 | George Ripley, Charles Anderson Dana - 1859 - 806 pages
...different lengths, but definite sizes, differing for different tools ; it is heated to a red heat, cut of the requisite length, and the eye which is to receive...is then reheated, and pressed between concave dies till it assumes the proper shape. The Spanish axe is made by the old process of hammering out the bar... | |
 | 1864 - 622 pages
...annually into tools. In the most recent process, hammered bar iron is heated to a red heat, cut of the requisite length, and the eye, which is to receive...concave dies, until it assumes the proper shape. It ia now heated, and grooved upon the edge, to receive the piece of steel which forms the sharp edge.... | |
 | Charles Louis Flint, Charles Francis McCay, John C. Merriam, Thomas Prentice Kettell, Linus Pierpont Brockett - 1870 - 642 pages
...annually into tools. In the most recent process, hammered bar iron is heated to a red heat, cut of the requisite length, and the eye, which is to receive...adhere to the iron, borax is used. This acts as a so; to clean the metal, in order that it may a here. At a -white heat, it is welded and drawn out to... | |
 | 1871 - 668 pages
...annually into tools. In the most recent process, hammered bar iron is heated to a red heat, cut of the requisite length, and the eye, which is to receive...concave dies, until it assumes the proper shape. It is HOW heated, and grooved upon the edge, to receive the piece of steel which forms the sharp edge. To... | |
 | Charles Henry Eden - 1873 - 256 pages
...different lengths, but of certain fixed sizes for different tools ; it is heated to a red heat, cut of the requisite length, and the eye which is to receive...shape. It is now heated and grooved upon the edge, receiving in that groove the piece of steel which forms the sharp edge ; borax is used as a flux, and... | |
 | George Ripley, Charles Anderson Dana - 1873 - 836 pages
...it is heated to a red heat, cut of the requisite lenzth, and the eye which is to receive the liamlle punched through it ; it is then reheated, and pressed between concave dies till it assumes the proper shape. The Spanish axe is made by the old process of hammering out the bar... | |
 | George Ripley, Charles Anderson Dana - 1879 - 836 pages
...different lengths, but definite sizes, differing for different tools ; it is heated to a red heat, cut of the requisite length, and the eye which is to receive...is then reheated, and pressed between concave dies till it assumes the proper shape. The Spanish axe is made by the old process/>f hammering out the bar... | |
 | George Ripley, Charles Anderson Dana - 1883 - 852 pages
...different lengths, but definite sizes, differing for different tools ; it is heated to a red heat, cut of the requisite length, and the eye which is to receive...is then reheated, and pressed between concave dies till it assumes the proper shape. The Spanish axe is made by the old process of hammering out the bar... | |
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iron, and 200 tons of cast steel, are by' machinery wrought annually into tools. In the most recent process, hammered bar iron is heated to a red heat, cut of the requisite length, and the eye, which is to receive the handle, punched through it. It is... 