1.1 This specification establishes the requirements for seamless, internally enhanced copper tube, in straight lengths or coils, suitable for use in refrigeration and air-conditioning products or other heat exchangers.

1.2 The values stated in inch-pound units are the standard. SI values are given in parentheses for information only.

1.3 Tubes for this application are manufactured from the following copper:

The following pertains to the test method described in of this specification: This standard does not purport to address all 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.