Audel Pipefitter's and Welder's Pocket Manual

This little book is big on answers

Whether you''re an apprentice in the piping trades or a seasoned tradesperson, you''ll find this completely revised and updated guide has answers to the questions you''ll encounter on the job.

Get current, concise facts on
* Metrics and conversions
* Tungsten inert gas welding and arc welding
* Steam heating, hot water, refrigeration, and air conditioning syste...