ISO/AWI 26311

Ships and marine technology — Stop-check valves for use in low temperature applications — Design and testing requirements

General information

Current stage: 20.00 New project registered in TC/SC work programme Mar 16, 2026

Originator: ISO

Owner: ISO/TC 8/SC 3 Piping and machinery

Type: International Standard

Scope

This document specifies design, manufacture and test method requirements for marine cryogenic stainless steel stop-check valves with nominal diameters ranging from DN15 to DN300 (-196℃ to +80℃).

Life cycle

NOW

IN_DEVELOPMENT
ISO/AWI 26311
20.00 New project registered in TC/SC work programme
Mar 16, 2026