Tubing Head Specification (API 6A)
Top Flange Size (inches) | Working Pressure (psi) | Bottom Flange Size (inches) | Working Pressure (psi) |
7-1/16" | 3000 | 11" | 2,000 |
7-1/16" | 3000 | 11" | 3,000 |
7-1/16" | 3000 | 13-5/8" | 2,000 |
7-1/16" | 3000 | 13-5/8" | 3,000 |
7-1/16" | 5000 | 11" | 3,000 |
7-1/16" | 5000 | 11" | 5000 |
7-1/16" | 5000 | 13-5/8" | 3,000 |
7-1/16" | 10000 | 11" | 5,000 |
7-1/16" | 10000 | 11" | 10,000 |
7-1/16" | 15000 | 11" | 10,000 |
9" | 3000 | 11" | 3,000 |
9" | 3000 | 13-5/8" | 2000 |
9" | 3000 | 13-5/8" | 3,000 |
9" | 5000 | 11" | 3,000 |
9" | 5000 | 13-5/8" | 3,000 |
9" | 10000 | 11" | 5,000 |
9" | 10000 | 11" | 10,000 |
11" | 10000 | 13-5/8" | 5000 |