The practical metal-worker's assistant : containing the arts of working all metals and alloys, forging of iron and steel, hardening and tempering, melting and mixing, casting and founding, works in sheet metal, the processes dependent on the ductility of the metals, soldering, and the most improved processes, and tools employed by metal-workers, with the application of the art of electro-metallurgy to manufacturing processes : collected from original sources, and from the works of Holtzapffel, Bergeron, Leupold, Plumier, Napier, and others ... (1851)
Byrne, Oliver · Philadelphia : H.C. Baird · leaf 56
the work. Thescarfs required for the 6 shut, are made by first upsetting or thicken-ing the iron by blows upon its extremity, to prepare it for the lossit will sustain from scaling off, both in the fire and upon the anvil,and also in the subsequent working upon the joint. It is next rudelytapered… … 1) a c
Metal-work · Electrometallurgy · Metallurgy
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