. Bulletin. Agriculture; Agriculture -- Arizona. Manufacture of Cfment Pipe 89 inches and the capacity of the machine is from 1000 to 2000 feet per nine hours, according to the size. The manufacturers state that they have made internal pressure tests on their machine-made pipe, and found 8-inch pipe to with-. Fig. 13.—Filling the ordinary hand molds with a pneumatic tamper. There are six plants in California where these tampers are used successfully. Stand from 65 to 85 pounds per square inch, 10-inch pipe a maximum of 77 pounds, 16-inch pipe 65 pounds, the pipe being made of 1: 3^ mixture. Th
. Bulletin. Agriculture; Agriculture -- Arizona. Manufacture of Cfment Pipe 89 inches and the capacity of the machine is from 1000 to 2000 feet per nine hours, according to the size. The manufacturers state that they have made internal pressure tests on their machine-made pipe, and found 8-inch pipe to with-. Fig. 13.—Filling the ordinary hand molds with a pneumatic tamper. There are six plants in California where these tampers are used successfully. Stand from 65 to 85 pounds per square inch, 10-inch pipe a maximum of 77 pounds, 16-inch pipe 65 pounds, the pipe being made of 1: 3^ mixture. They state also that tests on 1: 5^4 pipe showed strength about 60 percent of the above figures. The first of these machines w^as installed at Van Nuys, Cali-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original University of Arizona. Agricultural Experiment Station. Tucson : Agricultural Experiment Station, University of Arizona
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Keywords: ., bookauth, bookcentury1800, bookdecade1890, booksubjectagriculture
