90.93 Standard confirmed Nov 9, 2020
ISO
ISO/TC 5/SC 5 Threaded fittings, solder fittings, welding fittings, pipe threads, thread gauges
International Standard
23.040.40 Metal fittings
ISO 4144:2003 specifies the types, pressure-temperature ratings, minimum dimensions and materials of stainless steel fittings for threaded connections in accordance with ISO 7-1, used for ordinary piping for steam, air, gas, water, oil, etc.
WITHDRAWN
ISO 4144:1979
PUBLISHED
ISO 4144:2003
90.93
Standard confirmed
Nov 9, 2020