ASTM F540-98 PDF

1.1 This test method covers the measurement of the squareness of resilient floor tile. The method consists of measuring the amount each corner of the tile deviates from 90°.

1.2 This standard does not purport to address the safety problems associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.