ISO 15859-4:2004

This standard was last reviewed and confirmed in 2020. Therefore this version remains current.

Abstract

ISO 15859-4:2004 specifies limits for the composition of helium and establishes the sampling and test requirements applicable for the verification of the helium composition.

ISO 15859-4:2004 is applicable to helium, used in both flight hardware and ground facilities, systems and equipment, of the following types and grades:Type I, gaseous (Grade A: purging and pressurizing helium, Grade F: purging and pressurizing helium, Grade J: purging and pressurizing helium) and Type II, liquid (Grade A: purging and pressurizing helium, Grade F: purging and pressurizing helium).

ISO 15859-4:2004 is applicable to influents only within the specified limits.

ISO 15859-4:2004 is applicable to any sampling operation required to ensure that, when the fluid enters the launch vehicle or spacecraft, the fluid composition complies with the limits provided hereafter or with any technical specification agreed to for a particular use.

General information

Status
: Published

Publication date
: 2004-06
Edition
: 1

Number of pages
: 8
Technical Committee
: ISO/TC 20/SC 14 Space systems and operations
ICS
:
49.140 Space systems and operations

This standard contributes to the following Sustainable Development Goal:

Industry, Innovation and Infrastructure

Buy this standard

	Format	Language
std 1 61	PDF
std 2 61	Paper

CHF61

Life cycle

Now

Published

ISO 15859-4:2004

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)

Got a question?

Check out our FAQs

Customer care

+41 22 749 08 88

customerservice@iso.org

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)