ASTM C496,EN 12390-6,BS 1881:117
C-0550
This fixture is used to test strength of 6x12" cylinders when testing the long side of a 6x12" (150x300mm) cylinder.
C-0551
This fixture is used to test strength of 4x 8" cylinders when testing the long side of a 4x8" (100x200mm) cylinder.
Note=To perform this test you need a compression machine equipped with a low capacity measuring range .