Dial Length Comparator
The dial length comparator measures the length changes of hardened cement paste, mortar and concrete prismatic specimens. Its indicator mounts on a sturdy upright support attached to a solid triangular base. The unit includes stationary and movable anvils designed to fit H-3260 gauge studs. As well as cast into test specimens and an invar reference bar. The length comparator accommodates test specimens up to 4″ x 4″ cross section.
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