Specifications of SL450 drilling swivels
|
Model
|
SL90
|
SL135
|
SL225
|
SL450
|
SL585
|
|
Max. static load KN
|
900
|
1350
|
2250
|
4500
|
5850
|
|
Max. rotary speed r/min
|
300
|
300
|
300
|
300
|
300
|
|
Max. working pressure MPA (psi)
|
25
(3570)
|
35
(5000)
|
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)
|
584
(23)
|
|
Center pipe diameter mm(in)
|
64 (2 1/2)
|
64 (2 1/2)
|
75 (3)
|
75 (3)
|
75 (3)
|
|
Center pipe upper screw thread
|
Connect to center pipe API In
|
4 1/2
REG LH
|
4 1/2
REG LH
|
6 5/8
REG LH
|
7 5/8
REG LH
|
7 5/8
REG LH
|
|
Center pipe lower
Screw thread
|
Connect to Kelly API in
|
6 5/8
REG LH
|
6 5/8
REG LH
|
6 5/8
REG LH
|
6 5/8
REG LH
|
6 5/8
REG LH
|
|
Gooseneck connection screw thread
|
3″-8 teeth/inch
|
3″-8 teeth/inch
|
4″-8 teeth/inch
|
4″-8 teeth/inch
|
4″-8 teeth/inch
|
|
Dimension (L x W x H) mm
|
2505×758×840
|
2505×758×840
|
2880×1026×1065
|
3015×1096×1065
|
3115×1224×990
|
|
Weight kg
|
940
|
1345
|
2402
|
3310
|
3230
|
|
Note: For above models, spinner (makeup and breakout) is optional.
|
Features of SL450 drilling swivels
1.Standard bail and double pin (male) alloy sub
2.The wash pipe and packing are box structure, convenient to replacing on drill floor, no need to disassemble rotary hose and gooseneck,
3.Hole in gooseneck top provides passageway for well logging wire line.
4.Standard gooseneck connection, screw thread conforms to API STD 5B.
5.Conform to API Spec 8A and marked with API monogram.