“…The details of the model of the three-anchor piping system are shown in Figure 32. The branch (Nodes 2, 3, 5, 7) was made smaller than th~· run (Nodes 1, 2, 4, 6,8,9) and elbows were included so that, quoting from -3138 of Code Case 1592, "a small portion of the structure undergoes inelastic strains while th~ major portion of the structt·ral system behaves in an elastic manner ••• In these cases, certain areas may be subjected to strain concentrations due to the elastic follow-up of the rest of the connected structure. "…”