Installation Guide

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Glossary
Acrylonitrile Butadiene Styrene (ABS) Plastics
A group of plastics made from polymers with prescribed
percentages of acrylonitrile, butadiene and styrene.
Aging The effect on materials exposed to an environment
for a period of time. Also, the act of exposing materials
to an environment for a period of time.
Beam Loading The process of applying a specified force
(load) to a piece of pipe that is supported at two points.
It is usually expressed in pounds per the distance between
the centers of the supports.
Belled-End A term used to describe a pipe end that has
been enlarged to have the same inside dimensions as
a fitting socket. It acts as a coupling when joining pipe.
Condensation Condensation is the change of the
physical state of matter from gas phase into liquid phase.
Crazing Small, fine cracks on or under the surface of
a plastic.
Cure To change the properties of a polymer to a stable,
usable, and final state by the use of chemical agents, heat
or radiation.
Deflection Temperature (Heat Distortion) The
temperature which will cause a plastic specimen to deflect
a certain distance when a specified load is applied.
Degradation The process where the chemical structure,
physical properties or appearance of plastics deteriorates.
Glossary
Glossary