Hinged Welded Cement Basket is designed with Flexible Bow Springs, heat-treated under controlled conditions for maximum strength and uniformity are welded to slip-on collars and overlapping metal fins for flexibility and strength to support long columns of cement during primary cementing operations it is easily installed by sliding it over the pin end of a casing joint, prior to make-up of the joint.

Sources:- https://oilmecasia.com/product/hinged-welded-cement-basket-om015-hw/

Oilmec

Oilmec is one of the manufacturers of Cementing products in the world and offers a complete line of both welded and non-welded Bow Centralizers, Float Equipments and other accessories for Oil and Gas Drilling Industry. These product design and manufacturing expertise has been developed by experience, field knowledge & exposure to the technology throughout the world.