AWWA C227-11

AWWA C227-11 Bolted, Split-Sleeve Restrained and Nonrestrained Couplings for Plain-End Pipe

standard by American Water Works Association, 04/01/2011

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Full Description

This standard describes bolted, split-sleeve couplings used to join plain-end pipe of similar outside diameter. Couplings may be manufactured from carbon steel or stainless steel and are intended for use in systems conveying water, wastewater, or air used in water treatment. The standard covers nominal pipe sizes from 3/4 in. (20 mm) through 144 in. (3,600 mm). Its purpose is to provide minimum materials, design, testing, inspection, installation, marking, and shipping requirements.

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