This will require a DMAP ALTER... I might be able to supply one, but need to know what version of Nastran and what solution sequence you are running. Also, do you want the full stiffness or just the differential stiffness (I'm assuming this is for nonlinear since you used the word loadstep)?
This will require a DMAP ALTER... I might be able to supply one, but need to know what version of Nastran and what solution sequence you are running. Also, do you want the full stiffness or just the differential stiffness (I'm assuming this is for nonlinear since you used the word loadstep)?