scope:

This standard describes fabricated steel mechanical slip-type expansion joints having packing chambers for use on pipe with plain, flanged, grooved, or shouldered ends in nominal pipe sizes from 3 in. through 144 in. (75 mm through 3,600 mm).^* The joints shall be manufactured from steel and are intended for use in systems conveying water. Mechanical expansion joints are not intended for use in buried conditions.

Purpose

The purpose of this standard is to provide purchasers, manufacturers, and constructors with the minimum requirements for fabricated steel mechanical sliptype expansion joints, including system components, testing, and marking requirements.

^*Metric conversions given in this standard are direct conversions of US customary units and are not those specified in International Organization for Standardization (ISO) standards.