ANi Ordinary Full Opening Valve 22/D/N

- Ordinary safety valves; The technical identification data are shown on the plate; The mechanical locking of the calibration is given by means of a pre-applied product; The valve is irremovable thanks to the punching process and it has passed with good results the final calibration control as well as the hydraulic test at 37;5 BAR; The valves are produced in compliance with the ISO 4126/1 standard;

- FIELDS OF APPLICATION: Air, gas, vapour; MATERIALS USED:

- Valve body/Shutter/Needle/Ring: Brass UNI EN 12164 CW 614N;

- Seal washer: NBR (VITON on request);

- Spring: Steel C4C UNI/EN 10263;

- Needle: Steel CB4 UNI 7356-74, brass UNI EN 12164 CW 614N;

- Plate: Aluminium - Ring: Steel C75;

- OPERATING TEMPERATURE: NBR -10°C (253°K), +90°C (343°K) VITON -10°C (253°K), +250°C (523°K);

- THREAD: Cylindrical gas thread - ISO 228 (BSPP);

- NOMINAL PRESSURE: Nominal pressure: 16 BAR;

- CALIBRATION: Standard calibration 12 bar; Different calibrations (depending on the quantity) on request - calibration range: from0