DIN Standards Committee Heating and Ventilation Technology and their Safety
ISO 9329-1
Seamless steel tubes for pressure purposes; technical delivery conditions; part 1: unalloyed steels with specified room temperature properties
Nahtlose Stahlrohre für Druckbeanspruchungen - Technische Lieferbedingungen- Teil 1: Rohre aus unlegierten Stählen mit festgelegten Eigenschaften bei Raumtemperatur
Responsible national committee
NA 021-00-09-01 UA - Non-alloy structural steel and fine grain steel tubes
Responsible international committee
ISO/TC 17/SC 19 - Technical delivery conditions for steel tubes for pressure purposes