API 8C Oil/Gas Drilling Rig Swivel
Features of API 8C Oil/Gas Drilling Rig Swivel:
- API Spec 8C standard;
- Authorized to use the official API monogram;
- Equipped with standard bail and double pin (male) alloy sub;
- Washpipe and packing are box structures and convenient to be replaced on drill floor without disassembling the rotary hose and gooseneck;
- Hole in top of gooseneck provides passageway for well logging wireline;
Specifications of API 8C Oil/Gas Drilling Rig Swivel:
Model | SL90 | SL135 | SL225 | SL450 | |
Max. static hook load (KN) | 900 | 1350 | 2250 | 4500 | |
Max. speed r/min. | 300 | 300 | 300 | 300 | |
Max. Working pressure (MPa/psi) | 25/3570 | 35/5000 | 35/5000 | 35/5000 | |
Clearance between bail and gooseneck - mm (in.) | 435 (17 1/8) | 495 (19 1/2) | 540 (21 1/4) | 549 (21 5/8) | |
Center pipe dia. - mm (in.) | 64 (2 1/2) | 64 (2 1/2) | 75 (3) | 75 (3) | |
Center pipe upper thread | Connect to center pipe API (standard) in. | 4 1/2 REG LH | 4 1/2 REG LH | 6 5/8 REG LH | 7 5/8 REG LH |
Center pipe lower thread | Connect to Kelly API (standard) in. | 6 5/8 REG LH | 6 5/8 REG LH | 6 5/8 REG LH | 6 5/8 REG LH |
Gooseneck connection thread | 3″-8 threads / inch | 3″-8 threads / inch | 4″-8 threads / inch | 4″-8 threads / inch | |
Dimensions (L × W × H) mm | 2505×758×840 | 2505×758×840 | 2880×1026×1065 | 3015×1096×1065 | |
Note: the above swivels are divided into two types: swivels with spinners (double duty) and swivels without spinners | |||||
Pictures of API 8C Oil/Gas Drilling Rig Swivel:
API 8C Oil/Gas Drilling Rig Swivel
API 8C Oil/Gas Drilling Rig Swivel Assembled in Workshop
API 8C Oil/Gas Drilling Rig Swivel in Workshop
API 8C Oil/Gas Drilling Rig Swivels Displayed
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