... standards in terms of mechanical properties and alimentary compatibilitiesReference Standards:Working pressure: UNI 9561-2, DIN 8076, ISO 14263, ... , at the temperature of 20°C. Maximum allowable working pressures related to the duration of pressure and temperature. ... irrigation system, micro irrigation syestem, plastic/ metal valves&fitting, PE pipe&fitting, water and pumps.If you are interested in our ...