AL TYPE 20 (Universal purpose couplings)
- Low Pressure, Single valve Type
- Widely used and accepted couplings for air line connection.
- Socket have automatic shut-off valve so that fluid in the socket will not run out on disconnection.
- Important steel parts are hardened for high durability.
Nominal pipe size (mm)
Steel (Chrome-plated), Brass,
Stainless steel (SUS304, SUS303)
Female thread (F), Male thread (M),
Hose nipple (H), Polyurethane coil tube connection (A,B)
Nitrile rubber (NBR) : −20°C to + 80°C
Fluororubber (FKM) : −20°C to + 180°C
Normal pressure 1.5MPa, Max. pressure 2.0MPa
Normal pressure 1.0MPa, Max. pressure 1.5MPa
Air, Oil, etc.
Air, Water, etc.