Note 1-Contact molded flanges are covered in Specification D5421. 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. In cases where materials, products, or equipment are available only in SI units, inch-pound units are omitted.ġ.4 The following precautionary caveat pertains only to the test methods portion, Section 11, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. The values in parentheses are given for information only. Included are requirements for materials, workmanship, performance, and dimensions.ġ.2 Flanges may be produced integrally with a pipe or fitting, may be produced with a socket for adhesive bonding to a pipe or fitting, or may be of the type used in conjunction with either a metallic or nonmetallic backup ring.ġ.3 The values stated in inch-pound units are to be regarded as the standard. 1.1 This specification covers reinforced-thermosetting-resin flanges other than contact-molded flanges.
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