The DDZ type drill pipe elevator is a wellhead tool in the drilling and repairing of oil or gas well. It is easy and safe for handling 18-dregrees drill pipe, and of great advantage to prolong life of self-seal head of blowout presenter. It is designed according to API Spec 8A/8c for Drilling and Production Hoisting Equipment. It was design verification tested at more than two times the max. test load, and underwent ex-factory test at one and a half times the rated load.
