Air
operated elevators are conventional elevators to which power actuation has been
added. This feature permits remote opening and closing of the elevators. It can
meet normal working requirements in oil drilling & workover and also reduce
workload. They are designed and manufactured according to the requirements in
API SPEC 8A/8C Specification for drilling and production hoisting equipments.
Main Technical Parameters
Model |
Tubular Size in |
Rated Capacity (short tons) |
DD-150 |
4-1/8”~8-5/8” |
150 |
DDZ-500 |
3-1/2”~6-5/8” |
500 |