20" Flange - 400 PSI - Slip-On / End
| Nominal Size | 20" |
| Pressure Class | 400 PSI |
| Connection Type | Slip-On / End |
| Bore | 20" |
| Outer Diameter (OD) | 30.5" |
| Flange Thickness | 9.5" |
| Barrel OD | 30.5" |
| Wall Thickness | 5.25" |
| Bolt Circle Diameter | 27" |
| Number of Bolt Holes | 24 |
| Bolt Hole Size | 1-5/8" |
| Ring Groove (RF) Depth | 23" |
| Relief Diameter | 23.12" |
| Relief Length | 1-1/2" |
| RTJ Length | 568" |
| Weight (Base @ null") | 118 lbs |
| Weight per Inch | 12 lbs/in |
About This Specification
This page contains dimension and weight data for 20" ASME B16.5 flanges at 400 PSI pressure class. The Slip-On / End (E) connection type is specified herein.
Data Source: FCI Forged Components Catalog 2020 | ASME B16.5-2020 Standard