AGA Z380112
AGA Z380112
Guide for Gas Transmission and Distribution Piping Systems, 2012 Edition (ANSI Z380.1-2012), Includes Addendum 1 (2012), 2 (2013), 3 (2013), and 4 (2013)
standard published 2012 by American Gas Association
Written By Gas Piping Technology Committee (GPTC) Z380