ISO 9329-1:1989 Preview
Seamless steel tubes for pressure purposes -- Technical delivery conditions -- Part 1: Unalloyed steels with specified room temperature properties
This standard was last reviewed and confirmed in 2012. Therefore this version remains current.
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.
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