Universal air coupling European type
Parts: Male thread, Female thread, Hose end W/O collar, Hose end W/ Collar
Size: 1/4″, 3/8″, 1″, 1-1/4″, 1-1/2″, 2″
Material: Malleable iron, Carbon steel
Casting method: Sand casting, Investment casting
Universal air coupling US type
Sizes: 1/4″ to 2″
Parts: male end, female end, hose end, blank end.
There are two kinds of castings.
Investment casting with carbon steel material.
Sand casting with malleable iron material.