... 3. 18 taper shoulder API Standard DDZ (MG) Type Drill Pipe Elevator1. Brief IntroductionDDZ (T) drill pipe elevators, of which the dimension ... Systems in oil and gas drilling operation, DDZ(T) drill pipe elevators are forged from high quality alloy steel, heat-treated, and NDT ... EU, or IEU. link ears conform to API elevator links, DDZ(T) drill pipe elevators bear API monogram as per API requirements, ...