. Factory and industrial management. CASKEY PNEUMATIC PUNCH IN tool is also adapted to be used for riveting, with necessary changes in details of con-struction. F. F. Slocomb & Co., Wilmington, Del. the cost of hand-forged dogs and of far greater strength than the cast-iron dogs in common use. HydrauHc presses, in conjunction with dies or formers, (which aresimply moulds of the shape required for any part of the boiler) areused for this work, although in some shops plain flanged heads of boil-ers and dished shapes are spun up, as it is called, in the same way thatwork is spun up
. Factory and industrial management. CASKEY PNEUMATIC PUNCH IN tool is also adapted to be used for riveting, with necessary changes in details of con-struction. F. F. Slocomb & Co., Wilmington, Del. the cost of hand-forged dogs and of far greater strength than the cast-iron dogs in common use. HydrauHc presses, in conjunction with dies or formers, (which aresimply moulds of the shape required for any part of the boiler) areused for this work, although in some shops plain flanged heads of boil-ers and dished shapes are spun up, as it is called, in the same way thatwork is spun up in a lathe. Any thickness of metal is handled, up to MODERN BOILER-MAKING PRACTICE. 29. HYDRAULIC FLANGING PRESS. HENRY BERRY & CO., powerful machine made for the Leeds Forge Co. LEEDS. one inch and over, the heating- being done in closed furnaces insteadof open fires. The large steel mills now furnish flanged heads of alldiameters, from ^/^g of an inch thick and 12 inches diameter, up to120 inches diameter by i inch thick, having flanges 5 inches deep; thebeauty of the mill-flanged heads lies in their exactness to size, round- 30 THE ENGINEERING MAGAZINE.
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Keywords: ., bookcentury1800, bookdecade1890, booksubj, booksubjectengineering
