【国外标准】 Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock [Metric] (Withdrawn 2004)

1.1 This specification covers seamless tube and ferrule stock of copper and various copper alloys up to 79 mm, inclusive, in diameter, for use in surface condensers, evaporators, and heat exchangers. Tubes for this application are normally made from the following coppers or copper alloys:Copper or Copper Alloy UNS No.3 Previously Used Designation Type of Metal C10100 OFE Oxygen-free electronicC10200 OFA Oxygen-free without residual de-oxidantsC10300 . . . Oxygen-free, extra low phosphorusC10800 . . . Oxygen-free, low phosphorusC12000 DLPA Phosphorized, low residual phosphorusC12200 DHPA Phosphorized, high residual phos-phorusC14200 DPAA Phosphorized, arsenicalC19200 . . . Phosphorized, 1 % ironC23000 . . . Red BrassC28000 . . . Muntz MetalC44300 . . . Admiralty Metals, B, C, and DC44400 C44500 C60800 . . . Aluminum BronzeC61300 . . .C61400 . . . Aluminum Bronze, DC68700 . . . Aluminum Brass, BC70400 . . . 95-5 Copper-NickelC70600 . . . 90-10 Copper-NickelC71000 . . . 80-20 Copper-NickelC71500 . . . 70-30 Copper-NickelC71640 . . . Copper-nickel-iron-manganeseC72200 . . . . . .ADesignations listed in Classification B224.Note 1--This specification is the metric companion to Specification B111.Note 2--Warning: Mercury is a definite health hazard in use and disposal. (See 12.1.)1.2 The following safety hazards caveat pertains only to the test methods portion, Section 18, of 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 use.