Fabric weight standard test method for Mass Per Unit Area (weight) of fabric using ASTM Test Method D Designation: D /DM – 09a Standard Test Methods for Mass Per Unit Area (Weight) of Fabric1 This standard is issued under the?xed. ASTM D/DMa(). Standard Test Methods for Mass Per Unit Area (Weight) of Fabric. standard by ASTM International, 07/15/.
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Two operators in each laboratory each tested two specimens of each material for mass per unit area. Summary of Test Methods 4.
Work Item s – proposed revisions of this standard. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Fabric mass is also sometimes expressed inversely as linear metres per kilograms yards per pound with the fabric width stated.
Fabric Weight ASTM Test Method D3776
Subscription pricing is determined by: This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? NOTE 2—The tabulated values of the critical differences should be considered to be a general statement, particularly with respect to betweenlaboratory precision.
A number in parentheses indicates the year of last reapproval. Combining values from the two systems may result in non-conformance with the standard. Prepare such specimens from small swatches as is possible.
Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.
Specimens of a fabric may be weighed together. Consider the roll of fabric to be the primary sampling units. This abstract is a dd3776 summary of the referenced standard. Competent statistical assistance is recommended for the investigation of bias. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.
Seersucker Gingham Corduroy Denim 0. If insufficient fabric is available to meet these criteria, note that fact in the report. Option C—Small Swatch of Fabric 9. In this procedure the complete laboratory sample is used as the specimen.
Fabric Weight Testing using ASTM Test Method D
Option D—Narrow Fabrics Add to Alert PDF. Such results may not correspond with the results obtained after testing adequately conditioned specimens d37766 the standard atmosphere for testing textiles.
If the document is revised or amended, you will be notified by email. The results are considered to be applicable to the sample only and not necessarily to the lot from which the sample was taken. Combining values from the two systems may result in non-conformance with the standard. s3776
Your Alert Profile lists the documents that will be monitored. 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. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.
It may be impractical to condition the specimens in Option A or nonconditioned testing may be agreed upon by the purchaser and supplier.
Current edition approved July 1, Combining values from the two systems may result in non-conformance with the standard. This standard is not included in any packages.
The results are considered to be applicable to the sample only and not necessarily to the lot from which the sample was taken.
Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. The last option is Option D which is intended for use with narrow fabrics as so designated by the trade.
These test methods cover the measurement of fabric mass per unit area weight and is applicable to most fabrics. Weights of unconditioned fabric will be affected by the past history of the product. In this procedure a complete laboratory sample is used as a specimen.
Option A may be used for acceptance testing of commercial shipments since it has been used extensively in the trade. As a minimum, the two parties should take a group of test specimens which are as homogeneous as possible and which are from a lot of material of the type in question.
Unless otherwise specified, these results will include selvages and will be on the basis of conditioned fabric. The components of variance for fabric mass per unit area expressed as standard deviations were calculated to be as follows: If a bias is found, either its cause must be found and corrected or the purchaser and the supplier must agree to interpret future test results in the light of the known bias.