scope:

This standard describes Cross-linked Polyethylene (PEX) pressure pipe made from material having a standard PEX material designation code of PEX 1006 in ASTM* F876 for use as underground water service lines in sizes ½ in. (12 mm) through 3 in. (76 mm) that conform to a standard dimension ratio of SDR9.

Included in this standard are criteria for classifying PEX plastic pipe materials, a system of nomenclature, requirements, and test methods for materials and pipe. Methods of marking are given. Design, installation, and application considerations are discussed in the foreword of this standard.

Purpose

The purpose of this standard is to provide the requirements for materials, design, testing and inspection, and shipping of PEX pipe for use as service lines in the construction of underground water distribution systems.