I am having some issues with keeping a machined 12L14 shaft straight after machining. The shafe is about 3/8" and a flat of over half the diameter is machined out of a section of the shaft in order to create a spot for a plate to rest on. While not being the best idea to cut over half the mat'l...
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I am using a Superflow 1020 orifice bench and am tasked with correlating results to a much larger 40y/o manometer type orifice bench. The range of pressure on the 1020 is ~0 to -17"h2o and the large bench is something like 0 to -250"h20...