Can anyone point me to a good reference on acceptable cavity bore and spool OD tolerances for a pilot-operated spool moving in a closed-end cavity? The valve body is aluminum, the spool is mild steel. The system typically runs under 1,000 psi with AW-32 fluid.
We're changing vendors on the...
Is there a table or formula available to calculate the relative packing density of spherical particles based on the particle size? (i.e. What is the density of a cubic foot of lead shot in the various shot sizes?)
Can someone who has experience using both QuickCAD and AutoCad R14 tell me if QuickCAD has a command line interface such that an AutoCad R14 user wouldn't get too fouled up switching back and forth between the two programs?