ASME B16.18-2001 (R2005)

This Standard, for cast copper alloy solder joint pressure fittings designed for use with copper water tube, covers: (a) Pressure-temperature ratings (b) Abbreviations for end connections (c) Sizes, and method of designating openings of reducing fittings (d) Marking (e) Material (f) Dimensions and tolerances (g) tests Metric equivalents of the customary inch dimensions listed in Table 2 are found in Annex B.