DD double latch drillcollar elevators are conventional center latch elevators for handling drill
collar and elevator plug in oil and gas drilling operation, DD drill collarelevators are forged from high quality alloy steel, heat-treated, and NDT
tested. The rated load is150t (1350kN), and cover pipe sizes from 3" to
11¼" OD. DD drill collar elevators bear API monogram as per API
requirements, and marked with size of casing and rated working capacity.
|
Elevator Model
|
Upper Bore of Elevator
(mm)
|
Lower Bore of Elevator
(mm)
|
O.D. of Drill Collar
in
|
Rated Load
t (kN)
|
|
DDT 4⅛/( )
|
96.84
|
107.95
|
4½
|
150(1350)
|
|
DDT 4¾/( )
|
111.13
|
123.83
|
4¾
|
|
|
DDT 5¼/( )
|
123.83
|
136.53
|
5¼
|
|
|
DDT5½/( )
|
130.18
|
142.88
|
5½
|
|
|
DDT 5¾/( )
|
133.35
|
149.23
|
5¾
|
|
|
DDT 6/(
)
|
139.71
|
155.58
|
6
|
|
|
DDT 6¼/( )
|
146.60
|
161.93
|
6¼
|
|
|
DDT 6½/( )
|
152.40
|
168.28
|
6½
|
|
|
DDT 6¾( )
|
157.16
|
174.63
|
6¾
|
|
|
DDT 7/( )
|
163.51
|
180.98
|
7
|
|
|
DDT 7¼/( )
|
169.86
|
187.33
|
7¼
|
|
|
DDT 7½/( )
|
176.21
|
193.68
|
7½
|
|
|
DDT 7¾/( )
|
182.56
|
200.03
|
7¾
|
|
|
DDT 8/( )
|
188.91
|
206.38
|
8
|
|
|
DDT 8¼/( )
|
195.26
|
212.73
|
8¼
|
|
|
DDT 8½/( )
|
201.61
|
219.08
|
8½
|
|
|
DDT 9/(
)
|
212.73
|
231.78
|
9
|
Contact: Frank Email: frank@sapwells.net
Website: www.sapwells.net
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