Keep's test for cast-iron : a description of the routine to be pursued by those using this method of testing (1893)
W[illiam] J[ohn] Keep · leaf 15
cil make a mark overthe point of the pencil a to represent thei starting point. See that the beamis free from the arc, and then run theweight out to the 300-pound mark. Fig. iq, when the stress reaches 500pounds step to the forward end of thebeam, loosen the holder from the arc,raise the beam to… … 4T0 bar ♦ let it down until ihe pressure post rests on the test bar. Press the paper holder ike np the slack of the cord 1 pent il under the zero of the diagram. The pencil will rest at h, d bj 5, equals the set of the test bai foi 300 pounds. Run the weight forward again to the 300pound mark, and…
Building materials · Metals · Cast Iron
Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.
