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DD elevator
Model DD center latch elevator with square shoulder are suitable for handling drill collar, casing and tubing. The load ranges from 150 tons to 350 dons. The size ranges are from 2 to 51/2. The products shall be designed and manufactured according to the requirements in API Spec 8A/8C Specification for Drilling and Production Hoisting Equipment
Model | Tube Diameter(in)（in） | Rated Cap. (short tons) |
DD/150 | 2.3/8-5.1/2 | 150 |
DD/200 | 2.3/8-5.1/2 | 200 |
DD/250 | 2.3/8-5.1/2 | 250 |
DD/350 | 2.7/8-5.1/2 | 350 |
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