R&S offers a wide variety of high pressure flanges, including weld neck flanges ranging from 2-1/16” to 7-1/16”, neck sizes from 2” to 6” and come in a variety of schedules including, SCH80, SCH160, and SCHXXH. 5,000 psi and below flanges are available in A105/A350-LF2 and 4130 material 10,000 psi and above flanges are available in 4130 material.
Product Dimensions
| API Pressure Rating | Flange Size & Bore | Ring Gasket | # of Studs | Stud Dimensions | |||
|---|---|---|---|---|---|---|---|
| Diameter | Length | TE Length | |||||
| 5,000 lbs | 2 1/16" | R-24 | RX-24 | 8 | 7/8" | 6 1/2" | 4 5/8" |
| 2 9/16" | R-27 | RX-27 | 8 | 1" | 7" | 5 1/8" | |
| 3 1/18" | R-35 | RX-35 | 8 | 1 1/8" | 7 3/4" | 5 5/8" | |
| 4 1/16" | R-39 | RX-39 | 8 | 1 1/4" | 8 1/2" | 6 1/8" | |
| 5 1/8" | R-44 | RX-44 | 8 | 1 1/2" | 10 1/2" | 7 3/8" | |
| 7 1/16" | R-46 | RX-46 | 12 | 1 3/8" | 11 1/4" | 7 1/2" | |
| 10,000 lbs | 1 13/16" | BX-151 | 8 | 3/4" | 5 1/2" | 3 3/4" | |
| 2 1/16" | BX-152 | 8 | 3/4" | 5 1/2" | 3 7/8" | ||
| 2 9/16" | BX-153 | 8 | 7/8" | 6 1/2" | 4 3/8" | ||
| 3 1/16" | BX-154 | 8 | 1" | 7 1/4" | 5" | ||
| 4 1/16" | BX-155 | 8 | 1 1/8" | 8 1/2" | 5 3/4" | ||
| 5 1/8" | BX-169 | 12 | 1 1/8" | 9 1/4" | 6" | ||
| 7 1/16" | BX-156 | 12 | 1 1/2" | 11 3/4" | 7 3/4" | ||
| 15,000 lbs | 1 13/16" | BX-151 | 8 | 7/8" | 6" | 4 1/8" | |
| 2 1/16" | BX-152 | 8 | 7/8" | 6 1/2" | 4 1/2" | ||
| 2 9/16" | BX-153 | 8 | 1" | 7 1/4" | 1" | ||
| 3 1/16" | BX-154 | 8 | 1 1/8" | 8" | 5 1/2" | ||
| 4 1/16" | BX-155 | 8 | 1 3/8" | 9 3/4" | 6 1/2" | ||
| 5 1/8" | BX-169 | 12 | 1 1/2" | 11 1/2" | 7 3/4" | ||
| 7 1/16" | BX-156 | 16 | 1 1/2" | 13" | 8 1/2" |
