Specifications

drilling rig mast
API 8C
A-mast section rectangle or triangle
K-mast section "K"open face type

drilling rig mast

Compamy designs and manufactures A masts, K masts (open-front masts), derricks, masts and bootstrap masts.

The shape of A-mast section is rectangle or triangle. A-mast has attractive features with high loading capacity and perfect local stability. Each section of A-mast is connected by pins. The mast is assembled on the ground and raised or lowered integrally by the power of the drawworks upon the gin poles.

The shape of K-mast section is"K"open face type. The beam legs adopt laminated girder structure. Each section of the mast is connected by pins. K masts can be assembled on the ground and raised or lowered integrally by the power of the drawworks upon the gin poles. 

The derricks adopt tower type steel structure and bolts connection. They feature better integral stability and high loading capacity.

The bootstrap mast which is the latest line product developed by Company is a kind of telescoping and erecting mast which can be assembled vertically. The main feature is that the bootstrap mast can be divided into several sections along the vertical direction. The base section will be as the guide section and the support section to raise and assemble the other sections in turn by the power of drawworks or the hydraulic power, which can save the field greatly for the installation of the drilling rig.