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About This Item

 

Full Description

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 UNS No.

Type of Metal

''

''

C12200

Phosphorized, high residual phosphorus (DHP)

1.4''The following pertains to the test method described in 15.2.4 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5''This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

 

Document History

  1. ASTM B903-15(2022)

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    Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement

    • Most Recent
  2. ASTM B903-15


    Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement

    • Historical Version
  3. ASTM B903-10


    Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement

    • Historical Version
  4. ASTM B903-00(2005)


    Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement

    • Historical Version
  5. ASTM B903-00


    Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancement

    • Historical Version