scope:

This standard pertains to the various classes and types of stainless-steel fittings that are intended for the transmission and distribution of potable water, reclaimed water, and wastewater, and for use in other water-supply system facilities. 

Classes. This standard covers three classes of stainless-steel fittings: wrought, cast, and fabricated, in diameters ranging from ¹⁄₂ in. (13 mm) to 72 in. (1,800 mm). 

Large fittings. Fittings larger than 72 in. (1,800 mm) in diameter may be manufactured in accordance with this standard. 

Appurtenances not covered by this standard. Compression fittings, grooved-end fittings, grooved-end couplings, tapping sleeves, sleeve-type couplings, and split-sleeve couplings are covered by other ANSI*/AWWA standards.

Purpose

The purpose of this standard is to provide the minimum requirements for stainless-steel fittings, including materials, manufacturing, testing, inspection, and marking requirements.

* American National Standards Institute, 25 West 43rd Street, Fourth Floor, New York, NY 10036.