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1.1 This specification establishes the requirements for welded tube of copper and various copper alloys up to 31/8 in., inclusive, in diameter, for use in surface condensers, evaporators, heat exchangers, and general engineering applications. The following coppers or copper alloys are involved:2

Copper or
Copper Alloy UNS No.²

Previously Used
Designation

Type of Metal

C10800A

oxygen-free, low phosphorus

C12200A

DHP phosphorized, high
residual phosphorus

C19400

copper-iron alloy

C23000

red brass

C44300

arsenical admiralty

C44400

antimonial admiralty

C44500

phosphorized admiralty

C68700

arsenical aluminum brass

C70400

95-5 copper-nickel

C70600

90-10 copper-nickel

C70620

90-10 copper-nickel (Modified
for Welding)

C71000

80-20 copper-nickel

C71500

70-30 copper-nickel

C71520

70-30 copper-nickel (Modified
for Welding)

C71640

copper-nickel-iron-manganese

C72200

Product Details

Published:
10/01/2018
Number of Pages:
12
File Size:
1 file , 150 KB
Redline File Size:
2 files , 280 KB