Hardnesses are Brinell Hardness Numbers. The nut manufacturer, at his option, may add other markings to indicate the use of atmospheric corrosion resistant steel. Specifications . ASTM A563 Carbon and Alloy Steel Nuts. ASTM A194/A194M Carbon and Alloy Steel Nuts for Bolts for High Pressure and High Temperature Service.
CE 405:Design of Steel Structures Prof. Dr. A. Varma In Figure 4, My is the moment corresponding to first yield and Mp is the plastic moment capacity of the cross-section. - The ratio of Mp to My is called as the shape factor f for the section. - For a rectangular section, f is equal to 1.5. For a wide-flange section, f is equal to 1.1. Chapter 9 THE MATERIALS SELECTION PROCESSA simply supported beam of rectangular cross section of length 1 meter, width 100 mm, and no restriction on the depth is subjected to a load of 20 kN in its middle. The main design requirement is that the beam should not suffer plastic deformation as a result of load application. Select the least expensive material for the beam from Table 9.2.
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