NON RETURN VALVE-PN 400 DOUBLE FERRULE TUBE ENDS
Cracking Pressure | 0.3TO 0.5 Kg/cm2 - Standard Special Cracking Pressure Available |
Test Pressure | 25° C Room Temperature |
Hydrostatic | Body - 620 Kg/cm2 Seat - 413 Kg/cm2 |
Pneumatic | Seat - 60 Kg/cm2 |
Seal | BUNA 'N', VITON |
Material | A 105, A 276 SS304, A 276 SS316, Monel, Hastelloy |
Finish | CS zinc plated and dichromated. SS Natural |
MODEL No. NRZ
TUBE O.D | S1 | S2 | L1 | L2 | PART No. |
1/4" | 22 | 14 | 55.5 | 87 | 2 NRD - T |
3/8” | 27 | 17 | 65 | 99.8 | 4 NRD - T |
1/2” | 27 | 22 | 61.6 | 107.6 | 6 NRD - T |
5/8” | 27 | 25.4 | 58.2 | 107.6 | 8 NRD - T |
3/4” | 32 | 30 | 63.2 | 112.5 | 12 NRD - T |
1” | 41 | 38 | 70.8 | 133.8 | 16 NRD - T |
NOTE : Bigger tube connections up to 1-1/2″ / 38 mm OD size available on request