This booklet includes: SI Base and Supplementary Units, Rules For Use Of SI Units In ASME Publications, Conversion and Rounding, Dimensioning, Units Outside The International System, Units Not To Be Used In ASME Documents, SI Units For ASME Use, and Methods Of Reporting SI Equivalents For Existing Standards Under Revision. It also includes tables on SI Base Units, Units In Use With International System, Units To Be Used With The International System For A Limited Time, CGS Units With Special Names and SI Units For ASME Use.