ISA RP42.1-1992
[ Withdrawn ]
Nomenclature for Instrument Tube Fittings : ISA Standard RP42.1
standard by The International Society of Automation, 04/01/1992
Full Description
Defines nomenclature for tube fittings most commonly used in instrumentation and makes more clear the use of standardized drafting symbols and abbreviations for common instrument tube fittings. It is not intended as a substitute for manufacturers? catalog numbers nor does it apply to special fittings. It is intended to apply to mechanical flared and flareless fittings.