Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection ValvesNRS Resilient Seated Gate Valve 250PSI
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| Material Specification: | |||
| Component | Material | Component | Material |
| Body | Ductile Iron ASTM A536 Gr. 65-45-12 | O-Ring | EPDM |
| Wedge | Ductile Iron ASTM A536 Gr. 65-45-12, EPDM Coated | Thrust Washer | PTFE |
| Wedge Nut | Bronze ASTM B62 C83600 | Post Plate | Ductile Iron ASTM A536 Gr. 65-45-12 |
| Gasket | EPDM | Operating Nut | Ductile Iron ASTM A536 Gr. 65-45-12 |
| Stem | Brass ASTM B16 C36000 | Indicator Flange Bolts | Stainless Steel AISI 316 |
| Stainless Steel AISI 304 | Bonnet Bolts | Carbon Steel ASTM A307B | |
| Bonnet | Ductile Iron ASTM A536 Gr. 65-45-12 | ||
| Dimensions (mm/inch) | ||||||||||||||
| Valve | 65mm/2-1/2" | 80mm/3" | 100mm/4" | 150mm/6" | 200mm/8" | 250mm/10" | 300mm12" | |||||||
| Size | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch |
| A | 190.5 | 7-1/2 | 203.0 | 8 | 229.0 | 9 | 267.0 | 10-1/2 | 292.0 | 11-1/2 | 330.0 | 13 | 356.0 | 14 |
| B | 265.0 | 10-7/16 | 335.0 | 13-3/16 | 385.0 | 15-3/16 | 460.0 | 18-1/8 | 570.0 | 22-7/16 | 650.0 | 25-5/8 | 770.0 | 30-5/16 |
| C | - | - | - | - | 305.0 | 12 | 305.0 | 12 | 305.0 | 12 | 305.0 | 12 | 305.0 | 12 |
| D | 178.0 | 7 | 190.5 | 7-1/2 | 228.6 | 9 | 279.4 | 11 | 343.0 | 13-1/2 | 406.4 | 16 | 483.0 | 19 |
| Weight (kg) | 23 | 29 | 55 | 81 | 115 | 186 | 290 | |||||||
