If AutoPIPE is calculating elbow stress indices and two elbows are closely spaces per ASME NB-3683.2A, does AutoPIPE automatically multiply the by the product of the weld in the stress indices (per code requirements)??
Yes AutoPIPE updates the stress indices when the elbows are close together as shown in the following example:
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ASME BPV-III-1-NB, AutoPIPE Nuclear Piping Code FAQ
Bentley AutoPIPE