ISO/CD 4201-1

Oil and gas Industries including lower carbon energy — Flame arresters — Part 1: Design, fabrication, and qualification

General information

30.60   Close of voting/ comment period   Jun 1, 2026

ISO

ISO/TC 67/SC 6 Processing equipment and systems

International Standard

Scope

This document specifies requirements and provides guidance for the design, fabrication, and qualification of flame arresters applied in the petroleum and natural gas industries to avoid explosion propagation into and through pipework and interconnected vessels.

Life cycle

NOW

IN_DEVELOPMENT
ISO/CD 4201-1
30.60 Close of voting/ comment period
Jun 1, 2026