DIN Standards Committee Shipbuilding and Marine Technology
DIN 86089
Fittings for butt welding into copper-nickel-alloy pipelines - Concentric reducers
Formstücke zum Einschweißen in Rohrleitungen aus Kupfer-Nickel-Legierungen - Konische Übergangsstücke
Overview
In coordination with the standards for copper-nickel-alloy pipelines for shipbuilding this standard specifies, the dimensions, designs, materials, and delivery conditions for concentric reducers for welding. This standard has been prepared by Standards Committee Shipbuilding and Marine Technology (NSMT) at DIN Working Committee NA 132-02-05 AA "Rohre und Rohrverbindungen" ("Piping systems and connections").