the use of patterns and steps in laying out the elbow gores, types of snips and the squaring shear, as they are used in cutting the gores. Explains folding edges of the bar folder, the use of the slip-roll former, making the seams, turning and burring gore edges and the final assembly of the elbow.

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