The hose as shown in the catalogue is pressure rated with 20 bar WP and 40bar TP. However, the fittings in the hose assembly always have an influence on the working pressure of course. In this case ASA 150 flanges have been used which are pressure rated at 16bar for aviation use. The working pressure of the hose assembly is always rated according to the weakest part of the assembly. In this case it the flange.
Male/ female thread fittings are pressure rated at 20bar for example.