test cylinder

test cylinder

A cylinder of concrete 6 in. (15 cm) in diameter and 12 in. (30 cm) high; cast from a representative sample of the plastic concrete in any pour and cured under controlled conditions; used to determine its compressive strength after a specified time interval.
References in periodicals archive ?
Why toy is a potential hazard: The smallest semi-circular foam blocks in the set fit into the choke test cylinder.
The group also believes the test cylinder the CPSC uses to determine whether a part could cause choking is too small.
The mean penetration time for 5 individual wasps of each species was recorded as well as the mean number of offspring, counting wasp releases per test cylinder as replicates for each species.
Barnes and Buccini placed a test cylinder in a freezing room overnight and fractured the cylinder in a standard test apparatus the next morning to determine its compressive strength.
The duties of the test operator were to install the nitrogen valve in the test cylinder, place the cylinder in the safety cage and connect the gas line from the gas handling fixture.
One additional test cylinder will be taken during cold weather and be cured on site under same conditions as concrete it represents.
Greylevel images and porosity results for the repeated scanning of the test cylinder (Fig.
Mr Jenkins, who used a test cylinder representing a child's throat, said: "They all fell easily in and would be extremely difficult to extract.
TempGuard's insulating properties dramatically reduce and slow the detrimental effects variable jobsite temperatures have on concrete test cylinder curing, product developers note.
It consists of the following components - Stiff load frame with hydraulic adjustable and hydraulically clampable crosshead (continuously), platen and accessories,- Servo-hydraulic test cylinder (hydrostatic bearing) with min.
Contract award: 13095-acquisition of a test cylinder m88 turbojet bench for aia bx