Bottleneck Elevator

Bottleneck Elevator
Bottleneck Elevator
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The bottleneck elevator contains two series which are DDZ and DDZ TD, and DDZ is a center latch elevator while DDZ TD is atop drive elevator with center latch. Despite of their differences, these two series are both applicable for 18 degree taper shoulder drill pipes, so they are also referred to as 18 degree center latch elevator.

Feature
1. This oil drilling tool is very useful for top drive system in oil and gas drilling. It helps to suspend taper drill pipes in a reliable and convenient way during tripping operation, and it also prolongs the service life of blow out preventer.

2. Our bottleneck elevator is compliant with API Spec 8C, and it is tested at 2 times the maximum load to make sure it is durable enough for long-term use. Moreover, it is also tested at 1.5 times the rated load before delivery.

Technical Data of Bottleneck Elevator
ModelApplicable drill pipe (inch)Bore diameter (mm)Elevator markMax. load (ton/kN)
DDZ6723/8 EU6723/8 EUDDZ:
150/1350
250/2250
350/3150
500/4500

DDZ TD:
350/3150
500/4500
DDZ8327/8 EU8327/8 EU
DDZ10131/2 EU10131/2 EU
DDZ1094 IU1094 IU
DDZ1214 EU1214 EU
41/2 IU41/2 IU
41/2 IEU41/2 IEU
DDZ13341/2 EU13341/2 EU
5 IEU5 IEU
DDZ14851/2 IEU14851/2 IEU
DDZ15957/8 IEU15957/8 IEU
DDZ17965/8 IEU17965/8 IEU
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