International Organization for Standardization (ISO)
Status
Latest
ISO 14951-2:1999
Scope
This part of ISO 14951 specifies limits for the composition of hydrogen propellant and test methods for verification of propellant composition. This part of ISO 14951 is applicable to hydrogen propetlant of the following types and grades, intended for use as a fuel in space systems:
— type I: gaseous
— grade A: fuel, 99,994 % pure;
— grade F: fuel, 99,995 % pure;
— type II: liquid
— grade A: fuel, 99,994 % pure;
— grade F: fuel, 99,995 % pure.
This part of ISO 14951 is applicable to propellant used in both flight hardware and ground facilities, systems, and equipment. It is applicable to influents only to the extent specified herein.
ISO 14951-2:1999 history
1999ISO 14951-2:1999 Space systems - Fluid characteristics - Part 2: Hydrogen propellant