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p.150 HAND-FORGING Fig. 95 shows a frame to hold a teakettle and burner. This is an example of forged and welded work. The disk at the bottom is made from sheet brass. Fig. 96 shows a top for a stand or table which is to receive a marble slab between the twisted molding. The molding is fastened to the top with countersunk rivets. The top is first pierced with chisels and hammer; it is then filed and hammered on wood and lead to model it. The opening in the center is cut out in order to allow the sheet to straighten; otherwise it would be winding and could not be straightened. Fig. 97 shows leaves and a rosette hammered from sheet metal and also a leaf with the stem attached and forged from a heavy bar. This is forged by flattening heavy stock and then cutting out the shape of the leaf. It is modeled afterward. A spray of leaves is also shown, based on the growth of the thistle. The leaves are forged separately and welded to a stem. In Fig. 98 are shown three rosettes that have been hammered from No. 20 soft steel. The one in the center consists of three pieces and is to be fastened in position with a bolt, the head of which is covered with the bulb in the center. Raised Forms.—If a disk of sheet metal is heated and hammered over a depression in a block of wood, its edges will turn up in the form of a |
Hand Forging by Thomas F. Googerty