No coin nor oath required. For personal study only.
Commission and were based on research in the Bureau's laboratories.
The history of the standard values is discussed.
Considerable attention is given to the subject of wire gages, including a brief history of their development, trend of practice at the time the Circular was prepared, and a detailed consideration of the American wire gage.
The tables are comprehensive and include, besides tables giving the relations of resistance, length, and mass for standard sizes, tables of standard resistivities and temperature coefficients, wire gages, cables, and aluminum wire. The data are duplicated in English and metric units.
π SIMILAR VOLUMES
In this experimental work, the splitting tensile strength and the modulus of elasticity are studied for selfcompacting concretes of different ages. At the same time, its porous structure is analysed, since this aspect is directly related with mechanical properties of the material. Eight different co