FCI develops national standards that provide assistance and guidance to system designers, users, and manufacturers. Below is the list of standards that can be purchased through TechStreet or IHS.
REGULATORS
FCI 70-1-2017
Standard Terminology and Definition for Filled Thermal Systems
for Remote Sensing Temperature Regulators
ANSI/FCI 70-3-2021
Standard for Regulator Seat Leakage Testing
ANSI/FCI 79-1-2021
Standard for Proof of Pressure Ratings for Pressure Regulators
and Temperature Regulators