Detailed Product Description

The features of blowout preventers 1.The preventers are controlled with hydraulic system, and operated through the remote control station or driller's console, and can be opened or closed rapidly and reliably, and operated easy and lightly. 2.The build-in oil-lines set in the body of ram preventer preclude damage to oil-lines during moving and handling operations. 3.The cases of main loaded components and rams of the preventer are forged with high-quality, heat-treated alloy steel, and possess extremely high reliability and utmost safety in use. 4.The rubber-ram of annular preventer takes on the shape of semisphere, has more amount of rubber on the lower part, so that it has longer service life. 5.All surfaces of sealing steel-ring grooves of the preventer are lined with stainless steel by means of bead welding, to keep them from corroding for a long time. 6.Connection flanges and bolts are complied with the standard of SY5279.2-91, and can be interchanged with the similar foreign model of preventer. 7.Every components of the preventers can be used independently, and users may choose any combination fashion according to the need of them.