1.1 This specification covers 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. Tubes for this application are normally made of the following coppers or copper alloys:
Copper or Copper Previously Used Type of Metal Alloy UNS No. 2 Designation C10800 … oxygen-free, low phosphorus C12200 DHP A 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 C71000 … 80-20 copper-nickel C71500 … 70-30 copper-nickel C71640 … copper-nickel-iron-manganese C72200 … … A Designation listed in Classification B 224.
1.2 Warning-Mercury is a definite health hazard in use and disposal. (See 14.1.)
Note 1-A complete metric companion to Specification B 543 has been developed-B 543M; therefore, no metric equivalents are presented in this specification.
Product Details
- Published:
- 01/01/1996
- Number of Pages:
- 9
- File Size:
- 1 file , 71 KB
