Adapter Spool Flange
Working Pressure: 10,000-20,000 psi | Outside Diameter: 12-13/16"
Key Attributes
| Attribute |
Value |
| Working Pressure |
10,000-20,000 (psi) |
| Outside Diameter |
7-3/8" |
| Diameter of Bolts |
3/4" |
| Length of Bolts |
5-1/4" |
Product Description
E-valves flowcontrol machinery manufactures high-quality flanges compliant with API 6A standards, including adapter spool flanges designed for demanding industrial applications. These components are engineered for reliable performance in oilfield wellheads, manifolds, and drilling equipment, serving both connection and pack-off functions.
Standard Construction: Forged from AISI 4130 alloy steel, with size options ranging from 1-13/16" to 26-3/4" and pressure ratings up to 20,000 psi. For sour service applications, ring grooves can be inlaid with 316 stainless steel or Inconel 625 for enhanced durability.
Technical Specifications
Comprehensive flange specifications across various sizes and pressure ratings:
| Flange Size |
Working Pressure (psi) |
Outside Diameter |
Number of Bolt Holes |
Diameter of Bolts |
Length of Bolts |
API Ring Gasket |
| 1-13/16" |
10,000 |
7-3/8" |
8 |
3/4" |
5-1/4" |
BX-151 |
| 1-13/16" |
15,000 |
8-3/16" |
8 |
7/8" |
6" |
BX-151 |
| 1-13/16" |
20,000 |
10-1/8" |
8 |
1" |
7-3/4" |
BX-151 |
| 2-1/16" |
2,000 |
6-1/2" |
8 |
5/8" |
5/8" |
R-23 |
| 2-1/16" |
3,000/5,000 |
8-1/2" |
8 |
7/8" |
7/8" |
R-24 |
| 2-1/16" |
10,000 |
7-7/8" |
8 |
3/4" |
3/4" |
BX-152 |
| 2-1/16" |
15,000 |
8-3/4" |
8 |
7/8" |
7/8" |
BX-152 |
| 2-1/16" |
20,000 |
11-5/16" |
8 |
1-1/8" |
1-1/8" |
BX-152 |
| 2-9/16" |
2,000 |
7-1/2" |
8 |
3/4" |
5-1/4" |
R-26 |
| 2-9/16" |
3,000/5,000 |
9-5/8" |
8 |
1" |
7" |
R-27 |
| 2-9/16" |
10,000 |
9-1/8" |
8 |
7/8" |
6-1/4" |
BX-153 |
| 2-9/16" |
15,000 |
10" |
8 |
1" |
7" |
BX-153 |
| 2-9/16" |
20,000 |
12-13/16" |
8 |
1-1/4" |
9-1/2" |
BX-153 |
Note: This table shows a selection of available specifications. Additional sizes and configurations are available upon request.