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1.1 This specification establishes requirements for seamless and welded copper-nickel tubes from 0.250 to 2.125 in. (6.35 to 54.0 mm) in diameter for use in heat exchangers in water desalting plants. The following alloys are involved:

Copper or
Copper Alloy UNS No.
Type of Metal
C70600 90-10 copper-nickel
C70620 90-10 copper-nickel
(Modified for Welding)
C71500 70-30 copper-nickel
C71520 70-30 copper-nickel
(Modified for Welding)
C71640 copper-nickel-iron-manganese
C72200 copper-nickel

1.2 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 The following safety hazard caveat pertains only to the test methods of Section 16 described in this specification: This standard does not purport to address all of 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 its use.

Product Details

Published:
04/01/2008
Number of Pages:
8
File Size:
1 file , 110 KB
Redline File Size:
2 files , 210 KB