This standard specifies the main connection dimensions to ensure the interchangeability of nozzles and pressure gauges. This standard applies to sprayers for plant protection. Spray tip connection dimensions are only for nozzle connection parts where filters and/or anti-drip filters are installed.
GB/T 18520-2001 history
2001GB/T 18520-2001 Equipment for crop protection--Sprayers--Connecting dimensions for nozzles and manometers