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ISO/AWI 9329-1

Seamless steel tubes for pressure purposes — Technical delivery conditions — Part 1: Unalloyed steels with specified room temperature properties

General information

20.00     Apr 17, 2026

ISO

ISO/TC 17/SC 19

International Standard

Scope

Applies to seamless steel tubes with circular section of non-alloy quality steel. These tubes are provided for general pressure purposes including transporting of pressurized fluids. There are standards and rules permitting the use of these tubes up to a temperature of 350 0C (see annex A). The terms "tube" and "pipe" are synonymous terms. For general technical delivery conditions see ISO 404.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 9329-1:1989

NOW

IN_DEVELOPMENT
ISO/AWI 9329-1
20.00 New project registered in TC/SC work programme
Apr 17, 2026