Experimental engineering and manual for testing. For engineers and for students in engineering laboratories (1906)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & Sons; [etc., etc.] · leaf 214
aving 20 meshes per lineal inch before testing to remove lumps.In obtaining a sample from barrels or bags, an auger or sampling-iron reaching to the centre should be used. A chemical analysis, if required, should be made in accord- § II8.] TESTING MATERIALS OF CONSTRUCTION. 183 ance with the… … Pig. 99.—Le Chateliers Specific-gravity Apparatus. 120 cu. cm. (7.32 cubic inches) capacity, the neck of which is about20 cm. (7.87 inches) long; in the middle of this neck is a bulb(C), above and below which are two marks (F and E); thevolume between these marks is 20 cu. cm. (1.22 cubic inches).…
Building materials · Machinery
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