Ed Huntress wrote: 3/4" iron pipe threads produce 32,450 ksi inverted shear
strength. That is, assuming you've torqued the joint to a value between 86.5
and 86.6 ft-lb, backed off a half-turn, and re-tightened by 11/16 of a turn.
^^^^^^^^^^^^^^^
Ed, I looked in the index of Machinery's Handbook, and couldn't find this.
So I turned all the pages, and STILL couldn't find it. I KNOW this will
come up again, so I'd love to know to look for it. Please hurry. I'm
holding my breath.