Hardening, Tempering, Annealing and Forging of Steel: A Treatise on the Practical Treatment and Working of High and Low Grade Steel ...N. W. Henley & Company, 1902 - 288 стор. |
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Сторінка 39
... hole in it , after having roughed it down . The best way to anneal such pieces is to pack them in charcoal in an iron box , being sure to have as much charcoal at the sides of the box as at the bottom , in order that the heat shall not ...
... hole in it , after having roughed it down . The best way to anneal such pieces is to pack them in charcoal in an iron box , being sure to have as much charcoal at the sides of the box as at the bottom , in order that the heat shall not ...
Сторінка 43
... to cool over night in the furnace . Annealing Chilled Cast - Iron Dies for Drilling . As drawing and forming dies are often made of chilled cast iron , and as not infrequently holes are required to ANNEALING PROCESSES . 43.
... to cool over night in the furnace . Annealing Chilled Cast - Iron Dies for Drilling . As drawing and forming dies are often made of chilled cast iron , and as not infrequently holes are required to ANNEALING PROCESSES . 43.
Сторінка 44
... holes . To do this , heat the die to a cherry red and let it lie on the coals . Then place a piece of brimstone , circular in shape and a little larger in diameter than the hole to be drilled , on the spot where the hole is to be . Let ...
... holes . To do this , heat the die to a cherry red and let it lie on the coals . Then place a piece of brimstone , circular in shape and a little larger in diameter than the hole to be drilled , on the spot where the hole is to be . Let ...
Сторінка 61
... holes so as to keep the muffle filled with heated air under a slight pressure , which is exerte : around a thermometer stem when the door is closed . The burner is controlled by the air valve A , and the gas valve , G. The connection ...
... holes so as to keep the muffle filled with heated air under a slight pressure , which is exerte : around a thermometer stem when the door is closed . The burner is controlled by the air valve A , and the gas valve , G. The connection ...
Сторінка 67
... holes , V , which being in the center , draw the heat upward from both sides , thus thoroughly heating the roof of the oven , from which the heat is reflected downward . By the proportionate arrangement of all parts of the construc ...
... holes , V , which being in the center , draw the heat upward from both sides , thus thoroughly heating the roof of the oven , from which the heat is reflected downward . By the proportionate arrangement of all parts of the construc ...
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Загальні терміни та фрази
allow bath blades blast blue borax bottom brass burners carbon casehardening cast-iron castings charcoal charred cherry red cold water color cool crack crucible cubic cutting edges cutting tools cyanide diameter drill DROP FORGED drop-forgings emery wheel END MILL evenly finished fire GAS FURNACE grain granulated raw bone grinding hammer hardening and tempering heating chamber Heating Machine hole inches large number LATHE TOOL lead long slide machine steel malleable melting metal method milling cutters muffle necessary obtained operation ounces packing piece of steel pipe plates plunged pounds prevent proper heat prussiate of potash punch purple quench reamers red heat remove rods sal-ammoniac saltpeter screw shape shown in Fig side soft speed spindle spiral springs square Straw yellow surface taper taps teeth temperature thermometer thick thread tool steel tooth rest uniform valve warp welding wrought iron
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Сторінка 195 - Rule. — Multiply the diameter of the driver by its number of revolutions, and divide the product by the number of revolutions of the driven; the quotient will be its diameter.
Сторінка 1 - Hardening, Tempering, Annealing and Forging of Steel. A TREATISE ON THE PRACTICAL TREATMENT AND WORKING OF HIGH AND Low GRADE STEEL. BY Joseph V. Woodworth. 288 pages. With 201 Illustrations. Demy Svo.