Specification

Elevator for Drill Pipe
Size Drill pipe Diameter Load range
kN(US ton)
Diameter Joint Top bore
mm (in)
Bottom  bore
mm (in)
DDZ 3-1/2/250 3-1/2″ EU NC38 139.7 (5 1/2) 100.81 (3.97) 2250 (300)
DDZ 5/350 5″ IEU NC50 180.98 (7 1/8) 133.35 (5-¼) 3150 (320)
Elevator for Drill Collar
Size Drill collar diameter
mm (in)
Top bore
mm (in)
Bottom  bore
mm (in)
Load range
kN (US ton)
DD 9-1/2/150 241.3 225.43 244.48 1350 (137)
DD 8/150 203.2 188.91 206.38
DD 6-1/2/150 165.1 152.4 168.28