Hot and new API drilling spool/oilfield drilling spool
Feature of drilling spool
1.The spool is made of alloy steel and heat-treated; it is used on the oil and gas well which is with a pressure of less than 70MPa; it is tested according to before shipping to be used safely
2.The spool applies to drilling high pressure oil and gas well, the connecting of the by passage of the spool with the valves and pipes will play not only a role of blowout and choking, but also a role of connecting the BOP with the wellhead
Installation and maintenance of oilfield driliing spool
1. Being used when connecting with the BOP and the casing head
2. The steel ring grove should be cleaned before installation
3. Tighten studs averagely of connecting the spool with the BOP
| Main parameter (Ref.) of oilfield drilling spool |
| Description |
H (mm) |
H1 (mm) |
L (mm) |
| 7 1/16" X 5M To 7 1/16" X 5M With side outlet 3 1/8" X 5M To 3 1/8" X 5M |
660 |
330 |
408 |
| 11" X 15M To 11" X 15M With side outlet 3 1/16" X 15M To 3 1/16" X 15M |
1100 |
550 |
450 |
| 13 5/8" X 5M To 13 5/8" X 5M With side outlet 2 1/16" X 5M To 2 1/16" X 5M |
1524 |
305 |
565 |
| 13 5/8" X 5M To 13 5/8" X 5M With side outlet 3 1/8" X 5M To 3 1/8" X 5M |
700 |
350 |
468 |
| 13 5/8" X 5M To 13 5/8" X 5M With side outlet 4 1/16" X 5M To 4 1/16" X 5M |
700 |
350 |
484 |
| 13 5/8" X 10M To 13 5/8" X 10M With side outlet 4 1/16" X 10M To 4 1/16" X 10M |
980 |
490 |
550 |
| 20 3/4" X 3M To 20 3/4” X 3M With side outlet 4 1/16" X 5M To 2 1/16" X 5M |
636 |
318 |
660 |
| 20 3/4" X 3M To 21 1/4" X 2M With side outlet 3 1/16" X 10M To 3 1/16" X 10M |
2500 |
800 |
590 |
| 21 1/4" X 2M To 21 1/4" X 2M With side outlet 4 1/16" X 5M To 4 1/16" X 5M |
700 |
350 |
575 |
| 21 1/4" X 2M To 20 3/4" X 3M With side outlet 4 1/16" X 10M To 4 1/16" X 10M |
750 |
375 |
582 |
