ASTM F511-17(2021)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: F511 − 17 (Reapproved 2021)
Standard Test Method for
Quality of Cut (Joint Tightness) of Resilient Floor Tile
ThisstandardisissuedunderthefixeddesignationF511;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4. Apparatus
4.1 Shadow Box, consisting of a backlighted poly(methyl
1.1 This test method covers a means of measuring and
evaluating the quality of cut (joint tightness) of square or methacrylate) (PMMA) plate measuring 28 by 28 by ⁄8 in.
rectangular resilient floor tile. Characteristics that detract from (710 by 710 by 9.5 mm). One metal strip, 28 in. long by ⁄4 in.
a monolithic (seamless) appearance, such as burred, chipped, (19 mm) wide by ⁄8 in. (3.2 mm) thick, and one metal strip,
1 3 1
nicked, or beveled edges, or bow cut or rounded corners, are 27 ⁄4 in. (692 mm) long by ⁄4 in. wide by ⁄8 in. thick, are
measured or observed, or both. permanently attached to the PMMA plate to form an included
90° 6 10-sec angle at the lower left-hand corner of the PMMA
1.2 The values stated in inch-pound units are to be regarded
plate. This is suitable for tiles up to 12 by 12 in. (305 by 305
as standard. The values given in parentheses are mathematical
mm). For larger tiles, longer metal strips will have to be used,
conversions to SI units that are provided for information only
such that the length of each strip is greater than twice the
and are not considered standard.
longest dimension of the tiles to be measured.
1.3 This standard does not purport to address all of the
4.2 Optical Comparator —Power illuminated magnifier,
safety concerns, if any, associated with its use. It is the
equipped to measure to the nearest 0.001 in. (0.02 mm).
responsibility of the user of this standard to establish appro-
priate safety, health, and environmental practices and deter- 4.3 Feeler Gauges—As an alternative to the optical com-
mine the applicability of regulatory limitations prior to use.
parator described in 4.2, a set of feeler gauges with a range
1.4 This international standard was developed in accor- from 0.0015 to 0.035 in. (0.038 to 0.89 mm) for measuring to
dance with internationally recognized principles on standard- the nearest 0.001 in. (0.02 mm) may be used.
ization established in the Decision on Principles for the
4.4 WireGauges,sizedinincrementsof0.005in.(0.13mm)
Development of International Standards, Guides and Recom-
from 0.005 to 0.050 in. (0.13 to 1.3 mm).
mendations issued by the World Trade Organization Technical
5. Sampling
Barriers to Trade (TBT) Committee.
5.1 Sample in accordance with ANSI/ASQC Z1.4, most
2. Referenced Documents
recent version.
2.1 ASTM Standards:
6. Test Specimen and Sample
F141 Terminology Relating to Resilient Floor Coverings
6.1 The specimen (test unit) shall consist of four nominally
2.2 ANSI Standard:
square or rectangular tiles taken from a sample secured in
ANSI/ASQC Z1.4, (most recent version) Sampling Proce-
accordance with ANSI/ASQC Z1.4, most recent version.
dures and Tables for Inspection by Attributes
6.2 The required number of specimens for each test shall be
indicated in the individual material specification. If no number
3. Significance and Use
is given, four units (the specimen) shall be taken from the
3.1 Installations of resilient floor tile require tight joints if
sampled material and one determination made on each.
satisfactory appearance is to result. The quality of cut of
resilient tile is determined by this test method.
7. Conditioning
7.1 Condition the test tiles in an atmosphere maintained at
73.4 6 3.6 °F (23 6 1 °C) and 50 6 10 % relative humidity
ThistestmethodisunderthejurisdictionofASTMCommitteeF06onResilient
for not less than 2 h prior to testing.
Floor Coverings and is the direct responsibility of Subcommittee F06.20 on Test
Methods.
Current edition approved Oct. 1, 2021. Published October 2021. Originally The sole source of supply of the apparatus known to the committee at this time
approved in 1977. Last previous edition approved in 2017 as F511 – 17. DOI: isTitanToolSupplyCo.,Inc.,68CometAve.,Buffalo,N.Y.14216.Ifyouareaware
10.1520/F0511-17R21. of alternative suppliers, please provide this information to ASTM Headquarters.
Available from the American National Standards Institute, 25 W. 43rd St., 4th Your comments will receive careful consideration at a meeting of the responsible
Floor, New York, NY 10036. technical committee, which you may attend.
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