ASTM B 903 : 2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement
Hardcopy , PDF
11-11-2014
English
01-04-2010
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 Units—The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 Tubes for this application are manufactured from the following copper:
| Copper UNSNo. | Type of Metal |
| C12200 | Phosphorized, high residual phosphorus (DHP) |
1.4 The following pertains to the test method described in 15.4 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.
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