AGA Z223112H : 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
NATIONAL FUEL GAS CODE HANDBOOK
07-22-2023
01-12-2013
Gives the full text of the 2012 edition of the National Fuel Gas Code along with expert commentary and technical information about the code provisions and revisions.
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