Abstract / scope
Covers Class I fitting assemblies of corrosion-resistant steel or titanium parts (- 55 °C to + 232 °C) and Class II fitting assemblies of corrosion-resistant steel and aluminium parts, DN 12 and larger (- 55 °C to + 135 °C) for use in aircraft hydraulic, fuel and lubricating oil systems and in aerospace pneumatic systems where some gaseous diffusion through the wall may be tolerated. Annex A gives equivalent materials and components for information only.