nThe grid looks fine enough. If the purpose of the analysis is to simulate normal operation of the crank, you should not need plasticity.nOne thing I learned from your post is to try Flanagan-Belytschko for hourglass control. I didn't know about that when I posted in this discussion:n I noticed in that discussion is how the tool meshed with hex elements had horrible hourglassing,nBut when I remeshed with tet elements, that problem was resolved, at least in the tool.n