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Single Door Wafer Check Valve, ASTM A536, 2-12 Inch, 300 PSI.
Product Item: Single Door Wafer Check Valve
Size Range: 2 Inch - 12 Inch, DN50-DN300
Body Material: ASTM A536 Grade 65-45-12
Disc Material: AISI 304
Working Pressure: 300 PSI (200 PSI and 250 PSI available upon request)
Temperature Range: 0°C to 80°C
Connection Ends: ASME B16.1 Class 125 LB, ASME B16.5 Class 150 LB
Coating: Fusion Bonded Epoxy Coating following ANSI/AWWA C550
MATERIAL SPECIFICATION
| Part No. | Part | Standard Specification | Options |
| 1 | Body | ASTM A536, 65-45-12 | / |
| 2 | Disc | AISI 304 | AISI 316, AL-Bronze UNC 95400 |
| 3 | Screw | Carbon Steel | AISI 304, AISI 316 |
| 4 | Gasket | EPDM | NBR |
| 5 | Stem | AISI 420 | AISI 304, AISI 316, AISI 416 |
| 6 | Gasket | PTFE | / |
| 7 | Spring | AISI 304 | AISI 316 |
| 8 | Lifting Hook | 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 (mm) | Dimensions (mm) | |||||
| Inch | mm | L | D | E | F | D1 |
| 2" | 50 | 44.5 | 64 | 33 | 60 | 107 |
| 2.5" | 65 | 48.0 | 79 | 42.9 | 73 | 127 |
| 3" | 80 | 51.0 | 94 | 52.4 | 83.5 | 142 |
| 4" | 100 | 57.0 | 118 | 76 | 106 | 162 |
| 6" | 150 | 70.0 | 178.5 | 118 | 150 | 218 |
| 8" | 200 | 73.0 | 235 | 163.5 | 200 | 273 |
| 10" | 250 | 79.0 | 281 | 194 | 238 | 329 |
| 12" | 300 | 86.0 | 335 | 241.5 | 287 | 384 |
