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ONORM EN 10217-1:2019
Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties
This document sets out the technical terms of delivery for electrically welded and powder-welded tubes of circular cross-section of unalloyed steel with set properties at room temperature in the grades TR1 and TR2.
Austrian Standards Institute [on]