Points for buyers and users of tool steel: being a general review of the main sources of trouble met with by consumers of tool steel, also containing suggestions about how to avoid them ...

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D. Williams Company, 1903 - House & Home - 224 pages
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Page 225 - ... one-half the given size, and multiply its capacity by 4; or one of one-third its size, and multiply its capacity by 9, etc.
Page 100 - Ij" square is a convenient size) in the jaws of a milling machine, in such a position that the saw of the machine will cut nearly quarter through at one end, and about three-quarters through at the other. Then round the corners of the groove, and cut out the bottom to a " V " shape. Now submit the piece to a tapering heat, as in the Metcalf test, taking care that the overheating is done on the end least penetrated by the...
Page 5 - Y this work is designed for those who have not had 1 the benefit of a technical education so as to enable them to extract from the numerous books that have been written on this subject the information which we have attempted to give in plainer language.
Page 199 - Up to the present time there seems to be no disposition on the part of...
Page 138 - This is true to a certain extent, but it must be borne in mind that...
Page 72 - Indeed, it is plainly apparent that \ve are on the eve of a complete revolution in shop practice that will necessitate the use of more powerful machinery and a complete change in the time honored methods.
Page 137 - ... and it would not be mentioned here if it were not for the...
Page 223 - The US Standard Gauge is the one commonly used in the United States.
Page 201 - ... run at a speed of one hundred and fifty feet per minute, with oil as a lubricant, milling steel of 1.
Page 218 - Sizes in Inches Weight in Lbs. Weight in l,bs. Sizes in Inches Weight in I,bs.

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