Rigid API Substructures

Made from quality steel and manufactured strictly to API Spec 4F, Sovonex substructures are exceptionally stable and robust, creating the perfect stage for your drilling operations. Available are all classic types as well as more recent developments, such as our substructure with variable height.

Main Specifications

StandardsAPI Spec 4F
TypesBox-on-box, swing-up, slingshot, telescope, variable height
Drill floor height4.5 m-10.5 m (15 ft-35 ft)
Maximum static load600 kN-5,850 kN (134,885 lbs - 1,315,132 lbs)

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