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Swivels
Design Features:
The washpipe and packing assembly is of cartridge type and can be replaced on the drill floor without disconnecting the rotary hose and the gooseneck.
The contact surface radius of the bail conforms to API 8A specification.
Expendable parts have the better interchangeablitity of swivels. |
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SL450S Swivel |
Main Technical Parameters of Swivels
| Model |
SL135 |
SL225 |
SL250 |
SL450 |
SL450S |
SL586 |
| Max. static load rating |
kN lbs |
1,350 300,000 |
2,250 500,000 |
2,500 560,000 |
4,500 1,000,000 |
4,500 1,000,000 |
5,850 1,300,000 |
| Max. recommended speed |
r/min |
300 |
300 |
300 |
300 |
300 |
300 |
| Max. working pressure |
Mpa psi |
35 5,000 |
35 5,000 |
35 5,000 |
35 5,000 |
35 5,000 |
35 5,000 |
| Stem I.D. |
mm (in) |
64 21/2 |
75 3 |
75 3 |
75 3 |
75 3 |
75 3 |
| Sub thread |
to stem |
(API) |
41/2"REG LH |
65/8"REG LH |
65/8"REG LH |
75/8"REG LH |
75/8"REG LH |
75/8"REG LH |
| to kelly |
(API) |
65/8"REG LH |
65/8"REG LH |
65/8"REG LH |
65/8"REG LH |
65/8"REG LH |
65/8"REG LH |
Overall dimensions (L×W×H) |
mm (in) |
2,520×758 ×840
99×30×33 |
2,880×1,026 ×820
113×40×32 |
2,880×1,026 ×820
113×40×62 |
3,015×1,096 ×960
120×43×38 |
3,015×1,000 ×960
120×40×38 |
3,115×1,143 ×990
120×45×39 |
| Weight |
kg(lbs) |
1,341 2,956 |
2,246 4,952 |
2,246 4,952 |
2,700 5,952 |
3,161 6,969 |
4,000 8,818 |
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