LOKRING NK Al 50LOKRING NK Al 50

For connecting aluminium tubes and for connecting aluminium tubes to copper or steel tubes with identical tube outer diameters. IMPORTANT: When connecting aluminium tubes to copper tubes, use a heat shrink sleeve to protect the connection against corrosion.

Technical Data

  • Max. Operating Pressure [ bar | psi ]
    50 | 725
  • Max. operating pressure: 50 bar (725 psi).
  • Admissible refrigerants: Suitable for all HCs, HFCs and mixtures. Not suitable for NH3.
  • Temperature range: -50°C up to 150°C (-58°F up to 302°F).
  • Tube diameter range: 6.35 to 35 mm (1/4" to 1 3/8").
  • Minimum tube wall thickness: 0.8 mm.

(Area of) Applications

Installation of HVAC systems

Material Combinations

>>>Al-Al
>>>Al-Cu
>>>Al-St