Volume Change Apparatus ASTM C-157

It is used for determination of volume change of set cement concrete.

The apparatus comprises the following :-

One frame consisting of a base, two pillars and a cross bar.
One dial gauge 0.002 mm x 5 mm travel.
One specimen mould for 100 mm x 100 mm x 250 mm effective gauge length with four stainless steel studs.
One stainless steel reference bar.