ASTM D5793-03
(Test Method)Standard Test Method for Binding Sites Per Unit Length or Width of Pile Yarn Floor Coverings
Standard Test Method for Binding Sites Per Unit Length or Width of Pile Yarn Floor Coverings
SCOPE
1.1 This test method describes the measurement of the number of binding sites per unit length or width of machine-made, woven, knitted, and tufted pile yarn floor covering both before and after adhesive backing application.
1.2 The values stated in SI units are to be regarded as the standard for all measurements. The inch-pound values provided are for information purposes only.
1.3 Determination of the number of binding sites per unit length or width of pile floor covering previously was contained within Test Methods D 418.
Note 1—For user convenience, Subcommittee D13.21 has subdivided Test Method D 418 into separate standards, of which this test method is one.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation:D5793–03
Standard Test Method for
Binding Sites per Unit Length or Width of Pile Yarn Floor
1
Coverings
This standard is issued under the fixed designation D 5793; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope D 2906 Practice for Statements of Precision and Bias of
Textiles
1.1 This test method describes the measurement of the
D 5684 Terminology Relating to Pile Floor Coverings
number of binding sites per unit length or width of machine-
E 122 Practice for Calculating Sample Size to Estimate
made, woven, knitted, and tufted pile yarn floor covering both
With a Specified Tolerable Error, theAverage Characteris-
before and after adhesive backing application.
tic of a Lot Process
1.2 The values stated in SI units are to be regarded as the
standard for all measurements. The inch-pound values pro-
3. Terminology
vided are for information purposes only.
3.1 For definitions of pile yarn floor covering related terms
1.3 Determination of the number of binding sites per unit
used in this test method, refer to Terminology D 5684.
length or width of pile floor covering previously was contained
3.2 For definitions of other textile terms used in this test
within Test Methods D 418.
method, refer to Terminology D 123.
NOTE 1—For user convenience, Subcommittee D13.21 has subdivided
Test Method D 418 into separate standards, of which this test method is
4. Summary of Test Method
one.
4.1 The length of pile floor covering containing 40 binding
1.4 This standard does not purport to address all of the
sites is measured in either the lengthwise or widthwise direc-
safety concerns, if any, associated with its use. It is the
tion as required and the number of binding sites per unit length
responsibility of the user of this standard to establish appro-
is calculated.
priate safety and health practices and determine the applica-
5. Significance and Use
bility of regulatory limitations prior to use.
5.1 This test method is useful in quality and cost control
2. Referenced Documents
during manufacture. Both appearance and performance of pile
2
2.1 ASTM Standards:
yarn floor coverings can be affected by the number of binding
D 123 Terminology Relating to Textiles
sites per length and width.
D 418 Test Methods of Testing Pile Yarn Floor Covering
5.2 This test method is considered satisfactory for accep-
Construction
tance testing of commercial shipments because current esti-
D 1776 Practice for Conditioning and Testing Textiles
mates of between-laboratory precision are acceptable and the
D 1909 Table of Commercial Moisture Regains for Textile
method is used extensively in the trade for acceptance testing.
Fibers
5.2.1 If there are differences of practical significance be-
D 2904 Practice for InterlaboratoryTesting of aTextileTest
tween reported test results for two laboratories (or more),
Method that Produces Normally Distributed Data
comparative tests should be performed to determine if there is
statistical bias between them using competent statistical assis-
tance. As a minimum, use test samples for such comparative
1
This test method is under the jurisdiction ofASTM Committee D13 onTextiles
teststhatareashomogeneousaspossible,drawnformthesame
and is the direct responsibility of Subcommittee D13.21 on Pile Yarn Floor
lot of material as the samples that resulted in the disparate
Coverings.
results during initial testing, and that are randomly assigned in
Current edition approved Oct. 1, 2003. Published November 2003. Originally
approved in 1995. Last previous edition approved in 1995 as D 5793 – 95.
equal numbers to each laboratory for testing. The test results
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
fromthelaboratoriesshouldbecomparedusingastatisticaltest
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
for unpaired data at a probability level chosen prior to the
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. testing series. If a bias is found either its cause must be found
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D5793–03
and corrected, or future test results for that material must be 7.4.5 When a full width test sample is not available, take a
adjusted in consideration of the know bias. specimen as directed in 7.4.3 and state in the report the width
available and the number of test specimens taken.
6. Apparatus 7.5 Atestresultistheaverageofthemeasurementsmadeon
a set of
...
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