ASTM B577-93(1998)

1.1 These test methods describe procedures for determining the presence of cuprous oxide (Cu2O) in products made from deoxidized and oxygen-free copper.

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

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.

1.4 The test methods appear in the following order:

Sections Microscopical Examination without Thermal Treatment 9 to 11 Microscopical Examination after Thermal Treatment 12 to 14 Closed Bend Test after Thermal Treatment 15 to 17 Reverse Bend Test after Thermal Treatment 18 to 20