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ASTM B903-00
Standard Specification for Seamless Copper Heat Exchanger Tubes With Internal Enhancementstandard by ASTM International, 03/10/2000
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:
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