scope:

This specification² covers copper rod, bar, and shapes for general purposes. The following coppers are covered:

The material may also be supplied in such other coppers as may be agreed upon between purchaser and supplier. If a particular kind of copper is not specified, any of the above coppers may be supplied.

NOTE 1 - Material for hot forging is covered by Specification B 124.

NOTE 2 - Material for copper bus bar, rod, and shapes is covered by Specification B 187.

NOTE 3 - A complete metric companion to Specification B 133 has been developed - B 133M; therefore, no metric equivalents are presented in this specification.

² For ASME Boiler and Pressure Vessel Code applications, see related Specification SB-133 in Section II of that Code.