ISO 21159:2018

Published (Edition 1, 2018)

This publication was last reviewed and confirmed in 2024. Therefore this version remains current.

ISO 21159:2018

CHF 98

Convert Swiss francs (CHF) to your currency

Abstract

This document specifies requirements for design, manufacture, and test methods of cryogenic butterfly valves in order to have an excellent quality leakage stability in a very low temperature service (−196 °C to 80 °C).

It is applicable to valves of nominal sizes: DN: 80, 100, 150, 200, 250, 300, 350, 400, 450, 500, 550, 600 corresponding to nominal pipe size (NPS): 3, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.

General information

Status
: Published

Publication date
: 2018-11

Stage
: International Standard confirmed [90.93]
Edition
: 1

Number of pages
: 14
Technical Committee :
ISO/TC 8/SC 3

ICS :
47.020.30
RSS updates