| Parameter | Compliance to |
|---|---|
| Design | API 6D / API 594 |
| Pessure Temperature Rating | ASME B 16.34 |
| Face to Face / End to End | API-6D |
| End Connection Dimensions | Wafer to suit PN 20 (ASME 150 Class), PN 50 (ASME 300 Class), PN 100 (ASME 600 Class) |
| Inspection & Testing | ISO 5208 / API 598 |
AI 6D Short Pattern Single Plate Wafer Check Valve
| 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | |
| A | 30 | 38 | 52 | 72 | 114 | 157 | 195 | 230 | 270 | 310 | 360 | 406 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B | 19 | 19 | 19 | 19 | 19 | 29 | 29 | 38 | 44 | 51 | 60 | 64 |
| C | 104.5 | 120 | 133 | 171 | 219 | 276 | 337 | 406 | 446 | 508 | 542 | 598 |