THE TRUEFIT FAMILY OF PVC DWV SOLVENT WELD FITTINGS range in size from 1½" to 16". These fabricated fittings are manufactured to the middle of the spec range, ensuring a snug, reliable fit. The ...

Figure 1. Various test samples that have been laser welded in an applications lab (a) and a low-density polyethylene fluid container welded with a diode laser system (b). Direct welding of plastics is ...

There are several techniques for joining plastic parts. Equipment cost and labor for each method vary considerably. Most techniques have limits on the sizes and types of plastic that can be joined.

In the first three parts of this series we covered the fundamentals of metallurgy, looked at the tools used for doing bodywork, and went through the basics of hammer and dolly work, showing how to ...