ASTM-D7842 › Standard Test Method for Holding Strength of Tack and Prong Fastener Attached Buttons
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1.1 This test method covers the determination of the holding strength of a tack and prong fastener attached button using a tensile testing machine.
1.2 This test method is applicable to attached buttons in garments or to be attached to fabrics intended for use in apparel (see ).
1.3 Units—The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.
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.
Significance and Use
5.1 This test method may be used for acceptance testing of commercial shipments of garments with attached buttons.
5.2 This test method may be used to determine the compatibility of tack attached buttons or prong fastener attached buttons to fabrics used in apparel. In which case, the buttons are attached to the fabric in the manner in which they will be used and the combined units tested.
button; prong fastener; strength; tack;; ICS Number Code 61.040 (Headgear. Clothing accessories. Fastening of clothing)
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61.040 (Headgear. Clothing accessories. Fastening of clothing Including ties, gloves, scarves, handkerchiefs, belts, braces, buttons, zip-fasteners, umbrellas, etc. Protective headgear, see 13.340.20 Protective gloves, see 13.340.40)
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2012 R16 EDITION
Oct. 15, 2016