EK631
For non-sway frames designed on an elastic basis member forces under both vertical and horizontal loading should be determined from a linear elastic analysis of the whole frame.
For non-sway frames designed on an elastic basis member forces under both vertical and horizontal loading should be determined from a linear elastic analysis of the whole frame.
The response of the beam remains linear and elastic almost to the stage when the stress in the extreme fibre has reached the value of the yield stress. From there […]
Poisson’s ratio is the ratio of the transverse to the longitudinal strains under axial stress within the elastic range.
The steel remains elastic while in linear range, and recovers perfectly on unloading. The limit of the linear elastic behaviour is often closely approximated by the yield stress. Beyond this […]
The procedure for limit analysis involves the following: Elastic analysis for ultimate (factored) loads. Redistribution of moments subject to following conditions: Equilibrium shall always be maintained i.e. the sum of […]
Limit analysis involves the process of redistribution of moments which allows the designer to take design moment at support less than that obtained by elastic analysis with corresponding increase in […]
There are two main assumptions for first order plastic analysis: The structure is made of ductile material that can undergo large deformations beyond the elastic limit without fracture or buckling. […]
When the material of a structural component is stressed beyond its elastic limit, the stress will seize to be proportional to the strain, Hooke’s law will no longer apply, and […]
Elastic buckling is a state of lateral instability that occurs while the material is stressed below the yield point.
The loads resisted by the bolts of a group are never equal (in the elastic range) when there are more than two bolts in a line. If the plates be […]
The assumption has been made that the loads applied to a connection are equally divided between the bolts. For this distribution to be correct the plates must be perfectly rigid […]