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ASTM A536 Grade 65-45-12 Check Valves, Double Door, Grooved.
Product Item: Grooved Double Door Check Valve
Body Material: ASTM A536 Grade 65-45-12
Disc Material: AISI 304
Size Range: 8 Inch - 14 Inch, DN200-DN350
Connection Ends: Groove to AWWA C606
Coating: Fusion Bonded Epoxy Coating under ANSI/AWWA C550
Working Pressure: 300 PSI (200 PSI and 250 PSI available upon request)
Temperature Range: 0°C to 80°C
MATERIAL SPECIFICATION
| Part No. | Part | Standard Specification | Options |
| 1 | Countersunk Hex Head Screws | Carbon Steel Zinc Plated | / |
| 2 | Seal Ring | EPDM | / |
| 3 | Gasket | PTFE | / |
| 4 | Shaft | AISI 420 | AISI 304, AISI 316, AISI 431 |
| 5 | Gasket | PTFE | / |
| 6 | Spring | AISI 304 | / |
| 7 | Disc | AISI 304 | AISI 316, QT450-10 |
| 8 | Body | ASTM A536, 65-45-12 | / |
| 9 | Eye Bolt | Carbon Steel Zinc Plated | / |
Note: For special material requests other than the standard specification, please indicate clearly on the inquiry or order list.
DIMENSIONS
| DN | Dimensions (mm) | |||||||
| Inch | mm | A | B | C | D | E | F | L |
| 8" | 219.1 | 19.1 | 11.1 | 214.4 | 219 | 200 | 165 | 160 |
| 10" | 273.0 | 19.1 | 12.7 | 268.28 | 273 | 253 | 203 | 180 |
| 12" | 323.9 | 19.1 | 12.7 | 318.29 | 324 | 307 | 228 | 180 |
| 14" | 377.0 | 23.8 | 12.7 | 371.1 | 377 | 354 | 258 | 200 |
