Services and products
BENOSTON designs and manufactures hydraulic actuator and slab gate valve,assembled safety valve with consideration of optimal safety and economic. The available safety valve sizes from 1-13/16" through to 7-1/16",of pressure rating from 2000psi to 20000psi.
This high performance, bi-directional slab gate valve is ideal for high pressure, critical service application 2000 through 20000 psi on well-heads, production trees and manifolds.
Hydraulic Gate Valves provided by derrida are available in size from 1 13/16” to 7 1/16” and pressuring rating from 2,000psi to 15,000psi. the gate valves are strictly designed and manufactured according to API 6A and API Spec Q1 by forging or casting AISI 4130/4140 low alloy or AISI 410 SS steel, the actuators are designed with safety and suitable for all kind of gate valves.
Tubing Heads are a straight bore bowl with 45° landing shoulder design which avoids damage to sealing areas by drilling tools, and prevents wedging of the tubing hangers, bowl protectors and test plugs. the secondary seal for the last casing pipe can be an integrated “OO” seal type or the plastic injection type, but also accepts reducer bushings “4-O” and “PE” (Pressure Energized). The upper flange is supplied with lockdown screws for pack off re-nergization and tubing hanger retention. The lower flange includes a grease fitting and orifice for testing of the secondary seal.
BENOSTON provides the FRAC VALVE was designed in accordance to API 6A and NACE MR-01-75, strict quality control conforming to ISO registration, This type of the frac valve contains flanged end, studded outlet, and special block body , both manual and hydraulic operation type can be supplied by BENOSTON, ball screw operation designed in manual type frac valve.