Experimental engineering and manual for testing (1903)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 109
Fig. 65.—Cement Moulds and Briquettes. The form of briquette adopted in the standard Germantests differs from the above in having a distinct necking orindentation at the points of least section. The German formapplied to briquettes of the American size is used in the cement-testing laboratory of… … Fig. 66.—Standard German Briquette. This form of briquette is shown in Fig. ^6^ abed. The formof the briquette is determined by arcs struck from variouscentres in order as follows: o, i, 2, 3, 4, 5, 6, 7 and 8. Theradii bf the arcs are as follows : o^ = 0(^ = o^ = o^ = IJ 122 EXPERIMENTAL…
Building materials · Machinery
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