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Historical
ASTM D3657-88(1998)e1
Standard Specification for Zipper Dimensions
This specification establishes standard dimensions for zippers of all materials for specified size designation; for equivalency, in inch-pound and metric units, of zipper length and length tolerances, of tape width and width tolerances, and of tape end lengths. Note 1-For other methods of evaluating zippers refer to the following ASTM methods: D2051, D2052, D2053, D2054, D2057, D2058, D2059, D2061, and D2062. 1.2 The values stated in SI units are to be regarded as the standard. 1.3 This standard does not purport to address all of the safety problems, 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.
ASTM International [astm]