Q-121 – Qinn BRONZE SPRING LOADED SAFETY VALVE OPEN DISCHARGE
PRODUCT DETAILS
HIGH LIFT, INTEGRAL SEAT TYPE.
END DETAILS
SCREWED MALE ENDS BSP PARALLEL/TAPER THREADS TO BS:21
TESTING
300 psig.(Hyd.)
WORKING PRESSURE
SUITABLE FOR STEAM LINE UP TO MAX. STEAM LINE UPTO 150psig AND MAX. TEMP. 225° C. (437°F)
| MATERIALS OF CONSTRUCTION | ||||
| S.NO. | PART’S NAME | MATERIALS | SPECIFICATIONS | |
| 1 | STEM | BRASS | BS:2872 CZ114 | |
| 2 | HINGE PIN | S.S. | AISI-410 | |
| 3 | CAP | ALUMINUM | —– | |
| 4 | ADJUSTING SCREW | BRONZE | BS:1400 LG2 | |
| 5 | CHAMBER | BRONZE | BS:1400 LG2 | |
| 6 | UPPER SPRING DISC | BRONZE | BS:1400 LG2 | |
| 7 | SPRING | SPRING STEEL | BS:1726 EN:47 | |
| 8 | LOWER SPRING DISC | BRONZE | BS:1400 LG2 | |
| 9 | LEVER | CAST IRON | BS:1452 Gr220 | |
| 10 | SEAT | BRONZE | BS:1400 LG2 | |
| 11 | REGULATING BOLT & NUT | BRASS | BS:2872 CZ114 | |
| 12 | REGULATING RING | BRONZE | BS:1400 LG2 | |
| 13 | BODY | BRONZE | BS:1400 LG2 | |
| 14 | LOCKING NUT | BRONZE | BS:1400 LG2 | |
| DIMENSIONS IN mm | ||
| NOMINAL SIZE | ∅B | H~ |
| 15mm | 1/2” BSP | 190 |
| 20mm | 3/4” BSP | 222 |
| 25mm | 1” BSP | 225 |
| 40mm | 1.1/2″BSP | 262 |
| 50mm | 2″BSP | 345 |
NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.
