Q-79/80/PA – Qinn CAST IRON BUTTERFLY VALVE WAFER TYPE (PNUEMATIC ACTUATOR OPERATED)
PRODUCT DETAILS
TIGHT SHUT OFF TYPE, INTEGRALLY MOULDED, RUBBER LINER, LUGS PROVIDED,COMPATIBLE WITH FLANGES TO BS-10 TABLES – D & E,BS:4504,SECTION-3.1 PN10 & PN16 & ANSI – CLASS 125 & 150
END DETAILS
WAFER SHORT ENDS WITH INTEGRALLY MOULDED RUBBER GASKET
TESTING
HYDRAULIC. BODY TESTED:- 21bar SEAT TESTED:- 16bar
| MATERIALS OF CONSTRUCTION | ||||
| PART NO. | PART’S NAME | MATERIALS | SPECIFICATIONS | |
| 1 | PN ACTUATOR | ALUMINIUM | 5.5 BAR (NOMINAL PREESURE) | |
| 2 | BOLT | CARBON STEEL | —— | |
| 3 | BODY | CAST IRON | BS: 1452 Gr220 | |
| 4 | GRUB SCREW | CARBON STEEL | BS: 916 | |
| 5 | SEATING LINER | RUBBER | NITRILE | |
| 6 | DISC / WEDGE | SGI | BS:2789 | |
| 7 | BEARING | TEFLON | PTFE | |
| 8 | O-RING | RUBBER | HIGH NITRILE | |
| 9 | SHAFT | STAINLESS STEEL | AISI 410 | |
| 10 | PIN | STAINLESS STEEL | AISI 410 | |
| DIMENSIONS IN mm | ||||||
| NOMINAL SIZE | A+2.0 | ∅B | C~ | D~ | E | F |
| 40mm | 33 | 42 | 66 | 186.0 | 79.5 | 80 |
| 50mm | 43 | 52 | 70 | 196.0 | 79.5 | 90 |
| 65mm | 46 | 68 | 85 | 206.0 | 79.5 | 106 |
| 80mm | 46 | 83 | 90 | 216.0 | 79.5 | 124 |
| 100mm | 52 | 103 | 110 | 239.0 | 93.0 | 150 |
| 125mm | 56 | 127 | 130 | 257.0 | 93.0 | 185 |
| 150mm | 56 | 152 | 140 | 275.0 | 112.5 | 210 |
| 200mm | 60 | 202 | 170 | 347.0 | 150.0 | 270 |
| 250mm | 68 | 253 | 210 | 410.0 | 175.0 | 325 |
| 300mm | 78 | 303 | 248 | 445.0 | 175.0 | 375 |
NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.
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