 | Ernest McCullough - Structural analysis (Engineering) - 1917 - 312 pages
...true. A generation ago when steel was stressed to 16,000 Ibs. per square inch it was said to have a factor of safety of 4, based on the ultimate strength of the steel, 64,000 Ibs. per square inch. To-day the factor of safety is based on the elastic limit, and... | |
 | Ernest McCullough - Structural analysis (Engineering) - 1926 - 424 pages
...true. A generation ago when steel was stressed to 16,000 Ibs. per square inch it was said to have a factor of safety of 4, based on the ultimate strength of the steel, 64,000 Ibs. per square inch. To-day the factor of safety is based on the elastic limit, and... | |
 | Administrative law - 1982 - 686 pages
...torsion stress, bending moment, and acceleration stress, for the loaded vehicle as a unit, using a factor of safety of 4, based on the ultimate strength of the material and on a 2 "g" longitudinal and lateral loading and 3 times the static weight in vertical... | |
 | Rajendra Karwa - Machine design - 2002 - 774 pages
...in making assumption at the start of design), and p¿ = pressure of the steam. The codes recommend a minimum factor of safety of 4 based on the ultimate strength. Hence, a factor of safety of 5 may be used. Initially, the efficiency in the Eq. (8.9) may be taken... | |
 | Administrative law - 1998 - 1100 pages
...bending moment, and acceleration stress, for the loaded cargo tank motor vehicle as a unit, using a factor of safety of 4, based on the ultimate strength of the material and on a 2 "g" longitudinal and lateral loading and 3 times the static weight In vertical... | |
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... any) and all piping conveying fuel in suspension in air exceeds 100 cubic feet all such piping shall be at least equal to the requirements of Paragraph 26, Specification No. 2, and all mixing and separating chambers shall either be constructed for... 