Saigao's Drill pipe Centralizers are used to centralize drill pipe, especially to ensure that inner string stab-in stinger is in center and properly in alignment with the corresponding float equipment.
These centralizers are designed to have adequate standoff and centralization. It is designed with rigid end collars and heat treated spring steel bows. The bows are heat treated and have spring action property for passing through restrictions. It is easily installed on casing and can be shipped in two halves as it has hinged profile.
It is used in stab-in inner string cementing applications.
Optimum centralization by heat treated bow springs and adequate standoff.
Bow springs are manufactured from high-quality spring steel and are heat-treated to achieve minimum starting and running forces.
Installation on the drill pipe is very convenient since it simply requires the placement of the two assembled halves on the pipe and the insertion of the pin in the end collar hinge.
The centralizer when unassembled makes a compact package, greatly reducing shipping cost; its assembly on site is straightforward.
Saigao offers a wide range of bow heights enabling it to suit various casing sizes.
These centralizers are designed to be installed on drill pipes.
Drill Pipe Centralizers are available for drill pipe sizes 3 1/2“ to 6-5/8” with large sizes bows for various casing sizes.
Special sizes or design can be made available on request.
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