This specification covers socket fusion tools for use in making socket fusion joints between polyethylene pipe or tubing and fittings as specified by certain specifications. It covers newly manufactured heater faces and used heater faces which have been recoated. Heater faces may be manufactured from aluminum, steel, or other suitable heat conducting material. The manufacture of these socket fusion tools shall be in accordance with good commercial practice so as to produce socket fusion tools meeting the requirements specified. Heater faces shall have surfaces free of cracks, voids, foreign inclusions, or injurious defects.

1.1 This specification covers socket fusion tools for use in making socket fusion joints between polyethylene pipe or tubing and fittings as specified by Specifications D 3035, D 2513, D 2447, and D 2683. This specification covers newly manufactured heater faces and used heater faces which have been recoated. Requirements for materials, workmanship, and dimensions are included. Where applicable on this specification, "pipe" shall mean "pipe" and "tubing."

1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.