Elevators Type DD
Model DD center latch elevators with square shoulder are suitable for handling drill collars, casings and tubings. The load ranges from 150 tons to 350 tons and the size ranges from 2.3/8 to 5.1/2. The products shall be designed and manufactured according to API Spec 8A/8C Specification for drilling and production hoisting equipment.
Main Technical Parameters:
|
Model
|
Size (in) |
Rated Capacity (short tons) |
||
|
DP
|
Casing
|
Tubing
|
||
|
DD-100
|
2.3/8～5.1/2
|
4.1/2～5.1/2
|
2.3/8～4.1/2
|
150
|
|
DD-250
|
2.3/8～5.1/2
|
4.1/2～5.1/2
|
4.1/2～5.1/2
|
250
|
|
DD-350
|
2.3/8～5.1/2
|
4.1/2～5.1/2
|
4.1/2～5.1/2
|
350
|